CN110445826A - A kind of session information acquisition methods, device and server - Google Patents
A kind of session information acquisition methods, device and server Download PDFInfo
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- CN110445826A CN110445826A CN201810421410.1A CN201810421410A CN110445826A CN 110445826 A CN110445826 A CN 110445826A CN 201810421410 A CN201810421410 A CN 201810421410A CN 110445826 A CN110445826 A CN 110445826A
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- session information
- session
- storage medium
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- server
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
Abstract
The application provides a kind of session information acquisition methods, device and server, this method comprises: trawl performance module obtains session information, and by session information storage to the first storage medium；The trawl performance module sends first event instruction to session information acquisition module；The session information acquisition module instructs according to the first event and obtains the session information from first storage medium.By the technical solution of the application, it can solve collection period and be not easy the problems such as determining and session information is omitted, it is available to arrive all session informations, solve the problems, such as session information loss.
Description
Technical field
This application involves internet area more particularly to a kind of session information acquisition methods, device and server.
Background technique
Traditional TCP (Transmission Control Protocol, transmission control protocol)/IP technology, at data
During reason, need to occupy a large amount of server resources and memory bus bandwidth, data exist by operating system and other software layers
Duplication movement is carried out back and forth between Installed System Memory, processor cache and network controller caching, gives CPU (Central
Processing Unit, central processing unit) and memory cause heavy burden, especially network bandwidth, processor speed and memory
The mismatch of bandwidth more exacerbates network delay effect.
For this purpose, proposing RDMA (Remote Direct Memory Access, remote direct data access) technology, it is
Data can be transmitted directly to another server from the memory of a server, are not necessarily to by a kind of direct memory access technology
The intervention of both sides' operating system, does not have any impact to operating system.RDMA can simply understand are as follows: utilize hardware and network
The network interface card of technology, server 1 can be finally reached high bandwidth, low latency and low-resource and be utilized with the memory of direct read/write server 2
The effect of rate, application program need not participate in data transmission procedure, it is only necessary to which specified memory read/write address is opened and transmits and wait
It is transmitted.
Session information is the important parameter of RDMA technology, by acquire session information, can analyze network connection state and
The active degree of network flow, so that playing help positions network hotspot, the functions such as assist trouble investigation.Traditional acquisition mode is
Taken at regular intervals session information, it is such as primary every acquisition in 1 minute, however, there are collection period to be not easy really for this taken at regular intervals mode
The problems such as fixed and session information is omitted.For example, if collection period is too short, it is frequent to acquire session information, server can be increased
Processing pressure, improve the load of server, or even influence the processing of regular traffic and will lead to if collection period is excessive
Omit session information.
Summary of the invention
The application provides a kind of session information acquisition methods, is applied to server, the server includes trawl performance mould
Block and session information acquisition module, which comprises
The trawl performance module obtains session information, and the session information is stored to the first storage medium；
The trawl performance module sends first event instruction to the session information acquisition module；
The session information acquisition module is according to first event instruction acquisition from first storage medium
Session information.
The application provides a kind of session information acquisition methods, is applied to server, which comprises
When the server and another server establish connection, session corresponding with the connection is established；
Session information corresponding with the session is obtained, and the session information is stored to the first storage medium；
The first event received for the session information instructs, and determines the first storage according to first event instruction
Increase new session information in medium, and obtains new session information from first storage medium.
The application provides a kind of session information acquisition methods, applied to the server for establishing connection using RDMA mode, institute
Stating server includes trawl performance module and session information acquisition module, this method comprises:
The trawl performance module obtains the corresponding session information of connection of at least two types, and the session letter that will acquire
Breath is stored to the first storage medium；Wherein, the connection of at least two type includes being based on Application Programming Interface kernel module
The connection of foundation and the connection established based on connection management interface kernel module；
The session information acquisition module obtains session information from first storage medium.
The application provides a kind of session information acquisition device, is applied to server, comprising:
Trawl performance module is stored for obtaining session information, and by the session information to the first storage medium, and to
Session information acquisition module sends first event instruction；
Session information acquisition module, for according to first event instruction acquisition from first storage medium
Session information.
The application provides a kind of session information acquisition device, is applied to server, comprising:
Module is established, for establishing corresponding with the connection when the server and another server establish connection
Session, and obtain session information corresponding with the session；
Memory module, for storing the session information to the first storage medium；
Module is obtained, for receiving the first event instruction for being directed to the session information, and is referred to according to the first event
It enables in determining first storage medium and increases new session information, and obtain new session information from first storage medium.
The application provides a kind of session information acquisition device, applied to the server for establishing connection using RDMA mode, institute
Stating device includes:
Trawl performance module, the corresponding session information of connection for obtaining at least two types, and the session that will acquire
Information is stored to the first storage medium；Wherein, the connection of at least two type includes being based on Application Programming Interface kernel mould
The connection that block is established and the connection established based on connection management interface kernel module；
Session information acquisition module, for obtaining session information from first storage medium.
The application provides a kind of server, comprising: processor and machine readable storage medium, the machine readable storage are situated between
Several computer instructions are stored in matter, the processor is handled as follows when executing the computer instruction: passing through network interface card
Drive module obtains session information, by session information storage to the first storage medium；By trawl performance module to session
Information acquisition module sends first event instruction；It is instructed according to the first event from first and is deposited by session information acquisition module
Session information is obtained in storage media.
The application provides a kind of server, comprising: processor and machine readable storage medium, the machine readable storage are situated between
Several computer instructions are stored in matter, the processor is handled as follows when executing the computer instruction: in the clothes
When business device and another server establish connection, session corresponding with the connection is established；Obtain session corresponding with the session
Information, and the session information is stored to the first storage medium；The first event received for the session information instructs, root
It is instructed in determining first storage medium according to the first event and increases new session information, obtained from first storage medium
New session information.
The application provides a kind of server that connection is established using RDMA mode, comprising: processor and machine readable storage
Medium, several computer instructions are stored on the machine readable storage medium, and the processor executes the computer instruction
When be handled as follows: obtain the corresponding session information of connection of at least two types by trawl performance module, and will acquire
Session information storage to the first storage medium；Wherein, the connection of at least two type includes being based on Application Programming Interface
The connection that kernel module is established and the connection established based on connection management interface kernel module；By session information acquisition module from
Session information is obtained in first storage medium.
It based on the above-mentioned technical proposal,, can be by session after trawl performance module obtains session information in the embodiment of the present application
Information is stored to the first storage medium, and sends first event instruction to session information acquisition module.Session information acquisition module
After receiving first event instruction, session information is just obtained from the first storage medium, rather than taken at regular intervals session information,
The problems such as determining and session information is omitted is not easy so as to solve collection period.For example, session information acquisition module does not need
Determine collection period, also the just not no determination problem of collection period.Further, since when session information changes every time, network interface card
Drive module will send first event instruction to session information acquisition module, and triggering session information acquisition module obtains session letter
Breath, i.e., session information it is each variation all can triggering session information acquisition module go acquisition session information, so as to get
All session informations solve the problems, such as session information loss, improve the accuracy and integrality of session information, improve meeting
The granularity and timeliness of acquisition of information are talked about, and reduces the influence to operation system.
Detailed description of the invention
It, below will be to the application in order to clearly illustrate the embodiment of the present application or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is only some embodiments as described in this application, for those of ordinary skill in the art, can also be according to this Shen
Please these attached drawings of embodiment obtain other attached drawings.
Figure 1A-Fig. 1 C is the application scenarios schematic diagram in a kind of embodiment of the application；
Fig. 2A and Fig. 2 B is the flow chart of the session information acquisition methods in a kind of embodiment of the application；
Fig. 3 is the flow chart of the session information acquisition methods in the application another embodiment；
Fig. 4 is the structure chart of the session information acquisition device in a kind of embodiment of the application；
Fig. 5 is the structure chart of the session information acquisition device in the application another embodiment.
Specific embodiment
In the term that the embodiment of the present application uses merely for the sake of for the purpose of describing particular embodiments, rather than limit this Shen
Please.The "an" of singular used in the application and claims, " described " and "the" are also intended to including most shapes
Formula, unless context clearly shows that other meanings.It is also understood that term "and/or" used herein refers to comprising one
A or multiple associated any or all of project listed may combine.
It will be appreciated that though various letters may be described using term first, second, third, etc. in the embodiment of the present application
Breath, but these information should not necessarily be limited by these terms.These terms are only used to for same type of information being distinguished from each other out.For example,
In the case where not departing from the application range, the first information can also be referred to as the second information, and similarly, the second information can also be with
The referred to as first information.Depending on context, in addition, used word " if " can be construed to " ... when " or
" when ... " or " in response to determination ".
A kind of session information acquisition methods are proposed in the embodiment of the present application, this method can be applied to server, the clothes
Being engaged in device can be using RDMA technology from another server acquisition data, and RDMA technology is a kind of direct memory access technology,
Data can be transmitted directly to another server from the memory of a server, without the intervention of both sides' operating system, no
Operating system can be impacted, can be bypassed by hardware realization zero-copy and kernel, and be not necessarily to the participation of CPU, it can
High performance data access is provided.
In one example, server can include but is not limited to: trawl performance module and session information acquisition module.Its
In, trawl performance module can be driver (full name is device driver), for realizing operating system and hardware device
Communication, be equivalent to the interface of hardware device, operating system only passes through this driver, just can control the work of hardware device
Make.Session information is supplied to upper layer application for acquiring session information by session information acquisition module, so that upper layer application root
According to the active degree of session information analysis network connection state and network flow, so that playing help positions network hotspot, auxiliary
The functions such as malfunction elimination.
Referring to shown in Figure 1A, for the application scenarios schematic diagram of the embodiment of the present application, server be can include but is not limited to: net
Card drive module, session information acquisition module, Application Programming Interface kernel module, connection management interface kernel module.Wherein, it answers
It can be Verbs with programming interface, and Verbs is the bottom Application Programming Interface of RDMA technical definition, can be provided most basic
Management and coffret；Application Programming Interface kernel module be for realizing the kernel module of Application Programming Interface function, can
To be controlled by application program.In addition, connection management interface kernel module can be rdmacm, and rdmacm is RDMA skill
The connection management interface that art defines can provide the management interfaces such as creation, the destruction to connection；Connection management interface kernel module
It is that can be controlled by application program for realizing the kernel module of connection management interface function.
Referring to shown in Figure 1B, connection management interface kernel module can recorde application program and be established by connection management interface
All sessions session information, and connection management interface kernel module can to session information acquisition module provide inquiry connect
Mouthful.Further, session information acquisition module, can be periodically out of connection management interface by query interface described in regular visit
Core module collects session information, such as primary every acquisition in 1 minute.
However, aforesaid way has the following problems: collection period is not easy determining and session information and omits.For example, if acquisition
Period is too short, then frequently acquires session information, can increase the processing pressure of server, improve the load of server, even
Influence the processing of regular traffic.If collection period is excessive, omission session information will lead to；For example, session information acquires mould
Block acquires session information in time A and time B, if some session information is created after time A, before time B
It is deleted, then session information acquisition module can not collect this session information, to omit the meeting between acquisition operation twice
Talk about information.
In addition, session information acquisition module can only collect session information from the connection management interface kernel module, it can not
Collect all session informations.For example, if certain application program establishes session without using connection management interface, but application is used to compile
Journey interface establishes session, then the session information of this session is recorded in Application Programming Interface kernel module, since application programming connects
Mouth kernel module does not provide query interface to session information acquisition module, and therefore, session information acquisition module can not be compiled from application
Journey interface kernel module collects session information.
Unlike aforesaid way, believe referring to all sessions shown in Fig. 1 C, can be obtained by trawl performance module
Cease (generation when such as establishing the session information generated when session using connection management interface, establishing session using Application Programming Interface
Session information etc., it is without limitation), and these session informations can be stored to the first storage medium.Moreover, session is believed
When breath changes every time, trawl performance module can send event command to session information acquisition module, to indicate that session is believed
Breath changes.Session information acquisition module is after receiving event command, so that it may determine that session information changes, and from
Session information is obtained in first storage medium.
Wherein, session either is established using connection management interface and another server, or uses Application Programming Interface
Session is established with another server, is required to establish session by the trawl performance module and another server of server.Based on this,
Trawl performance module it is available to all session information (such as established using connection management interface session information when session,
The session information etc. when session is established using Application Programming Interface).
Wherein, when trawl performance module stores session information to the first storage medium, can be will using file format
Session information is stored to the first storage medium；In this way, session information directly uses file interface, protected in a manner of catalogue and file
There are the first storage mediums, increase the transparent of session information.Certainly, trawl performance module can also use other way will
Information is talked about to store to the first storage medium, it is without limitation.
It wherein, is from the first storage medium when session information acquisition module obtains session information from the first storage medium
The middle session information for obtaining file format, i.e. session information acquisition module can be with standard the access operation of session information
File interface carries out, to improve the use scope of session information acquisition module.
Wherein, session information acquisition module can monitor trawl performance module, once listen to trawl performance mould
The event command that block is sent determines that session information changes (as increased the session information of newly-built session or deleting existing
Session), and session information is obtained from the first storage medium.
In the above-described embodiments, the first storage medium can include but is not limited to the memory of server, it is contemplated that in memory
Session information can delete after a power failure, therefore, session information acquisition module from the first storage medium obtain session information after,
Session information can also be stored to the second storage medium, and the second storage medium can include but is not limited to the magnetic of server
Disk, to guarantee that session information will not be deleted due to power down.
Wherein, the disk of server can also include but is not limited to: SSD (Solid State Drive, solid-state driving
Device), HHD (Hybrid Hard Drive, hybrid hard drive), the classes such as HDD (Hard Disk Drive, hard disk drive)
The disk of type, it is of course also possible to be the disk of phase change memory type, the disk of quantum memory type, graphene memory class
Disk of type etc., with no restrictions to the type of this disk.
In one example, the agreement of RDMA technology is supported to can include but is not limited to: IB (InfiniBand, infiniband
It is wide), RoCE (RDMA over Converged Ethernet, RDMA cross fusion Ethernet), iWARP (Internet Wide
Area RDMA Protocol, internet wide area rdma protocol) etc., it is without limitation, in the present embodiment by taking RoCE as an example into
Row explanation, and the processing mode of other agreements is similar.In the RDMA technology based on RoCE, above-mentioned session information is referred to as
RoCE session information.
In one example, session refers to the mechanism that may be used as data exchange that network both ends are established by transport layer,
Indicate the end to end connection established by RoCE technology, and the corresponding all information of session are known as session information.Session information
It is the important parameter of RDMA, can analyze the active degree of network connection state and network flow by session information, to rises
Network hotspot, the functions such as assist trouble investigation are positioned to help.
For example, the session of the corresponding session of the connection is believed if establishing a connection between server 1 and server 2
Breath can include but is not limited to: session identification, the IP address of server 1, the IP address of server 2, session status (such as establish shape
State, use state, destruction state etc.), the QP of server 1 (Queue Pairs, queue to) information (such as QP number-mark),
QP information of server 2 etc..Certainly, above-mentioned session information is the example of the application, not to the content of this session information
It does and limits in detail.
Wherein, RoCE is standard of the RDMA in Ethernet, may include two kinds of transmission modes, and a kind of mode is RC
(Reliable Connection, reliable data transmission) transmission mode, another way are UD (Unreliable
Datagram, corrupt data transmission) transmission mode.RC transmission mode is connection-oriented reliable transmission technology, needs to pass through
The mechanism such as response and order-preserving guarantee the reliability of transmission.UD transmission mode is non-connection-oriented data transmission technology, is not needed
The mechanism such as response and order-preserving of offer guarantee the reliability of transmission.Based on this, the connection established between server 1 and server 2 can
Think RC connection or UD connection.
Wherein, QP (Queue Pairs, queue to) resource is the basic resources for sending and receiving message, and QP resource can be with
Including a transmit queue and a receiving queue, each QP resource has unique QP number-mark, and QP resource is hard by network interface card
Part is allocated and manages.For example, server 1 is the distribution of business 1 for some business 1 between server 1 and server 2
QP resource A, server 2 is that business 1 distributes QP resource B, then is to utilize clothes when establishing connection between server 1 and server 2
The QP resource A of the business device 1 and QP resource B of server 2 establishes connection, and the QP information of server 1 can be the QP number of QP resource A
Mark, the QP information of server 2 can be the QP number-mark of QP resource B.
In one example, connection is established in the QP resource B of QP resource A and server 2 using server 1 establish RC company
It connects or when UD connection, the QP number-mark of QP resource A can also be sent to server 2 by server 1, be built by the server 2
The corresponding relationship of the QP number-mark of the QP number-mark and QP resource B of vertical QP resource A；Similarly, server 2 can also provide QP
The QP number-mark of source B is sent to server 1, and the QP number-mark of QP resource B and the QP of QP resource A are established by the server 1
The corresponding relationship of number-mark.Certainly, above-mentioned establishment process is to establish an example of RC connection or UD connection, to this RC
Connection or UD establishment of connection process are with no restrictions.
It is the session information acquisition methods that the embodiment of the present application proposes referring to fig. 2 shown in A under above-mentioned application scenarios
Flow chart, this method can be applied to server, and server can include but is not limited to: trawl performance module, session information are adopted
Collect module, Application Programming Interface kernel module (such as Verbs kernel module), connection management interface kernel module (in such as rdmacm
Core module), this method may comprise steps of:
Step 201, trawl performance module obtains session information, and session information is stored to the first storage medium.
Wherein, session either is established using connection management interface and another server, or uses Application Programming Interface
Session is established with another server, session can be established by the trawl performance module and another server of server.Based on this,
Trawl performance module it is available to all session information (such as established using connection management interface session information when session,
The session information etc. when session is established using Application Programming Interface).
Wherein, trawl performance module obtains session information, can include but is not limited to: passing through trawl performance mould in server
When block and another server establish connection, then trawl performance module can establish session corresponding with the connection, and obtains and be somebody's turn to do
The corresponding session information of session, with no restrictions to this session information acquisition process.
In one example, server establishes connection by trawl performance module and another server, may include but not
Be limited to: mode one, trawl performance module can obtain the link information of another server from Application Programming Interface kernel module, and
Connection is established using the link information of book server and the link information of another server.Mode two, trawl performance module can be with
Obtain the link information of another server from connection management interface kernel module, and using the link information of book server with it is another
The link information of server establishes connection.
If establishing session using Application Programming Interface for mode one, server, Application Programming Interface kernel module can
To obtain the link information (IP address and QP information of such as another server) of another server from another server,
And the link information of another server is supplied to trawl performance module.Based on this, trawl performance module can be from application programming
Interface kernel module obtains the link information of another server, and gets the link information of book server (such as book server
IP address and QP information etc.), with no restrictions to this acquisition modes.Then, trawl performance module can use the company of book server
The link information for connecing information and another server establishes connection, such as RC connection or UD connection, with no restrictions to this establishment process.
After trawl performance module establishes connection using the link information of book server and the link information of another server, just
It can establish session corresponding with the connection, and obtain session information corresponding with the session, such as session identification, book server
IP address, the IP address of another server, session status (as established state, use state, destruction state), book server
QP information, QP information of another server etc..
Wherein, Application Programming Interface kernel module is believed to obtain the connection of another server from another server
Breath, then Application Programming Interface kernel module can establish TCP connection or UDP (User Datagram with another server
Protocol, User Datagram Protocol) connection, and by TCP connection or UDP connection obtained from another server it is described separately
The link information of one server, with no restrictions to this process.
If establishing session using connection management interface for mode two, server, connection management interface kernel module can
To read the link information (IP address and QP information of such as another server) of another server from User space repository, and
The link information of another server is supplied to trawl performance module.Based on this, trawl performance module can connect from connection management
Mouth kernel module obtains the link information of another server, and gets the link information (IP of such as book server of book server
Address and QP information etc.), with no restrictions to this acquisition modes.Then, trawl performance module can use the connection of book server
The link information of information and another server establishes connection, such as RC connection or UD connection, with no restrictions to this establishment process.
After trawl performance module establishes connection using the link information of book server and the link information of another server, just
It can establish session corresponding with the connection, and obtain session information corresponding with the session, such as session identification, book server
IP address, the IP address of another server, session status (as established state, use state, destruction state), book server
QP information, QP information of another server etc..
Wherein, connection management interface kernel module reads the link information of another server from User space repository, can
To include: to receive the link information of another server of user's input, and the link information of another server is stored to user
State repository；Alternatively, grabbing the link information of another server from all data, and the link information of another server is deposited
Store up User space repository.With no restrictions to this process, as long as the link information of another server can be obtained, and connection is believed
User space repository is arrived in breath storage.Based on this, connection management interface kernel module can be read from User space repository
The link information of another server.
In one example, trawl performance module stores session information to the first storage medium, may include but unlimited
In: trawl performance module as a file format stores session information to the first storage medium；That is, session information can be straight
It connects using file interface, is stored in a manner of catalogue and file in the first storage medium, to increase the saturating of session information
It is bright.Certainly, trawl performance module can also be stored session information to the first storage medium, such as picture format using other way
Deng with no restrictions to this storage format.
In one example, trawl performance module can also increase a record in local, and expression is in book server and separately
A session is established between one server, to this record content with no restrictions.
Step 202, trawl performance module sends first event instruction to session information acquisition module.
In one example, since trawl performance module can get all session informations, in session information
When changing every time, trawl performance module can learn this change events, and can be to session information acquisition module
First event instruction is sent, to indicate that session information has occurred and that variation.
Step 203, session information acquisition module instructs according to the first event and obtains session letter from the first storage medium
Breath.Wherein, session information acquisition module can determine session after receiving the first event instruction of trawl performance module transmission
Information changes, and obtains session information from the first storage medium.
Wherein, session information acquisition module can monitor trawl performance module, once listen to trawl performance mould
The first event instruction that block is sent determines that session information changes (session information as increased newly-built session), and can be with
The session information for increasing newly-built session is obtained from the first storage medium.
Wherein, session information acquisition module instructs according to the first event and obtains session information from the first storage medium
When, it is the session information for obtaining file format from the first storage medium according to first event instruction, i.e. session information acquires mould
The file interface progress that block can be the access operation of session information with standard, to improve session information acquisition module
Use scope.
In the above-described embodiments, the first storage medium can include but is not limited to the memory of server, it is contemplated that in memory
Session information can delete after a power failure, therefore, session information acquisition module is instructed according to first event from the first storage medium
After middle acquisition session information, can also by session information store to the second storage medium, and the second storage medium may include but
It is not limited to the disk of server, to guarantee that session information will not be deleted due to power down.
In one example, above-mentioned execution sequence is intended merely to facilitate description to provide example, in practical applications,
Sequence is executed between can also changing the step, with no restrictions to this execution sequence.Moreover, in other embodiments, and it is different
The fixed sequence for showing and describing according to this specification is come the step of executing correlation method, step included by method can be than this
It is more or less described in specification.In addition, single step described in this specification, it in other embodiments may quilt
Multiple steps are decomposed into be described；Multiple steps described in this specification may also be merged into other embodiments
Single step is described.
It is another flow chart of session information acquisition methods referring to fig. 2 shown in B, this method can be applied to server, take
Business device may include trawl performance module and session information acquisition module, and this method may include:
Step 211, trawl performance module is deleted in the corresponding session of the first storage medium recorded session information.
Wherein, trawl performance module corresponding session of recording conversation information in the first storage medium is deleted, and can wrap
Include but be not limited to: when server is disconnected by trawl performance module and another server, then trawl performance module can be with
Corresponding with connection session is discharged, and inquires session information corresponding with the session from the first storage medium, and the
The corresponding session of the session information is recorded in one storage medium to be deleted.
It in one example, can be by the trawl performance mould of server when server and another server disconnect
Block is disconnected with another server, moreover, the trawl performance module can discharge session corresponding with the connection, further
, which can inquire session information corresponding with the session from the first storage medium, and deposit first
The corresponding session of the session information is recorded in storage media to be deleted.
Trawl performance module recorded in the first storage medium the corresponding session of the session information be deleted, may include but
Be not limited to: trawl performance module adds data in the session information of the first storage medium, and the data are for indicating the session
The corresponding session of information is deleted, with no restrictions to the content of this data.Alternatively, trawl performance module is from the first storage medium
The session information is deleted, and after session information is deleted, it can indicate that the corresponding session of the session information is deleted.Certainly, on
The mode of stating is example, without limitation.
In one example, after trawl performance module discharges some session, it can also locally increase a record, indicate
The session between book server and another server is deleted, with no restrictions to the content of this record.
Step 212, trawl performance module sends second event instruction to session information acquisition module.
Since trawl performance module can know that session is deleted, when thering is session to be deleted every time, trawl performance mould
Block can send second event instruction to session information acquisition module, to indicate that session is deleted.
Step 213, session information acquisition module instructed according to the second event obtain from the first storage medium by
The session information of the session of deletion.Wherein, session information acquisition module is in the second event for receiving the transmission of trawl performance module
After instruction, it can determine that session is deleted, that is, there is the corresponding session of session information to be deleted, therefore, can be situated between from the first storage
The session information of deleted session is obtained in matter.
For example, if add data in the session information of the first storage medium, and the session information is indicated by the data
Corresponding session is deleted, then session information acquisition module determines that the session information is deleted by parsing the data
Session session information.Alternatively, if deleting the session information from the first storage medium, by comparing this session information
With last session information, deleted session information is determined.
Wherein, session information acquisition module can monitor trawl performance module, once listen to trawl performance mould
The second event instruction that block is sent, has determined that session is deleted, and can obtain from the first storage medium deleted
Session session information.
In one example, session information acquisition module is instructed according to second event and is obtained from the first storage medium
After the session information of deleted session, the corresponding session of the session information can also be recorded in the second storage medium and is deleted
It removes, recording mode is similar with the deleted mode of the recording conversation in the first storage medium, and details are not described herein.
It based on the above-mentioned technical proposal,, can be by session after trawl performance module obtains session information in the embodiment of the present application
Information is stored to the first storage medium, and sends first event instruction to session information acquisition module.Session information acquisition module
After receiving first event instruction, session information is just obtained from the first storage medium, rather than taken at regular intervals session information,
The problems such as determining and session information is omitted is not easy so as to solve collection period.For example, session information acquisition module does not need
Determine collection period, also the just not no determination problem of collection period.Further, since when session information changes every time, network interface card
Drive module will send first event instruction to session information acquisition module, and triggering session information acquisition module obtains session letter
Breath, i.e., session information it is each variation all can triggering session information acquisition module go acquisition session information, so as to get
All session informations solve the problems, such as session information loss, improve the accuracy and integrality of session information, improve meeting
The granularity and timeliness of acquisition of information are talked about, and reduces the influence to operation system.
Based on similarly applying conceiving with the above method, another session information acquisition side is also proposed in the embodiment of the present application
Method, shown in Figure 3, for the flow chart for the session information acquisition methods that the embodiment of the present application proposes, this method be can be applied to
Server, this method may comprise steps of:
Step 301, when server and another server establish connection, session corresponding with connection is established.
Server and another server establish connection, may include: the Application Programming Interface kernel module from book server
The link information for obtaining another server is established and is connected using the link information of book server and the link information of another server
It connects；Alternatively, obtaining the link information of another server from the connection management interface kernel module of book server, book server is utilized
Link information and the link information of another server establish connection.
Step 302, session information corresponding with the session is obtained, it will words information storage to the first storage medium.
Step 303, the first event received for the session information instructs, and determines that first deposits according to first event instruction
Increase new session information in storage media, and obtains new session information from the first storage medium.
For example, trawl performance module establishes meeting corresponding with the connection when server and another server establish connection
Words obtain session information corresponding with the session, and by session information storage to the first storage medium, acquire to session information
Module sends the first event instruction for the session information.Further, session information acquisition module is being received for this
After the first event instruction of session information, it can determine and increase new session information in the first storage medium, and can be from first
New session information is obtained in storage medium.
Wherein, the processing of step 301- step 303 may refer to step 201-203, and details are not described herein.
In one example, it when server and another server disconnect, can also discharge corresponding with the connection
Session, and session information corresponding with the session is inquired from the first storage medium, and record should in the first storage medium
The corresponding session of session information is deleted；The second event received for the session information instructs, and is instructed according to second event
The session information of deleted session is obtained from the first storage medium.For example, being disconnected in server and another server
When connection, trawl performance module discharges session corresponding with the connection, inquires from the first storage medium corresponding with the session
Session information, and record in the first storage medium the corresponding session of the session information and be deleted, and acquired to session information
Module sends the second event instruction for the session information.Session information acquisition module receives for the session information
After two event commands, then the session information of deleted session is obtained from the first storage medium.
Wherein, the processing of the above process may refer to step 211-213, and details are not described herein.
Based on similarly applying conceiving with the above method, another session information acquisition side is also proposed in the embodiment of the present application
Method, this method can be applied to establish the server of connection using RDMA mode, the server include trawl performance module and
Session information acquisition module, this method comprises:
The trawl performance module obtains the corresponding session information of connection of at least two types, and the session letter that will acquire
Breath is stored to the first storage medium；Wherein, the connection of at least two type includes being based on Application Programming Interface kernel module
The connection of foundation and the connection established based on connection management interface kernel module.
The session information acquisition module obtains session information from first storage medium.
Wherein, the session information acquisition module obtains session information from first storage medium, may include but
Be not limited to: the session information acquisition module obtains session information from first storage medium according to first event instruction；
Wherein, the first event instruction is the trawl performance module after by session information storage to first storage medium,
It is sent to the session information acquisition module.
Wherein, the above process may refer to the session information acquisition methods of above-described embodiment, and details are not described herein.
Based on similarly applying conceiving with the above method, the embodiment of the present application also provides a kind of session information acquisition device,
Applied to server, as shown in figure 4, being the structure chart of described device, described device includes:
Trawl performance module 401 is stored for obtaining session information, and by the session information to the first storage medium,
And first event instruction is sent to session information acquisition module；
Session information acquisition module 402, for being obtained from first storage medium according to first event instruction
The session information.
The trawl performance module 401 is specifically used for when obtaining session information: in trawl performance module and another server
When establishing connection, session corresponding with the connection is established, and obtain session information corresponding with the session；Described device is also
Including Application Programming Interface kernel module and/or connection management interface kernel module；The trawl performance module 401 and another clothes
Business device is established to be specifically used for when connection: being obtained the link information of another server from Application Programming Interface kernel module, is utilized institute
The link information of the link information and another server of stating server establishes connection；Alternatively, from connection management interface kernel
Module obtains the link information of another server, is believed using the link information of the server and the connection of another server
Breath establishes connection.
Based on similarly applying conceiving with the above method, the embodiment of the present application provides a kind of server, including processor and
Machine readable storage medium, several computer instructions are stored on the machine readable storage medium, and the processor executes institute
It is handled as follows when stating computer instruction: session information being obtained by trawl performance module, the session information storage is arrived
First storage medium；First event instruction is sent to session information acquisition module by trawl performance module；Pass through session information
Acquisition module instructs according to the first event and obtains session information from the first storage medium.
Based on similarly applying conceiving with the above method, the embodiment of the present application also provides a kind of machine readable storage medium,
Several computer instructions are stored on the machine readable storage medium, the computer instruction is performed to be located as follows
Reason: obtaining session information by trawl performance module, by session information storage to the first storage medium；Pass through trawl performance
Module sends first event instruction to session information acquisition module；Referred to by session information acquisition module according to the first event
Order obtains session information from the first storage medium.
Based on similarly applying conceiving with the above method, the embodiment of the present application also provides a kind of session information acquisition device,
Applied to server, as shown in figure 5, being the structure chart of described device, described device includes:
Module 501 is established, for establishing corresponding with the connection when the server and another server establish connection
Session, and obtain corresponding with session session information；
Memory module 502, for storing the session information to the first storage medium；
Module 503 is obtained, for receiving the first event instruction for being directed to the session information, and according to the first event
It instructs in determining first storage medium and increases new session information, and obtain new session letter from first storage medium
Breath.
Based on similarly applying conceiving with the above method, the embodiment of the present application provides a kind of server, including processor and
Machine readable storage medium, several computer instructions are stored on machine readable storage medium, and processor executes the computer
It is handled as follows when instruction: when the server and another server establish connection, establishing meeting corresponding with the connection
Words；Session information corresponding with the session is obtained, and the session information is stored to the first storage medium；It receives for institute
The first event instruction for stating session information instructs according to the first event and determines that increasing new session in the first storage medium believes
Breath, obtains new session information from first storage medium.
Based on similarly applying conceiving with the above method, the embodiment of the present application also provides a kind of machine readable storage medium,
Several computer instructions are stored on the machine readable storage medium, the computer instruction is performed to be located as follows
Reason: when the server and another server establish connection, session corresponding with the connection is established；It obtains and the session
Corresponding session information, by session information storage to the first storage medium；Receive the first thing for being directed to the session information
Part instruction instructs in determining first storage medium according to the first event and increases new session information, from first storage
New session information is obtained in medium.
Based on similarly applying conceiving with the above method, the embodiment of the present application also provides a kind of session information acquisition device,
Applied to the server for establishing connection using RDMA mode, described device includes:
Trawl performance module, the corresponding session information of connection for obtaining at least two types, and the session that will acquire
Information is stored to the first storage medium；Wherein, the connection of at least two type includes being based on Application Programming Interface kernel mould
The connection that block is established and the connection established based on connection management interface kernel module；
Session information acquisition module, for obtaining session information from first storage medium.
Based on similarly applying conceiving with the above method, the embodiment of the present application, which provides, a kind of establishes connection using RDMA mode
Server, including processor and machine readable storage medium be stored with several computer instructions on machine readable storage medium,
Processor is handled as follows when executing the computer instruction: the connection of at least two types is obtained by trawl performance module
Corresponding session information, and the session information that will acquire is stored to the first storage medium；Wherein, the company of at least two type
The connection for connecing the connection including establishing based on Application Programming Interface kernel module and being established based on connection management interface kernel module；
Session information is obtained from first storage medium by session information acquisition module.
Based on similarly applying conceiving with the above method, the embodiment of the present application also provides a kind of machine readable storage medium,
Several computer instructions are stored on the machine readable storage medium, the computer instruction is performed to be located as follows
Reason: the corresponding session information of connection of at least two types is obtained by trawl performance module, and the session information that will acquire is deposited
It stores up to the first storage medium；Wherein, the connection of at least two type includes being established based on Application Programming Interface kernel module
Connection and based on connection management interface kernel module establish connection；It is stored by session information acquisition module from described first
Session information is obtained in medium.
System, device, module or the unit that above-described embodiment illustrates can specifically realize by computer chip or entity,
Or it is realized by the product with certain function.A kind of typically to realize that equipment is computer, the concrete form of computer can
To be personal computer, laptop computer, cellular phone, camera phone, smart phone, personal digital assistant, media play
In device, navigation equipment, E-mail receiver/send equipment, game console, tablet computer, wearable device or these equipment
The combination of any several equipment.
For convenience of description, it is divided into various units when description apparatus above with function to describe respectively.Certainly, implementing this
The function of each unit can be realized in the same or multiple software and or hardware when application.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes computer usable program code that the embodiment of the present application, which can be used in one or more,
The computer implemented in computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of program product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It is generally understood that being realized by computer program instructions each in flowchart and/or the block diagram
The combination of process and/or box in process and/or box and flowchart and/or the block diagram.It can provide these computer journeys
Sequence instruct to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices processor with
A machine is generated, so that the instruction generation executed by computer or the processor of other programmable data processing devices is used for
Realize the dress for the function of specifying in one or more flows of the flowchart and/or one or more blocks of the block diagram
It sets.
Moreover, these computer program instructions also can store be able to guide computer or other programmable datas processing set
In standby computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates
Manufacture including command device, the command device are realized in one process of flow chart or multiple processes and/or block diagram one
The function of being specified in a box or multiple boxes.
These computer program instructions can also be loaded into computer or other programmable data processing devices, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer
Or the instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram
The step of function of being specified in one box or multiple boxes.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (23)
1. a kind of session information acquisition methods, which is characterized in that be applied to server, the server includes trawl performance module
With session information acquisition module, which comprises
The trawl performance module obtains session information, and the session information is stored to the first storage medium；
The trawl performance module sends first event instruction to the session information acquisition module；
The session information acquisition module instructs according to the first event and obtains the session from first storage medium
Information.
2. the method according to claim 1, wherein
The trawl performance module obtains session information, comprising:
When the trawl performance module and another server establish connection, the trawl performance module is established and the connection pair
The session answered, and obtain session information corresponding with the session.
3. according to the method described in claim 2, it is characterized in that, the server further includes Application Programming Interface kernel mould
Block；The trawl performance module and another server establish connection, comprising:
The trawl performance module obtains the link information of another server from the Application Programming Interface kernel module, and utilizes
The link information of the server and the link information of another server establish connection.
4. according to the method described in claim 3, it is characterized in that, the trawl performance module is out of described Application Programming Interface
Core module obtains before the link information of another server, further includes: the Application Programming Interface kernel module is from described another
The link information of another server is obtained in server.
5. according to the method described in claim 2, it is characterized in that, the server further includes connection management interface kernel mould
Block；The trawl performance module and another server establish connection, comprising:
The trawl performance module obtains the link information of another server from the connection management interface kernel module, and utilizes
The link information of the server and the link information of another server establish connection.
6. according to the method described in claim 5, it is characterized in that, the trawl performance module is out of described connection management interface
Core module obtains before the link information of another server, further includes: the connection management interface kernel module is deposited from User space
The link information of another server is read in storage cavern.
7. the method according to claim 1, wherein
The trawl performance module stores the session information to the first storage medium, comprising: the trawl performance module with
File format stores the session information to first storage medium；
The session information acquisition module instructs according to the first event and obtains the session from first storage medium
Information, comprising: the session information acquisition module instructs according to the first event and obtains text from first storage medium
The session information of part format.
8. the method according to claim 1, wherein the session information acquisition module is according to the first event
Instruction is after obtaining the session information in first storage medium, further includes:
The session information acquisition module stores the session information to the second storage medium.
9. the method according to claim 1, wherein the method also includes: the trawl performance module is in institute
State recorded in the first storage medium the corresponding session of the session information be deleted；
The trawl performance module sends second event instruction to the session information acquisition module；
The session information acquisition module is obtained from first storage medium according to second event instruction and is deleted
The session information of the session removed.
10. according to the method described in claim 9, it is characterized in that, the trawl performance module is in first storage medium
In record the corresponding session of the session information be deleted, comprising:
When the trawl performance module and another server disconnect, the trawl performance module release and the connection pair
The session answered, and session information corresponding with the session is inquired from first storage medium, and deposit described first
The corresponding session of the session information is recorded in storage media to be deleted.
11. according to the method described in claim 9, it is characterized in that,
The session information acquisition module is obtained from first storage medium according to second event instruction and is deleted
After the session information of the session removed, the method also includes: the session information acquisition module is in second storage
The corresponding session of the session information is recorded in medium to be deleted.
12. a kind of session information acquisition methods, which is characterized in that be applied to server, which comprises
When the server and another server establish connection, session corresponding with the connection is established；
Session information corresponding with the session is obtained, and the session information is stored to the first storage medium；
The first event received for the session information instructs, and is instructed according to the first event and determine the first storage medium
It is middle to increase new session information, and new session information is obtained from first storage medium.
13. according to the method for claim 12, which is characterized in that
The server and another server establish connection, comprising:
The link information of another server is obtained from the Application Programming Interface kernel module of the server, and utilizes the service
The link information of device and the link information of another server establish connection；Alternatively,
The link information of another server is obtained from the connection management interface kernel module of the server, and utilizes the service
The link information of device and the link information of another server establish connection.
14. according to the method for claim 12, which is characterized in that the method also includes:
When the server and another server disconnect, session corresponding with the connection is discharged, from described the
Session information corresponding with the session is inquired in one storage medium, and records the session in first storage medium
The corresponding session of information is deleted；
The second event received for the session information instructs, and is situated between according to second event instruction from first storage
The session information of deleted session is obtained in matter.
15. a kind of session information acquisition methods, which is characterized in that applied to the server for establishing connection using RDMA mode, institute
Stating server includes trawl performance module and session information acquisition module, this method comprises:
The trawl performance module obtains the corresponding session information of connection of at least two types, and the session information that will acquire is deposited
It stores up to the first storage medium；Wherein, the connection of at least two type includes being established based on Application Programming Interface kernel module
Connection and based on connection management interface kernel module establish connection；
The session information acquisition module obtains session information from first storage medium.
16. according to the method for claim 15, which is characterized in that
The session information acquisition module obtains session information from first storage medium, comprising:
The session information acquisition module instructs according to first event and obtains session information from first storage medium；Its
In, the first event instruction is the trawl performance module after by session information storage to first storage medium, hair
Give the session information acquisition module.
17. a kind of session information acquisition device, which is characterized in that be applied to server, comprising:
Trawl performance module is stored for obtaining session information, and by the session information to the first storage medium, and to session
Information acquisition module sends first event instruction；
Session information acquisition module, for obtaining the session from first storage medium according to first event instruction
Information.
18. device according to claim 17, which is characterized in that the trawl performance module obtains specific when session information
For: when the trawl performance module and another server establish connection, then session corresponding with the connection is established, and obtain
Take session information corresponding with the session；
Described device further includes Application Programming Interface kernel module and/or connection management interface kernel module；The trawl performance
Module is established with another server to be specifically used for when connection: the connection of another server is obtained from Application Programming Interface kernel module
Information, and connection is established using the link information of the link information of the server and another server；Alternatively, from connection
Management interface kernel module obtains the link information of another server, and using the link information of the server with it is described another
The link information of server establishes connection.
19. a kind of session information acquisition device, which is characterized in that be applied to server, comprising:
Module is established, for establishing session corresponding with the connection when the server and another server establish connection,
And obtain session information corresponding with the session；
Memory module, for storing the session information to the first storage medium；
Module is obtained, for receiving the first event instruction for being directed to the session information, and is instructed really according to the first event
Increase new session information in fixed first storage medium, and obtains new session information from first storage medium.
20. a kind of session information acquisition device, which is characterized in that applied to the server for establishing connection using RDMA mode, institute
Stating device includes:
Trawl performance module, the corresponding session information of connection for obtaining at least two types, and the session information that will acquire
It stores to the first storage medium；Wherein, the connection of at least two type includes being built based on Application Programming Interface kernel module
Vertical connection and the connection established based on connection management interface kernel module；
Session information acquisition module, for obtaining session information from first storage medium.
21. a kind of server characterized by comprising processor and machine readable storage medium, the machine readable storage are situated between
Several computer instructions are stored in matter, the processor is handled as follows when executing the computer instruction: passing through network interface card
Drive module obtains session information, by session information storage to the first storage medium；By trawl performance module to session
Information acquisition module sends first event instruction；It is instructed according to the first event from first and is deposited by session information acquisition module
Session information is obtained in storage media.
22. a kind of server characterized by comprising processor and machine readable storage medium, the machine readable storage are situated between
Several computer instructions are stored in matter, the processor is handled as follows when executing the computer instruction: in the clothes
When business device and another server establish connection, session corresponding with the connection is established；Obtain session corresponding with the session
Information, and the session information is stored to the first storage medium；The first event received for the session information instructs, root
It is instructed in determining first storage medium according to the first event and increases new session information, obtained from first storage medium
New session information.
23. a kind of server for establishing connection using RDMA mode characterized by comprising processor and machine readable storage
Medium, several computer instructions are stored on the machine readable storage medium, and the processor executes the computer instruction
When be handled as follows: obtain the corresponding session information of connection of at least two types by trawl performance module, and will acquire
Session information storage to the first storage medium；Wherein, the connection of at least two type includes being based on Application Programming Interface
The connection that kernel module is established and the connection established based on connection management interface kernel module；By session information acquisition module from
Session information is obtained in first storage medium.
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| CN113297110A (en) * | 2021-05-17 | 2021-08-24 | 阿里巴巴新加坡控股有限公司 | Data acquisition system, method and device |
| WO2023045313A1 (en) * | 2021-09-26 | 2023-03-30 | 深圳市广和通无线通信软件有限公司 | Session establishment method and apparatus, and client device and computer storage medium |
| CN116302618A (en) * | 2023-05-17 | 2023-06-23 | 上海云脉芯联科技有限公司 | Session information processing method and device |
| CN116302618B (en) * | 2023-05-17 | 2023-09-12 | 上海云脉芯联科技有限公司 | Session information processing method and device |
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