CN114237811A - Slimming client server virtualization method and virtual slimming client server - Google Patents

Slimming client server virtualization method and virtual slimming client server Download PDF

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CN114237811A
CN114237811A CN202111317937.8A CN202111317937A CN114237811A CN 114237811 A CN114237811 A CN 114237811A CN 202111317937 A CN202111317937 A CN 202111317937A CN 114237811 A CN114237811 A CN 114237811A
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virtual machine
virtual
client
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server
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周会群
王玲
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Nanjing Xinyida Computing Technology Co ltd
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Nanjing Xinyida Computing Technology Co ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
    • G06F9/5005—Allocation of resources, e.g. of the central processing unit [CPU] to service a request
    • G06F9/5027—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resource being a machine, e.g. CPUs, Servers, Terminals
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G06F2009/45562—Creating, deleting, cloning virtual machine instances
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G06F2009/4557—Distribution of virtual machine instances; Migration and load balancing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G06F2009/45591—Monitoring or debugging support
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G06F2009/45595—Network integration; Enabling network access in virtual machine instances

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Abstract

The invention discloses a method for virtualizing a slimming client server; the method comprises the following steps: s1, downloading the virtual machine management software: s2, establishing a virtual machine through a virtual machine manager; s3, establishing a mirror image cloud storage pool for each virtual machine; s4, carrying out performance detection on the virtual machine; s5, completing detection, and realizing the running use of the virtual machine; the virtual server is effectively established, the virtual server can be quickly and simply established, the working efficiency is improved, the virtual server can be effectively detected, the virtual server can be determined to be effectively operated and used, the cloud storage pool can be mirrored, the storage capacity of the virtual server is improved, the storage pressure is reduced, the data information can be effectively prevented from being lost, the safety of the data information is improved, the resources can be fully distributed, and the utilization rate of the resources is well filled.

Description

Slimming client server virtualization method and virtual slimming client server
Technical Field
The invention belongs to the technical field of virtual servers, and particularly relates to a slimming client server virtualization method and a virtual slimming client server.
Background
A virtual host or a shared host, also called a virtual server, is a method for implementing multi-domain services on a single host or a host group, and can operate a plurality of websites or services. The virtual hosts are completely independent and can be managed by users, the virtual does not mean that the virtual hosts do not exist, but means that the space is extended from the servers of the entity, and the hardware system of the virtual hosts can be based on a server cluster or a single server. The technology is a technology which is used by an internet server and saves the hardware cost of the server, the virtual host technology is mainly applied to multiple services such as HTTP, FTP, EMAIL and the like, a certain or all service contents of one server are logically divided into a plurality of service units and are externally represented as a plurality of servers, and therefore the hardware resources of the servers are fully utilized. If the partitioning is system level, it is called a virtual server, however, there are still various problems with the various virtual servers on the market.
Although the thin client server virtualization method and the virtual thin client server disclosed by the grant publication No. CN102457512B achieve good scalability, solve the problems of large energy consumption and space occupation caused by large service scale, and the problems that many machines are difficult to maintain and have low reliability, the method and the virtual thin client server virtualization method do not solve the problems that the existing virtual server cannot effectively connect the virtual server, cannot detect and store the virtual server, and the like.
Disclosure of Invention
The present invention is directed to a method for virtualizing a client server for slimming and a virtual client server for slimming, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a method for virtualizing a client server for slimming comprises the following steps:
s1, downloading the virtual machine management software: downloading virtual machine management software on the local physical server, and decompressing at the local physical server between downloading the virtual machine management software to generate a virtual machine manager:
s2, establishing a virtual machine through the virtual machine manager: when a virtual machine manager is used for establishing a virtual machine, the name of the virtual machine needs to be established, then a memory is selected, an operating system is selected for the virtual machine, network configuration is carried out, then a disk is established for the virtual machine, and finally the setting of the attribute of the virtual machine is realized;
s3, establishing a mirror image cloud storage pool for each virtual machine: when the virtual machine is used, the cloud storage pool is established for the virtual machine through mirror image storage, so that the pressure of data storage caused by the use of the virtual machine is reduced, and the loss of data information is reduced through the establishment of the mirror image cloud storage pool, and the modification processing is facilitated;
s4, carrying out performance detection on the virtual machine: the method comprises the steps that a desktop virtualization system is started on a virtual machine and a client machine respectively, connection between the client and a server is established, the client sends a timing request to the server connected with the client, the time of the client system is kept to be the same as that of the virtual machine, the uplink starting time T1 of keyboard and mouse event data is kept, after the uplink of the data is finished, the client presets the downlink starting time T2 and drawing time interval T of desktop data to the virtual machine connected with the client, the downlink of the data is finished, the virtual machine transmits recorded data to the client, the client starts a data performance analysis module, the uplink success rate of keyboard and mouse data and the downlink screen similarity of the desktop data are calculated, and the complete transmission time of each test image in the downlink process is estimated;
s5, completing detection, and realizing the operation and use of the virtual machine: after the performance of the virtual machines is detected, the virtual machines are operated and used, a plurality of virtual machines are established according to requirements, parameters and attributes are set for the virtual machines respectively, and then the virtual machines are operated and used.
Preferably, the virtual machine management software adopts a VMware virtual machine manager, and the VMware virtual machine manager comprises the following modules:
the VMware ESX Server is the basis of a dynamic self-optimization IT infrastructure, and abstracts a processor, a memory, a storage and network resources into a virtual machine;
the VMware Virtual Machine File System is a high-performance cluster File System and allows a plurality of installed ESX servers to simultaneously access the same Virtual Machine storage;
VMware virtual symmetric multiprocessing improves the performance of a virtual machine by letting a single virtual machine use a plurality of physical processors simultaneously, and supports virtualization of most processors and resource-intensive enterprise application programs;
the VirtualCenter provides the possibility of centralized management and automation of operations, by which virtual machines are rapidly deployed and the performance of physical servers and virtual machines are monitored in order to analyze the performance of the physical servers and the running virtual machines;
vmware DRS dynamically allocates and balances computing capacity across sets of hardware resources aggregated into a logical resource pool;
VMware VMotion keeps the IT environment running normally, provides unprecedented flexibility and availability to meet the ever-increasing needs of services and end users;
the VMware HA provides easy-to-use, cost-effective, high availability for applications running in virtual machines.
Preferably, the VMware virtual machine manager further includes a VMware consistent backed up tool, the VMware consistent backed up tool accelerates Backup and recovery by using a virtualization technology, reduces a load on an ESX Server, enables the ESX Server to run more virtual machines, fully utilizes strong processing capabilities of four virtual CPUs and a 16GB memory, and simultaneously supports iSCSI and NAS storage, and the VMware consistent backed up tool performs data Backup directly on a virtual layer on a bottom layer, thereby avoiding performing Backup on each virtual machine, and improving management of IT resources.
Preferably, the name of the virtual machine established in S2 is to be consistent with the system host name, and the attribute settings of the virtual machine include a memory, a CPU, and a new CD/DVD.
Preferably, the mirror image cloud storage pool in S3 is established, and the LXC tool starts the container, so that the storage container of the docker mirror image can be written in, and when the mirror image cloud storage pool is established, the cloud storage gateway provides the shared address and sets the mounting manner, where the mounting manner includes a read-write manner and a read-only manner, and the cloud storage gateway further provides the mounting path.
Preferably, the mirror image cloud storage pool includes a lower layer, an upper layer, a workdir layer and a mergedir layer, where the lower layer, that is, the mirror image layer, is a read-only layer; the upper right layer of the lower layer is the upper layer, the upper layer is a read-write layer of the container, the upper layer adopts a real-writing copying mechanism, namely the file is copied from the lower layer only when some files need to be modified, and then all modifying operations modify the copy of the upper layer; the upper layer is provided with the workbench layer in parallel, the workbench layer has the function of serving as an intermediate layer, namely, when a copy in the upper layer is modified, the copy is firstly put into the workbench layer and then is moved from the workbench layer to the upper layer; the merger layer is the unified view layer, integration of all data in the upper layer and the lower layer is seen from the merger layer, then the docker exec enters the container, and a file system which is the unified view layer of the merger layer is seen.
Preferably, the data uploading process in S4 is as follows:
after the client is successfully connected with the virtual machine end of the client, an NTP protocol is adopted, a timing request is sent to the virtual machine end of the client, the system time of the client is adjusted to be the same as that of the virtual machine end, and the accuracy range is 0-1 ms;
after timing is finished, the client side agrees with the virtual machine side, the key mouse event data uplink starting time T1 and the time T1 are reached, the client side starts a key mouse simulation module and sends the key mouse event to the virtual machine side system client side;
and starting a keyboard and mouse capture module at the virtual machine end, and recording the keyboard and mouse events received on the virtual machine.
Preferably, the resource demand calculation formula of the virtual machine is as follows:
Figure 554608DEST_PATH_IMAGE001
wherein the content of the first and second substances,
Figure 206169DEST_PATH_IMAGE002
for virtual machines
Figure 454747DEST_PATH_IMAGE003
In that
Figure 81249DEST_PATH_IMAGE004
The frequency of the CPU at the time of day,
Figure 364463DEST_PATH_IMAGE005
for virtual machines
Figure 655767DEST_PATH_IMAGE003
In that
Figure 126063DEST_PATH_IMAGE004
The utilization rate of the CPU at the time of day,
Figure 43072DEST_PATH_IMAGE006
for virtual machines
Figure 180793DEST_PATH_IMAGE003
The number of cores of the CPU is increased,
Figure 642998DEST_PATH_IMAGE007
the number of floating point operations per cycle;
Figure 662906DEST_PATH_IMAGE008
wherein the content of the first and second substances,
Figure 868760DEST_PATH_IMAGE009
for virtual machines
Figure 346140DEST_PATH_IMAGE003
In that
Figure 244826DEST_PATH_IMAGE004
The amount of data received by the network card every second at the moment,
Figure 752030DEST_PATH_IMAGE010
for virtual machines
Figure 495996DEST_PATH_IMAGE003
In that
Figure 342729DEST_PATH_IMAGE004
The network card does not send the data amount in seconds at the moment.
Then, the probability of the physical machine resource computation amount occupied by the computation amount of the three types of resource requirements of each deficiency-type simulation machine is computed and normalized, and the probability computation formula is as follows:
Figure 396004DEST_PATH_IMAGE011
in, in
Figure 390505DEST_PATH_IMAGE012
For virtual machines
Figure 672582DEST_PATH_IMAGE003
The CPU operand, the disk operand, and the I/0 operand of (Z) is a virtual machine
Figure 639401DEST_PATH_IMAGE003
The number of virtual machines of the physical machine in which the virtual machine is located,
Figure 676627DEST_PATH_IMAGE013
for virtual machines
Figure 830528DEST_PATH_IMAGE003
CPU operand probability, disk operand probability, and I/0 operand probability.
A virtual slimming client server, the basic function module of the virtual machine management system at least comprises: the system comprises a virtual machine creating module, a virtual machine deleting module, a dynamic virtual machine configuration modifying module, a virtual machine starting and closing control module, a virtual machine network setting module, a server network configuration module, a dynamic migration module, a virtual machine state monitoring module, a virtual machine snapshot module, a virtual machine cloud data storage module, a virtual machine detection module and a virtual machine backup module.
Preferably, the virtual machines are built on physical network cards on a physical server, and the physical network cards configure at least two groups of network cards for each virtual machine.
Compared with the prior art, the invention has the beneficial effects that:
the virtual server is effectively established, the virtual server can be quickly and simply established, the working efficiency is improved, the virtual server can be effectively detected, the virtual server can be determined to be effectively operated and used, the cloud storage pool can be mirrored, the storage capacity of the virtual server is improved, the storage pressure is reduced, the data information can be effectively prevented from being lost, the safety of the data information is improved, the resources can be fully distributed, and the utilization rate of the resources is well filled.
Drawings
FIG. 1 is a schematic view of a step flow structure of the present invention;
FIG. 2 is a schematic diagram of the system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a method for virtualizing a client server for slimming comprises the following steps:
s1, downloading the virtual machine management software: downloading virtual machine management software on the local physical server, and decompressing at the local physical server between downloading the virtual machine management software to generate a virtual machine manager:
s2, establishing a virtual machine through the virtual machine manager: when a virtual machine manager is used for establishing a virtual machine, the name of the virtual machine needs to be established, then a memory is selected, an operating system is selected for the virtual machine, network configuration is carried out, then a disk is established for the virtual machine, and finally the setting of the attribute of the virtual machine is realized;
s3, establishing a mirror image cloud storage pool for each virtual machine: when the virtual machine is used, the cloud storage pool is established for the virtual machine through mirror image storage, so that the pressure of data storage caused by the use of the virtual machine is reduced, and the loss of data information is reduced through the establishment of the mirror image cloud storage pool, and the modification processing is facilitated;
s4, carrying out performance detection on the virtual machine: the method comprises the steps that a desktop virtualization system is started on a virtual machine and a client machine respectively, connection between the client and a server is established, the client sends a timing request to the server connected with the client, the time of the client system is kept to be the same as that of the virtual machine, the uplink starting time T1 of keyboard and mouse event data is kept, after the uplink of the data is finished, the client presets the downlink starting time T2 and drawing time interval T of desktop data to the virtual machine connected with the client, the downlink of the data is finished, the virtual machine transmits recorded data to the client, the client starts a data performance analysis module, the uplink success rate of keyboard and mouse data and the downlink screen similarity of the desktop data are calculated, and the complete transmission time of each test image in the downlink process is estimated;
s5, completing detection, and realizing the operation and use of the virtual machine: after the performance of the virtual machines is detected, the virtual machines are operated and used, a plurality of virtual machines are established according to requirements, parameters and attributes are set for the virtual machines respectively, and then the virtual machines are operated and used.
In order to improve the use effect of the virtual machine manager and improve the operation capability of the virtual machine manager, in this embodiment, it is preferable that the virtual machine management software adopts a VMware virtual machine manager, and the VMware virtual machine manager includes the following modules:
the VMware ESX Server is the basis of a dynamic self-optimization IT infrastructure, and abstracts a processor, a memory, a storage and network resources into a virtual machine;
the VMware Virtual Machine File System is a high-performance cluster File System and allows a plurality of installed ESX servers to simultaneously access the same Virtual Machine storage;
VMware virtual symmetric multiprocessing improves the performance of a virtual machine by letting a single virtual machine use a plurality of physical processors simultaneously, and supports virtualization of most processors and resource-intensive enterprise application programs;
the VirtualCenter provides the possibility of centralized management and automation of operations, by which virtual machines are rapidly deployed and the performance of physical servers and virtual machines are monitored in order to analyze the performance of the physical servers and the running virtual machines;
vmware DRS dynamically allocates and balances computing capacity across sets of hardware resources aggregated into a logical resource pool;
VMware VMotion keeps the IT environment running normally, provides unprecedented flexibility and availability to meet the ever-increasing needs of services and end users;
the VMware HA provides easy-to-use, cost-effective, high availability for applications running in virtual machines.
In order to improve the Backup capability of the virtual machine manager and improve the management of resources, in this embodiment, preferably, the VMware virtual machine manager further includes a VMware consistent backed up tool, the VMware consistent backed up tool accelerates Backup and recovery by using a virtualization technology, reduces a load on an ESX Server, enables the ESX Server to run more virtual machines, fully utilizes the powerful processing capabilities of four virtual CPUs and a 16GB memory, and simultaneously supports iSCSI and NAS storage, and the VMware consistent backed up tool directly performs data Backup on a virtual layer on a bottom layer, thereby avoiding performing Backup on each virtual machine, and improving the management of IT resources.
In order to implement connection to the virtual server, in this embodiment, it is preferable that the name of the virtual machine established in S2 is kept consistent with the system host name, and the attribute setting of the virtual machine includes a memory, a CPU, and a new CD/DVD.
In order to reduce the storage pressure of the virtual server, in this embodiment, preferably, the creating of the mirror image cloud storage pool in S3 starts the container through the LXC tool, so that the storage container of the docker image can be written in, and when the mirror image cloud storage pool is created, the cloud storage gateway provides the shared address and sets the mount mode, where the mount mode includes a read-write mode and a read-only mode, and the cloud storage gateway further provides a mount path.
In order to implement the operation capability of the mirror image cloud storage pool, in this embodiment, preferably, the mirror image cloud storage pool includes a lower layer, an upper layer, a workdir layer, and a mergedir layer, where the lower layer, that is, the mirror image layer, is a read-only layer; the upper right layer of the lower layer is the upper layer, the upper layer is a read-write layer of the container, the upper layer adopts a real-writing copying mechanism, namely the file is copied from the lower layer only when some files need to be modified, and then all modifying operations modify the copy of the upper layer; the upper layer is provided with the workbench layer in parallel, the workbench layer has the function of serving as an intermediate layer, namely, when a copy in the upper layer is modified, the copy is firstly put into the workbench layer and then is moved from the workbench layer to the upper layer; the merger layer is the unified view layer, integration of all data in the upper layer and the lower layer is seen from the merger layer, then the docker exec enters the container, and a file system which is the unified view layer of the merger layer is seen.
In order to implement the detection on the virtual server and the upload of the data information, in this embodiment, preferably, the data upload process in S4 is as follows:
after the client is successfully connected with the virtual machine end of the client, an NTP protocol is adopted, a timing request is sent to the virtual machine end of the client, the system time of the client is adjusted to be the same as that of the virtual machine end, and the accuracy range is 0-1 ms;
after timing is finished, the client side agrees with the virtual machine side, the key mouse event data uplink starting time T1 and the time T1 are reached, the client side starts a key mouse simulation module and sends the key mouse event to the virtual machine side system client side;
and starting a keyboard and mouse capture module at the virtual machine end, and recording the keyboard and mouse events received on the virtual machine.
In order to improve the resource utilization capability of the virtual server, in this embodiment, preferably, the resource requirement calculation formula of the virtual machine is as follows:
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wherein the content of the first and second substances,
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for virtual machines
Figure 962060DEST_PATH_IMAGE016
In that
Figure 603257DEST_PATH_IMAGE017
The frequency of the CPU at the time of day,
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for virtual machines
Figure 230864DEST_PATH_IMAGE016
In that
Figure 62423DEST_PATH_IMAGE017
The utilization rate of the CPU at the time of day,
Figure 190916DEST_PATH_IMAGE019
for virtual machines
Figure 884066DEST_PATH_IMAGE016
The number of cores of the CPU is increased,
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the number of floating point operations per cycle;
Figure 698755DEST_PATH_IMAGE021
，
wherein the content of the first and second substances,
Figure 330856DEST_PATH_IMAGE022
for virtual machines
Figure 624434DEST_PATH_IMAGE016
In that
Figure 274858DEST_PATH_IMAGE017
The amount of data received by the network card every second at the moment,
Figure 667793DEST_PATH_IMAGE023
for virtual machines
Figure 36458DEST_PATH_IMAGE016
In that
Figure 868147DEST_PATH_IMAGE017
The network card does not send the data amount in seconds at the moment.
Then, the probability of the physical machine resource computation amount occupied by the computation amount of the three types of resource requirements of each deficiency-type simulation machine is computed and normalized, and the probability computation formula is as follows:
Figure 887925DEST_PATH_IMAGE024
，
wherein
Figure 451761DEST_PATH_IMAGE025
For virtual machines
Figure 307722DEST_PATH_IMAGE016
The CPU operand, the disk operand, and the I/0 operand of (Z) is a virtual machine
Figure 943103DEST_PATH_IMAGE016
The number of virtual machines of the physical machine in which the virtual machine is located,
Figure 36961DEST_PATH_IMAGE026
for virtual machines
Figure 53589DEST_PATH_IMAGE016
CPU operand probability, disk operand probability, and I/0 operand probability.
A virtual slimming client server, the basic function module of the virtual machine management system at least comprises: the system comprises a virtual machine creating module, a virtual machine deleting module, a dynamic virtual machine configuration modifying module, a virtual machine starting and closing control module, a virtual machine network setting module, a server network configuration module, a dynamic migration module, a virtual machine state monitoring module, a virtual machine snapshot module, a virtual machine cloud data storage module, a virtual machine detection module and a virtual machine backup module.
In order to implement the establishment of the virtual server, in this embodiment, preferably, the virtual machine is established on a physical network card on a physical server, and the physical network card configures at least two groups of network cards for each virtual machine.
The working principle and the using process of the invention are as follows:
firstly, downloading the management software of the virtual machine: downloading virtual machine management software on the local physical server, and decompressing at the local physical server between downloading the virtual machine management software to generate a virtual machine manager:
secondly, establishing a virtual machine through a virtual machine manager: when a virtual machine manager is used for establishing a virtual machine, the name of the virtual machine needs to be established, then a memory is selected, an operating system is selected for the virtual machine, network configuration is carried out, then a disk is established for the virtual machine, and finally the setting of the attribute of the virtual machine is realized;
thirdly, establishing a mirror image cloud storage pool for each virtual machine: when the virtual machine is used, the cloud storage pool is established for the virtual machine through mirror image storage, so that the pressure of data storage caused by the use of the virtual machine is reduced, and the loss of data information is reduced through the establishment of the mirror image cloud storage pool, and the modification processing is facilitated;
fourthly, performance detection is carried out on the virtual machine: the method comprises the steps that a desktop virtualization system is started on a virtual machine and a client machine respectively, connection between the client and a server is established, the client sends a timing request to the server connected with the client, the time of the client system is kept to be the same as that of the virtual machine, the uplink starting time T1 of keyboard and mouse event data is kept, after the uplink of the data is finished, the client presets the downlink starting time T2 and drawing time interval T of desktop data to the virtual machine connected with the client, the downlink of the data is finished, the virtual machine transmits recorded data to the client, the client starts a data performance analysis module, the uplink success rate of keyboard and mouse data and the downlink screen similarity of the desktop data are calculated, and the complete transmission time of each test image in the downlink process is estimated;
and step five, completing detection, and realizing the running use of the virtual machine: after the performance of the virtual machines is detected, the virtual machines are operated and used, a plurality of virtual machines are established according to requirements, parameters and attributes are set for the virtual machines respectively, and then the virtual machines are operated and used.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A method for virtualizing a client server for slimming is characterized in that: the method comprises the following steps:
s1, downloading the virtual machine management software: downloading virtual machine management software on the local physical server, and decompressing at the local physical server between downloading the virtual machine management software to generate a virtual machine manager:
s2, establishing a virtual machine through the virtual machine manager: when a virtual machine manager is used for establishing a virtual machine, the name of the virtual machine needs to be established, then a memory is selected, an operating system is selected for the virtual machine, network configuration is carried out, then a disk is established for the virtual machine, and finally the setting of the attribute of the virtual machine is realized;
s3, establishing a mirror image cloud storage pool for each virtual machine: when the virtual machine is used, the cloud storage pool is established for the virtual machine through mirror image storage, so that the pressure of data storage caused by the use of the virtual machine is reduced, and the loss of data information is reduced through the establishment of the mirror image cloud storage pool, and the modification processing is facilitated;
s4, carrying out performance detection on the virtual machine: the method comprises the steps that a desktop virtualization system is started on a virtual machine and a client machine respectively, connection between the client and a server is established, the client sends a timing request to the server connected with the client, the time of the client system is kept to be the same as that of the virtual machine, the uplink starting time T1 of keyboard and mouse event data is kept, after the uplink of the data is finished, the client presets the downlink starting time T2 and drawing time interval T of desktop data to the virtual machine connected with the client, the downlink of the data is finished, the virtual machine transmits recorded data to the client, the client starts a data performance analysis module, the uplink success rate of keyboard and mouse data and the downlink screen similarity of the desktop data are calculated, and the complete transmission time of each test image in the downlink process is estimated;
s5, completing detection, and realizing the operation and use of the virtual machine: after the performance of the virtual machines is detected, the virtual machines are operated and used, a plurality of virtual machines are established according to requirements, parameters and attributes are set for the virtual machines respectively, and then the virtual machines are operated and used;
the virtual machine management software adopts a VMware virtual machine manager, and the VMware virtual machine manager comprises the following modules:
the VMware ESX Server is the basis of a dynamic self-optimization IT infrastructure, and abstracts a processor, a memory, a storage and network resources into a virtual machine;
the VMware Virtual Machine File System is a high-performance cluster File System and allows a plurality of installed ESX servers to simultaneously access the same Virtual Machine storage;
VMware virtual symmetric multiprocessing improves the performance of a virtual machine by letting a single virtual machine use a plurality of physical processors simultaneously, and supports virtualization of most processors and resource-intensive enterprise application programs;
the VirtualCenter provides the possibility of centralized management and automation of operations, by which virtual machines are rapidly deployed and the performance of physical servers and virtual machines are monitored in order to analyze the performance of the physical servers and the running virtual machines;
vmware DRS dynamically allocates and balances computing capacity across sets of hardware resources aggregated into a logical resource pool;
VMware VMotion keeps the IT environment running normally, provides unprecedented flexibility and availability to meet the ever-increasing needs of services and end users;
the VMware HA provides easy-to-use, cost-effective, high availability for applications running in virtual machines.
2. The slimming client server virtualization method of claim 1, wherein: the VMware virtual machine manager also comprises a VMware Consolidated Backup tool, the VMware Consolidated Backup tool accelerates Backup and recovery by using virtualization technology, reduces load on an ESX Server, enables the ESX Server to run more virtual machines, fully utilizes strong processing capacity of four virtual CPUs and a 16GB memory, simultaneously supports iSCSI and NAS storage, and directly performs data Backup on a virtual layer at a bottom layer, avoids performing Backup on each virtual machine, and improves management of IT resources.
3. The slimming client server virtualization method of claim 1, wherein: the name of the virtual machine established in S2 is to be consistent with the system host name, and the attribute settings of the virtual machine include a memory, a CPU, and a new CD/DVD.
4. The slimming client server virtualization method of claim 1, wherein: the mirror image cloud storage pool in the S3 is established, and the LXC tool starts the container, so that the storage container of the docker image can be written in, and when the mirror image cloud storage pool is established, the cloud storage gateway provides the shared address and sets the mounting mode, where the mounting mode includes read-write and read-only modes, and the cloud storage gateway further provides a mounting path.
5. The slimming client server virtualization method of claim 4, wherein: the mirror image cloud storage pool comprises a lower layer, an upper layer, a workdir layer and a mergedir layer, wherein the lower layer, namely the mirror image layer, is a read-only layer; the upper right layer of the lower layer is the upper layer, the upper layer is a read-write layer of the container, the upper layer adopts a real-writing copying mechanism, namely the file is copied from the lower layer only when some files need to be modified, and then all modifying operations modify the copy of the upper layer; the upper layer is provided with the workbench layer in parallel, the workbench layer has the function of serving as an intermediate layer, namely, when a copy in the upper layer is modified, the copy is firstly put into the workbench layer and then is moved from the workbench layer to the upper layer; the merger layer is the unified view layer, integration of all data in the upper layer and the lower layer is seen from the merger layer, then the docker exec enters the container, and a file system which is the unified view layer of the merger layer is seen.
6. The slimming client server virtualization method of claim 1, wherein: the data uploading process in S4 is as follows:
after the client is successfully connected with the virtual machine end of the client, an NTP protocol is adopted, a timing request is sent to the virtual machine end of the client, the system time of the client is adjusted to be the same as that of the virtual machine end, and the accuracy range is 0-1 ms;
after timing is finished, the client side agrees with the virtual machine side, the key mouse event data uplink starting time T1 and the time T1 are reached, the client side starts a key mouse simulation module and sends the key mouse event to the virtual machine side system client side;
and starting a keyboard and mouse capture module at the virtual machine end, and recording the keyboard and mouse events received on the virtual machine.
7. The slimming client server virtualization method of claim 1, wherein: the resource demand calculation formula of the virtual machine is as follows:
Figure RE-FDA0003503502070000041
wherein the content of the first and second substances,
Figure RE-FDA0003503502070000042
for virtual machine i at time t CPU frequency, Cu(t) is the CPU utilization of virtual machine i at time t,
Figure RE-FDA0003503502070000043
is the core number, C, of the iCPU of the virtual machinefnThe number of floating point operations per cycle;
Figure RE-FDA0003503502070000044
wherein the content of the first and second substances,
Figure RE-FDA0003503502070000045
the amount of data received by the network card per second at time t for virtual machine i,
Figure RE-FDA0003503502070000046
the data amount sent by the virtual machine i at the time t by the network card is no second.
Then, the probability of the physical machine resource computation amount occupied by the computation amount of the three types of resource requirements of each deficiency-type simulation machine is computed and normalized, and the probability computation formula is as follows:
Figure RE-FDA0003503502070000047
wherein u isiIs the CPU computation, disk computation, I/0 computation of the virtual machine I, Z is the virtual machine number of the physical machine where the virtual machine I is located, PiThe probability of the CPU operand, the probability of the disk operand and the probability of the I/0 operand of the virtual machine I are shown.
8. A virtual slimming client server characterized by: the basic functional modules of the virtual machine management system at least comprise: the system comprises a virtual machine creating module, a virtual machine deleting module, a dynamic virtual machine configuration modifying module, a virtual machine starting and closing control module, a virtual machine network setting module, a server network configuration module, a dynamic migration module, a virtual machine state monitoring module, a virtual machine snapshot module, a virtual machine cloud data storage module, a virtual machine detection module and a virtual machine backup module.
9. The virtual slimming client server of claim 8, wherein: the virtual machines are built on physical network cards on a physical server, and the physical network cards are provided with at least two groups of network cards for each virtual machine.
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