CN106095618A - The method and system of data manipulation - Google Patents
The method and system of data manipulation Download PDFInfo
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- CN106095618A CN106095618A CN201610394257.9A CN201610394257A CN106095618A CN 106095618 A CN106095618 A CN 106095618A CN 201610394257 A CN201610394257 A CN 201610394257A CN 106095618 A CN106095618 A CN 106095618A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1448—Management of the data involved in backup or backup restore
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Abstract
The invention discloses a kind of data manipulation method and device, relate to computer realm, it is possible to complete the backup to a group of planes.Described method includes: server end and multiple client initialize respectively, wherein, has a host node and at least one is from node in the plurality of client；Described server end sends backup command, carries the first mark of instruction backup mode in described backup command；Described host node indicates each to back up successively according to the backup mode of described first mark instruction from node；Each after backup completes, returns the second mark of instruction backup implementation status from node by described host node to described server end.The present invention is used for group of planes data backup.
Description
Technical field
The present invention relates to computer realm, particularly to the method and system of a kind of data manipulation.
Background technology
Disaster tolerance technology can be in the case of various natural disasters and artificial destruction, it is ensured that the safety of data and key business
Not interrupt run.
A kind of concrete manifestation form of disaster tolerance technology is to back up data, so, affects the various of data running into
During unfavorable conditions, it is possible to utilize the data backed up to carry out fast quick-recovery.
But, correlation technique, when data are carried out Backup and Restore, simply realizes the backup of stand-alone device, in the face of a group of planes
During backup, it is impossible to be suitable for.
Summary of the invention
Embodiments provide the method and system of a kind of data manipulation, to realize the backup of a group of planes.
On the one hand, it is provided that a kind of method of data manipulation, described method includes: server end and multiple client are entered respectively
Row initializes, and wherein, has a host node and at least one is from node in the plurality of client；Described server end sends standby
Part order, carries the first mark of instruction backup mode in described backup command；Described host node indicate each from node according to
The backup mode of described first mark instruction backs up successively；Each from node after backup completes, by described host node
The second mark of instruction backup implementation status is returned to described server end.
Wherein, described backup mode includes full backup, incremental backup and incremental backup, and wherein, described first mark refers to
Value when showing full backup is different from value during instruction incremental backup.
Alternatively, described first mark instruction carries out full backup, and described method also includes: described call completely from node
Backup interface order obtains all configuration information data in complete data reflection, VLAN and internal storage data reflection, and passes through
Described host node uploads all configuration information data in described complete data reflection, VLAN and interior poke to described server end
According to reflection, wherein said full backup interface command not containing parameter.
Alternatively, described first mark instruction carries out incremental backup, and described method also includes: described call monitoring from node
Routine interface knows the sequence of blocks of data changed, and then calls incremental backup interface and reflects to obtain incremental backup data
All configuration information data in picture, VLAN and internal storage data reflection, and uploaded to described server end by described host node
All configuration information data in described complete data reflection, VLAN and internal storage data reflection, wherein, described incremental backup interface
Number of parameters equal to the number of data block changed, the value of parameter is the block number of each data block changed.
Wherein, all configuration information data in described VLAN can include the topology that each node and the network equipment are formed
Structure, the wherein said network equipment includes switch and router.
Further, described method also includes: described server end attended operation priority list；The instruction of described host node is each
Individual carry out backup from node successively include according to the backup mode of described first mark instruction: described host node obtains described operation
Priority list, and indicate each backup mode indicated from node according to described first mark according to described operator precedence level table
Back up successively.
Wherein, described server end carries out initialization and includes: enter the parameters of backup software on described server end
Row is arranged, and docking port initializes；Complete the loading to shared data mapping.
Wherein, described client carries out initialization and includes: set the parameters of backup software in described client
Put, open listening port, the real-time reception backup command to protected data.
Alternatively, after backup completes, described method also includes: extensive from each client of described received server-side
Multiple request；The corresponding Image Data of each client of storage are transferred in each client by described server, right to complete
The recovery of each client.
On the other hand, it is provided that the system of a kind of data manipulation, described system includes server and multiple client, server
It is connected by network with multiple clients, the plurality of client has a host node and at least one is from node, wherein:
Server, is used for initializing, and sends backup command, carries instruction backup mode in described backup command
First mark；
The plurality of client, is used for initializing；
Described host node indicates each to back up successively according to the backup mode of described first mark instruction from node；
Each after backup completes, returns instruction backup implementation status by described host node to described server from node
Second mark.
Alternatively, described first mark instruction carries out full backup, described is additionally operable to from node:
Call full backup interface command to obtain all configuration information data in complete data reflection, VLAN and internal memory
Data mapping, and by described host node to described server upload described complete data video, all configuration letters in VLAN
Breath data and internal storage data reflection, wherein said full backup interface command not containing parameter.
Alternatively, described first mark instruction carries out incremental backup, described is additionally operable to from node:
Call monitoring programme interface and know the sequence of blocks of data changed, then call incremental backup interface and obtain
All configuration information data in incremental backup data reflection, VLAN and internal storage data reflection, and by described host node to institute
State server and upload all configuration information data in described complete data reflection, VLAN and internal storage data reflection, wherein, described
The number of parameters of incremental backup interface is equal to the number of the data block changed, and the value of parameter is each number changed
Block number according to block.
Alternatively, described server is additionally operable to: attended operation priority list.
Described host node specifically for: obtain described operator precedence level table, and indicate according to described operator precedence level table
Each backs up according to the backup mode of described first mark instruction successively from node.
Alternatively, when initializing, described server specifically for: to backup software every on described server
Parameter is configured, and docking port initializes；Complete the loading to shared data mapping.
Alternatively, initializing, described client specifically for: to every ginseng of backup software in described client
Number is configured, and opens listening port, the real-time reception backup command to protected data.
Alternatively, after completing from node standby, described server is additionally operable to: receiving the recovery from each client please
Ask；The corresponding Image Data of each client of storage are transferred in each client, extensive with complete each client
Multiple.
The method and system of the data manipulation that the embodiment of the present invention provides, at the beginning of carrying out server and multiple client simultaneously
Beginningization, when backing up, according to backup command, is carried out multiple according to the backup mode of the first mark instruction from node successively
Backup, and return the second mark of instruction backup implementation status.Thus, it is possible to the multiple nodes in a group of planes are backed up
Operation.The recovery of multimachine mass data can be supported when carrying out data and recovering.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the schematic diagram of the system of the data manipulation that the embodiment of the present invention provides；
Fig. 2 is the flow chart of the method for a kind of data manipulation that the embodiment of the present invention provides；
Fig. 3 is the schematic diagram of the flow process implementing data backup operation that the embodiment of the present invention provides.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is the schematic diagram of the system of the data manipulation that the embodiment of the present invention provides.With reference to Fig. 1, the embodiment of the present invention carries
The system of the data manipulation of confession includes server and multiple client.Wherein, the specific number of client is not done
Concrete restriction.The number of client can be two or two or more.In the present invention, each client is a node,
Multiple clients exist a host node.Host node can be as desired to choose, and such as, the node 1 in Fig. 1 can be main
Node, node 1 and 3 is from node；The most such as, the node 2 in Fig. 1 can be host node, and node 1 and 3 is from node.Host node
Control all of from node.Host node can send various order, such as backup command to from node, informs and has carried out from node
Reorganize and outfit part or incremental backup, data will be sent to backup server from node.
Data manipulation in the embodiment of the present invention includes that multiple clients carry out data backup operation and data recover behaviour
Make.Below in conjunction with Fig. 2, the method for the data manipulation that the embodiment of the present invention provides is further explained.
Fig. 2 is the flow chart of the method for a kind of data manipulation that the embodiment of the present invention provides.With reference to Fig. 2, the present invention implements
The method of the data manipulation that example provides can be applicable to Linux system, and described method comprises the steps that
21, server and multiple client initialize respectively, wherein, have a host node in the plurality of client
With at least one from node.
It is pointed out that " server " and " client " indicated herein is the concept of entity apparatus, for visitor
Family end is distinguished mutually, and it is corresponding with server software soft that " client software " in the present invention refers to install on the client
Part.
Wherein, described server carries out initialization and includes: set the parameters of backup software on described server
Putting, docking port initializes；Complete the loading to shared data mapping.
Specifically, the initialization of embodiment of the present invention server can include the initialization of backup software and the initial of interface
Change.The initialization of backup software is mainly by configuration file initializing backup software, mainly completes backup software parameters
Arrange, it is ensured that the response time that backup software is minimum.Wherein, configuration file includes that this backup participates in the IP address of node, end
Slogan, type of backup etc. information.Backup software initializes main needs initialization transmission and receives relief area, saves with each height
Point carries out status exchange.The parameter of backup software includes the interval of backup, the type etc. of backup.
The initialization of server also includes the record to shared data mapping, by analytical data reflection internal structure, builds
Dependence between vertical various data, provides to management level simultaneously and meets the semantic unified read-write interface of Posix.
Wherein, described client carries out initialization and includes: set the parameters of backup software in described client
Put, open listening port, the real-time reception backup command to protected data.
Specifically, the initialization of embodiment of the present invention client can include the initialization of backup software.At the beginning of backup software
Beginningization is mainly by configuration file initializing backup software, mainly completes backup software parameters and arranges, it is ensured that backs up soft
The response time that part is minimum.
The initialization of client also includes, by the initialization of monitoring process, opens listening port, and it is local right to accept in real time
The backup of protected data or recovery request.When request arrives, it is linked into backup tasks or recovery tasks according to request type
Queue.Meanwhile, the semantic unified read-write interface of Posix is met to management level offer.
22, described server sends backup command, carries the first mark of instruction backup mode in described backup command.
Wherein, described backup mode can include full backup and incremental backup.Described first mark of instruction backup mode
Can have 2 kinds of values, wherein, value when value during described first mark instruction full backup and instruction incremental backup is not
With.
23, described host node indicates each to carry out standby from node successively according to the backup mode of described first mark instruction
Part.
Specifically, in embodiments of the present invention, described server can attended operation priority list.Main joint described in this step
Point instruction each carry out backup from node successively according to the backup mode of described first mark instruction can be particularly as follows: described host node
Obtain described operator precedence level table, and indicate each to refer to according to described first mark from node according to described operator precedence level table
The backup mode shown backs up successively.
Wherein, described operator precedence level table can be set as required.
24, the corresponding backup operation of each client executing.
Described backup operation in the embodiment of the present invention can be full backup operation or incremental backup operations.
Specifically, backup command, after receiving backup command, can be identified by client.If the first mark instruction
Carry out full backup, then can call full backup interface；If the first mark instruction carries out incremental backup, then can call increment standby
Part interface.When described first identify instruction carry out full backup time, this step can particularly as follows: described call from node the most standby
Part interface command obtains all configuration information data in complete data reflection, VLAN (VLAN) and internal storage data reflects
Picture, and upload all configuration information data in described complete data reflection, VLAN by described host node to described server
Video with internal storage data, wherein said full backup interface command not containing parameter.
Wherein, described complete data is mapping to the number videoed except all configuration information data in VLAN and internal storage data
According to reflection.All configuration information data in described VLAN can be obtained to the router in network or switch from node by described
Take.All configuration information data in described VLAN can include the topological structure that each node and the network equipment are formed, wherein
The described network equipment includes switch and router.
Specifically, when described first identifies instruction and carry out incremental backup, and this step can be particularly as follows: described call from node
Monitoring programme interface knows the sequence of blocks of data changed in during this period of time from the moment of last time record to current time,
Then incremental backup interface is called to obtain all configuration information data in incremental backup data reflection, VLAN and internal storage data
Reflection, and upload all configuration information numbers in described complete data reflection, VLAN by described host node to described server
Videoing according to internal storage data, wherein, the number of parameters of described incremental backup interface is equal to the number of the data block changed, ginseng
The value of number is the block number of each data block changed.Wherein, all configuration information data in described VLAN can include
The topological structure that each node and the network equipment are formed, the wherein said network equipment includes switch and router.
25, each is from node after backup completes, and returns instruction backup by described host node to described server and performs
Second mark of situation.
Wherein, backup implementation status can include, backup runs succeeded, backs up and perform failure.When backup performs unsuccessfully,
Different backup failure reasons can also be distinguished by different values.Such as, the value of the second mark can be with integer, value
It is 0 to may indicate that and back up successfully；The value of the second mark is more than 0 instruction backup failure.When value is the integer more than 0, different
The number different failure cause of mark, in order to can quickly position failed reason according to value.
After backup completes, Backup Data has stored on backup server.When running into unexpected loss of data
Time, data recovery operation can be started.In one embodiment, the method for the data manipulation that the embodiment of the present invention provides also can be wrapped
Including: described server receives the recovery request from each client, such as partial data recovery request or incremental data are recovered
Request；The corresponding Image Data of each client of storage are transferred to each client according to described recovery request by described server
On end, to complete the recovery to each client.
When carrying out data and recovering, the Information locatings such as the type of data, time point and position can be recovered according to request and share
The concrete data mapping of data mapping, then by using unified read-write interface to conduct interviews this data mapping, reads or writes
Enter specified database, the recovery of complete paired data.
The method of the data manipulation that the embodiment of the present invention provides, initializes server and multiple client simultaneously,
When backing up, according to backup command, back up multiple successively according to the backup mode of the first mark instruction from node,
And return the second mark of instruction backup implementation status.Thus, it is possible to the multiple nodes in a group of planes are carried out backup operation.
The recovery of multimachine mass data can be supported when carrying out data and recovering.
And, the data back up method that the embodiment of the present invention provides, can be able to support based on (SuSE) Linux OS
The multiple systems such as RedHat, CentOS, Ubuntu and Fedora；Support various Backup and Restore technology, based on backupPC, with
Time support the basis such as the rsync senior backup software such as redundancy technique and bacula.
Below in conjunction with object lesson, the method for data manipulation of the present invention is further explained.The embodiment of the present invention carries
One feature of the data backup operation of confession is only to carry out single node operation from server, it is possible to realize multi-computer back-up.
The process of concrete data backup operation can be as follows: inputs backup command backup at server software, and it will be by
Send to the client specified.Backup order comprises 2 groups of parameters, and first parameter often organized represents backup mode, and-f represents
Full backup ,-i represents incremental backup, and parameter below is client ip of the needs backup represented with dotted-decimal format.
For example, it is desired to full backup 10.22.16.151, incremental backup 10.22.16.120 and 10.22.16.130, then backup command is
backup–f 10.22.16.151–i10.22.16.120 10.22.16.130.Fig. 3 is the enforcement that the embodiment of the present invention provides
The schematic diagram of the flow process of data backup operation.Illustrate as a example by full backup 10.22.16.151 client at this.
With reference to Fig. 3, client software sends order backup f to place node standby software interface, represents this client
Full backup is carried out on end.In order to distinguish the backup of different time, client software can arrange ID for backup mark each time, as
151000138。
After backup software backs up, no matter success is with failed, will send order to client software, such as bresult
151000138 0, represent backup 151000138 success.If it fails, last parameter will be an integer more than 0, different
Number represent different failure cause.Such as, the backup failure caused due to disk failure, then send order bresult
151000138 1。
Finally, the order of same form is sent to server end by client software, informs that its this time backup is the most successful.
It addition, the embodiment of the present invention can maintain a priority linear list at server end.Priority can be used
Order arranges the priority of each node, such as priority 10.22.16.151 3 10.22.16.156 2.Priority is permissible
With different numeric representations.Such as, priority can be a number more than or equal to 0, and numeral is the least, and priority is the highest, at clothes
When business device backs up and recovers, the node having operated high priority just can consider low priority node.Do not use
Priority arranges the node of priority can be defaulted as 0, i.e. enjoys limit priority.Specifically, each node IP is preferential
Level can be as shown in the table:
| Node IP | Priority |
| 10.22.16.151 | 3 |
| 10.22.16.154 | 4 |
| 10.22.16.156 | 2 |
| 10.22.16.159 | 8 |
The example of table 1 node priority table
In the present embodiment, as a example by the group of planes relating to 18 nodes, the system implementing data backup operation relates to
And to 18 nodes.Wherein, for example, using a main frame as backup server (svr), IP address is for example,
10.22.16.139, use 5 notebooks, 3 desktop computers, and 9 virtual machines are as backup node, nodename clt0～
Clt16, IP address 10.22.16.198～10.22.16.214, configuration can be such as table 2 below.The operating system related to can include
Ubuntu 8.04, RedHat 9.0 and CentOS 6.5.
| Node type | Internal memory (GB) | Hard disk (GB) | Processor check figure |
| Notebook | 4 | 256 | 2 |
| Desktop computer | 16 | 512 | 4 |
| Virtual machine | 4 | 64 | 4 |
Table 2 deployed environment node configures
Backup server is installed backup software backupPC and Octopus server software oServer, at joint
On point clt0～clt16, client software oClient is installed, and runs.OServer software such as runs following life
Order:
backup–f clt10:clt16–i clt0:clt9
This order expression carries out incremental backup to clt0～clt9, and clt10:clt16 is carried out full backup.
From the foregoing, it will be observed that the data backup operation that provides of the embodiment of the present invention can compatible heterogeneous device, support various recovery
Technology is applied simultaneously, it is possible to carry out the recovery of multimachine mass data, it is possible to arranging the protection priority of different node, minimizing is delayed
The backup/restoration system of machine time.This technology is realized by software, transparent to user, is improving the same of system reliability availability
Time, maintain low cost, high efficiency, there is higher use value.
Correspondingly, can refer to Fig. 1, the embodiment of the present invention provides the system of a kind of data manipulation, and described system includes service
Device and multiple client, server is connected by network with multiple clients, has a host node in the plurality of client
With at least one from node, wherein:
Server, is used for initializing, and sends backup command, carries instruction backup mode in described backup command
First mark；
The plurality of client, is used for initializing；
Described host node indicates each to back up successively according to the backup mode of described first mark instruction from node；
Each after backup completes, returns instruction backup implementation status by described host node to described server from node
Second mark.
Alternatively, described first mark instruction carries out full backup, described is additionally operable to from node: call full backup interface
Order obtains all configuration information data in complete data reflection, VLAN and internal storage data reflection, and by described main joint
Point uploads all configuration information data in described complete data reflection, VLAN and internal storage data reflection to described server, its
Described in full backup interface command not containing parameter.
Alternatively, described first mark instruction carries out incremental backup, described is additionally operable to from node: call monitoring programme interface
Know the sequence of blocks of data changed, then call incremental backup interface to obtain in incremental backup data reflection, VLAN
All configuration information data and internal storage data reflection, and upload described complete data by described host node to described server
All configuration information data in reflection, VLAN and internal storage data reflection, wherein, the number of parameters etc. of described incremental backup interface
In the number of the data block changed, the value of parameter is the block number of each data block changed.
Alternatively, described server is additionally operable to: attended operation priority list；
Described host node specifically for: obtain described operator precedence level table, and indicate according to described operator precedence level table
Each backs up according to the backup mode of described first mark instruction successively from node.
Alternatively, when initializing, described server specifically for: to backup software every on described server
Parameter is configured, and docking port initializes；Complete the loading to shared data mapping.
Alternatively, initializing, described client specifically for: to every ginseng of backup software in described client
Number is configured, and opens listening port, the real-time reception backup command to protected data.
Alternatively, after completing from node standby, described server is additionally operable to: receiving the recovery from each client please
Ask；The corresponding Image Data of each client of storage are transferred in each client, extensive with complete each client
Multiple.
The system of the data manipulation that the embodiment of the present invention provides, initializes server and multiple client simultaneously,
When backing up, according to backup command, back up multiple successively according to the backup mode of the first mark instruction from node,
And return the second mark of instruction backup implementation status.Thus, it is possible to the multiple nodes in a group of planes are carried out backup operation.
The recovery of multimachine mass data can be supported when carrying out data and recovering.
It should be understood that the system of data manipulation that above-described embodiment provides belongs to the embodiment of the method for data manipulation
Same design, it implements process and refers to embodiment of the method, repeats no more here.
It should be noted that each embodiment in this specification all uses the mode gone forward one by one to describe, each embodiment weight
Point explanation is all the difference with other embodiments, and between each embodiment, identical similar part sees mutually.
For device class embodiment, due to itself and embodiment of the method basic simlarity, so describe is fairly simple, relevant part ginseng
See that the part of embodiment of the method illustrates.
It should be noted that in this article, term " includes ", " comprising " or its any other variant are intended to non-row
Comprising of his property, so that include that the process of a series of key element, method, article or equipment not only include those key elements, and
And also include other key elements being not expressly set out, or also include intrinsic for this process, method, article or equipment
Key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that including
State and the process of key element, method, article or equipment there is also other identical element.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can pass through hardware
Completing, it is also possible to instruct relevant hardware by program and complete, described program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read only memory, disk or CD etc..
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (16)
1. the method for a data manipulation, it is characterised in that described method includes:
Server and multiple client initialize respectively, wherein, have a host node and at least in the plurality of client
One from node；
Described server sends backup command, carries the first mark of instruction backup mode in described backup command；
Described host node indicates each to back up successively according to the backup mode of described first mark instruction from node；
Each after backup completes, returns the of instruction backup implementation status from node by described host node to described server
Two marks.
Method the most according to claim 1, it is characterised in that described backup mode include full backup, incremental backup and
Incremental backup, wherein, value during described first mark instruction full backup is different from value during instruction incremental backup.
Method the most according to claim 1, it is characterised in that described first mark instruction carries out full backup, described side
Method also includes:
Described call full backup interface command to obtain complete data reflection, all configuration information data in VLAN from node
Video with internal storage data, and upload owning in described complete data reflection, VLAN by described host node to described server
Configuration information data and internal storage data reflection, wherein said full backup interface command not containing parameter.
Method the most according to claim 1, it is characterised in that described first mark instruction carries out incremental backup, described side
Method also includes:
Described call monitoring programme interface from node and know the sequence of blocks of data changed, then call incremental backup interface
Obtain all configuration information data in incremental backup data reflection, VLAN and internal storage data reflection, and by described main joint
Point uploads all configuration information data in described complete data reflection, VLAN and internal storage data reflection to described server, its
In, the number of parameters of described incremental backup interface is equal to the number of the data block changed, and the value of parameter is that each occurs
The block number of the data block of change.
Method the most according to claim 1, it is characterised in that described method also includes:
Described server maintenance operator precedence level table；
Described host node indicates each to carry out backup from node successively include according to the backup mode of described first mark instruction:
Described host node obtain described operator precedence level table, and according to described operator precedence level table indicate each from node according to
The backup mode of described first mark instruction backs up successively.
Method the most according to claim 1, it is characterised in that described server carries out initialization and includes:
Being configured the parameters of backup software on described server, docking port initializes；
Complete the loading to shared data mapping.
Method the most according to claim 1, it is characterised in that described client carries out initialization and includes:
Being configured the parameters of backup software in described client, open listening port, real-time reception is to protected number
According to backup command.
8. according to the method described in claim 3 or 4, it is characterised in that all configuration information data in described VLAN include
The topological structure that each node and the network equipment are formed, the wherein said network equipment includes switch and router.
Method the most according to claim 1, it is characterised in that after backup completes, described method also includes:
Described server receives the recovery request from each client；
The corresponding Image Data of each client of storage are transferred in each client, to complete each by described server
The recovery of client.
10. the system of a data manipulation, it is characterised in that described system includes server and multiple client, server and
Multiple clients are connected by network, have a host node and at least one is from node, wherein in the plurality of client:
Server, is used for initializing, and sends backup command, carries the first of instruction backup mode in described backup command
Mark；
The plurality of client, is used for initializing；
Described host node indicates each to back up successively according to the backup mode of described first mark instruction from node；
Each after backup completes, returns the of instruction backup implementation status from node by described host node to described server
Two marks.
11. systems according to claim 10, it is characterised in that described first mark instruction carries out full backup, described
It is additionally operable to from node:
Call full backup interface command to obtain all configuration information data in complete data reflection, VLAN and internal storage data
Reflection, and upload all configuration information numbers in described complete data reflection, VLAN by described host node to described server
Video according to internal storage data, wherein said full backup interface command not containing parameter.
12. systems according to claim 10, it is characterised in that described first mark instruction carries out incremental backup, described
It is additionally operable to from node:
Call monitoring programme interface and know the sequence of blocks of data changed, then call incremental backup interface to obtain increment
All configuration information data in backup data images, VLAN and internal storage data reflection, and by described host node to described clothes
Business device uploads all configuration information data in described complete data reflection, VLAN and internal storage data reflection, wherein, described increment
The number of parameters of backup interface is equal to the number of the data block changed, and the value of parameter is each data block changed
Block number.
13. systems according to claim 10, it is characterised in that described server is additionally operable to: attended operation priority list；
Described host node specifically for:
Obtain described operator precedence level table, and indicate each from node according to described first mark according to described operator precedence level table
The backup mode knowing instruction backs up successively.
14. systems according to claim 10, it is characterised in that when initializing, described server specifically for:
Being configured the parameters of backup software on described server, docking port initializes；
Complete the loading to shared data mapping.
15. systems according to claim 10, it is characterised in that initializing, described client specifically for:
Being configured the parameters of backup software in described client, open listening port, real-time reception is to protected number
According to backup command.
16. systems according to claim 10, it is characterised in that after completing from node standby, described server is also used
In:
Receive the recovery request from each client；
The corresponding Image Data of each client of storage are transferred in each client, extensive with complete each client
Multiple.
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