ON-DEMAND RESTORE OF VIRTUAL MACHINE DATA

    公开(公告)号:US20220229559A1

    公开(公告)日:2022-07-21

    申请号:US17702634

    申请日:2022-03-23

    Abstract: An improved information management system is described herein that provides on-demand or live mount access to virtual machine data in a secondary copy format. For example, instead of restoring all of the virtual machine data in the secondary copy format to a virtual disk that is then mounted to a virtual machine, the improved information management system can, in response to request to access virtual machine data in a secondary copy format, create a virtual disk having a universal network component (UNC) path and create a virtual machine configured to access data via the UNC path. Once created and booted, the administrator or user can attempt to access the desired virtual machine data via the virtual machine.

    DYNAMIC MANAGEMENT OF EXPANDABLE CACHE STORAGE FOR MULTIPLE NETWORK SHARES CONFIGURED IN A FILE SERVER

    公开(公告)号:US20200334209A1

    公开(公告)日:2020-10-22

    申请号:US16917565

    申请日:2020-06-30

    Abstract: Expandable cache management dynamically manages cache storage for multiple network shares configured in a file server. Once a file is written to a directory or folder on a specially designated network share, such as one that is configured for “infinite backup,” an intermediary pre-backup copy of the file is created in an expandable cache in the file server that hosts the network share. On write operations, cache storage space can be dynamically expanded or freed up by pruning previously backed up data. This advantageously creates flexible storage caches in the file server for each network share, each cache managed independently of other like caches for other network shares on the same file server. On read operations, intermediary file storage in the expandable cache gives client computing devices speedy access to data targeted for backup, which is generally quicker than restoring files from backed up secondary copies.

    DATA PROTECTION OPERATIONS BASED ON NETWORK PATH INFORMATION

    公开(公告)号:US20200097369A1

    公开(公告)日:2020-03-26

    申请号:US16556078

    申请日:2019-08-29

    Abstract: A system according to certain aspects improves the process of performing data protection operations (e.g., creating backup copies in a secondary storage device). The system can generate network path information based on client information associated with client computing devices (e.g., application type, data type, client device ID, etc.) and process requests to perform data protection operations based on the network path information specified in the requests. For example, the system may use the specified network path information to determine the data types of the primary data stored on the client computing devices and store backup copies of the primary data at the location indicated by the network path information.

    EFFICIENTLY RESTORING EXECUTION OF A BACKED UP VIRTUAL MACHINE BASED ON COORDINATION WITH VIRTUAL-MACHINE-FILE-RELOCATION OPERATIONS

    公开(公告)号:US20170277686A1

    公开(公告)日:2017-09-28

    申请号:US15619324

    申请日:2017-06-09

    CPC classification number: G06F17/30008 G06F9/45558 G06F2009/45575

    Abstract: The disclosed systems and methods enable a virtual machine, including any applications executing thereon, to quickly start executing and servicing users based on pre-staged data blocks supplied from a backup copy in secondary storage. Substantially concurrently with the ongoing execution of the virtual machine, a virtual-machine-file-relocation operation may move data blocks originating in the backup copy to a primary storage destination that becomes the virtual machine's primary data store after the relocation operation completes. An enhanced data agent, operating in conjunction with an enhanced media agent in a storage management system, coordinates restoring of the virtual machine and the launch of the relocation operation. The enhanced media agent may pre-stage certain backed up data blocks which may be needed to launch the virtual machine, based on predictive analysis pertaining to the virtual machine's operational profile. The enhanced media agent may also pre-stage backed up data blocks for the relocation operation, based on the operation's relocation scheme. Servicing read requests to the virtual machine may take priority over ongoing pre-staging of backed up data. Read requests may be tracked so that the media agent may properly maintain the contents of an associated read cache. Some embodiments of the illustrative storage management system may lack, or may simply not require, the relocation operation, and may operate in a “live mount” configuration.

    DYNAMIC MANAGEMENT OF EXPANDABLE CACHE STORAGE FOR MULTIPLE NETWORK SHARES CONFIGURED IN A FILE SERVER

    公开(公告)号:US20200242087A1

    公开(公告)日:2020-07-30

    申请号:US16850956

    申请日:2020-04-16

    Abstract: Expandable cache management dynamically manages cache storage for multiple network shares configured in a file server. Once a file is written to a directory or folder on a specially designated network share, such as one that is configured for “infinite backup,” an intermediary pre-backup copy of the file is created in an expandable cache in the file server that hosts the network share. On write operations, cache storage space can be dynamically expanded or freed up by pruning previously backed up data. This advantageously creates flexible storage caches in the file server for each network share, each cache managed independently of other like caches for other network shares on the same file server. On read operations, intermediary file storage in the expandable cache gives client computing devices speedy access to data targeted for backup, which is generally quicker than restoring files from backed up secondary copies.

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