Invention Grant
US08621172B2 System and method for reclaiming unused space from a thinly provisioned data container
有权
从稀疏配置的数据容器中回收未使用空间的系统和方法
- Patent Title: System and method for reclaiming unused space from a thinly provisioned data container
- Patent Title (中): 从稀疏配置的数据容器中回收未使用空间的系统和方法
-
Application No.: US12471822Application Date: 2009-05-26
-
Publication No.: US08621172B2Publication Date: 2013-12-31
- Inventor: Vijayan Rajan , David Brittain Bolen , Douglas P. Doucette
- Applicant: Vijayan Rajan , David Brittain Bolen , Douglas P. Doucette
- Applicant Address: US CA Sunnyvale
- Assignee: NetApp, Inc.
- Current Assignee: NetApp, Inc.
- Current Assignee Address: US CA Sunnyvale
- Agency: Cesari and McKenna, LLP
- Main IPC: G06F13/00
- IPC: G06F13/00
Abstract:
A method for operating a computer storage system maintains a client computer interacting with the storage system, the client computer storing data on a data storage device of the computer storage system. Locating, by a client-side agent executing on the client computer that examines metadata of the client computer, one or more sets of blocks allocated and then deleted, hereinafter referred to as deleted blocks, within the computer storage system. Sending a command to the storage system, the command to identify the deleted blocks within the computer storage system. Deallocating, in response to receiving the command, the identified deleted blocks within the computer storage system.
Public/Granted literature
- US20090248763A1 SYSTEM AND METHOD FOR RECLAIMING UNUSED SPACE FROM A THINLY PROVISIONED DATA CONTAINER Public/Granted day:2009-10-01
Information query
