发明申请
- 专利标题: REBUILDING A DATA SLICE OF A MAINTENANCE FREE STORAGE CONTAINER
- 专利标题(中): 重建维护免费储物容器的数据
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申请号: US13527929申请日: 2012-06-20
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公开(公告)号: US20130013961A1公开(公告)日: 2013-01-10
- 发明人: S. Christopher Gladwin , Jason K. Resch , Gary W. Grube , Timothy W. Markison
- 申请人: S. Christopher Gladwin , Jason K. Resch , Gary W. Grube , Timothy W. Markison
- 申请人地址: US IL Chicago
- 专利权人: CLEVERSAFE, INC.
- 当前专利权人: CLEVERSAFE, INC.
- 当前专利权人地址: US IL Chicago
- 主分类号: G06F11/14
- IPC分类号: G06F11/14 ; G06F11/10
摘要:
A method begins by a dispersed storage (DS) processing module detecting a storage error of an encoded data slice associated with a storage server within a maintenance free storage container. The method continues with the DS processing module determining failure mode information for the storage server and other storage servers and determining a rebuilding protocol for the encoded data. When the determined rebuilding protocol is a zero information gain (ZIG) protocol, the method continues with the DS processing module identifying a decode threshold number of storage servers from the other storage servers of the maintenance free storage container and from storage servers of another maintenance free storage container, retrieving zero information gain (ZIG) partial encoded data slices from the decode threshold number of storage servers, and decoding the ZIG partial encoded data slices utilizing a ZIG dispersed storage error coding function to reproduce the encoded data slice.
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