发明名称 |
WRITING TO FILES AND FILE META-DATA |
摘要 |
Disclosed herein are a system, non-transitory computer-readable medium and method for writing to a file. It is determined whether a file was written to before a failure. Meta-data associated with the file is rolled back or undone to reflect a status of the file before the write. |
申请公布号 |
US2016170842(A1) |
申请公布日期 |
2016.06.16 |
申请号 |
US201314908119 |
申请日期 |
2013.07.29 |
申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
MENDEZ ANTON AJAY |
分类号 |
G06F11/14;G06F17/30 |
主分类号 |
G06F11/14 |
代理机构 |
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代理人 |
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主权项 |
1. A file system comprising:
a persistent storage; a file system recovery module which, if executed, instructs at least one processor to:
recover from a failure of the file system;determine whether a write was not committed to a file in the persistent storage before the failure;determine whether meta-data associated with the file erroneously reflects a commit of the write to the file; andIf the write was not committed and the meta-data erroneously reflects commitment of the write, rollback the meta-data such that the meta-data reflects a status of the file without commitment of the write. |
地址 |
Houston TX US |