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Feature #36608

closed

mds: answering all pending getattr/lookups targeting the same inode in one go.

Added by Xuehan Xu over 5 years ago. Updated over 4 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Xuehan Xu
Category:
Performance/Resource Usage
Target version:
Ceph - v15.0.0
% Done:

0%

Source:
Community (dev)
Tags:
Backport:
Reviewed:
Affected Versions:
Ceph - v14.0.0
Component(FS):
MDS
Labels (FS):
Pull request ID:
24794

Description

As for now, all getattr/lookup requests get processes one by one, which is kind of wasting CPU resources. Actually, for those getattr/lookup requests for the same inode, only one of them needs to be processes, the results applies all others.

Related issues 1 (0 open — 1 closed)

Related to CephFS - Bug #42746: mds crashed in MDCache::request_forwardResolvedZheng Yan

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 #1

Updated by Patrick Donnelly over 5 years ago

  • Status changed from New to Fix Under Review
  • Assignee set to Xuehan Xu
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 #2

Updated by Patrick Donnelly over 5 years ago

  • Start date deleted (10/28/2018)
  • Pull request ID set to 24794
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 #3

Updated by Patrick Donnelly about 5 years ago

  • Target version changed from v14.0.0 to v15.0.0
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 #4

Updated by Patrick Donnelly over 4 years ago

  • Subject changed from Answering all pending getattr/lookups targeting the same inode in one go. to mds: answering all pending getattr/lookups targeting the same inode in one go.
  • Status changed from Fix Under Review to Resolved
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 #5

Updated by Patrick Donnelly over 4 years ago

  • Related to Bug #42746: mds crashed in MDCache::request_forward added
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