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Feature #20598

closed

mds: revisit LAZY_IO

Added by Patrick Donnelly almost 7 years ago. Updated over 4 years ago.

Status:
Resolved
Priority:
High
Assignee:
Category:
Performance/Resource Usage
Target version:
% Done:

0%

Source:
Development
Tags:
Backport:
Reviewed:
Affected Versions:
Component(FS):
Client, MDS
Labels (FS):
task(intern), task(medium)
Pull request ID:

Description

We do not test this and enabling it is no longer possible. However, we still repeatedly get requests for byte-range locking from HPC so it may be useful. Instead of adding a (new) open flag, perhaps we could add a vxattr for a file to enable it automatically (and overridden by O_SYNC).


Related issues 2 (1 open1 closed)

Related to CephFS - Feature #26831: mds: consider subtree setting to enable LAZYIO automatically (RFC)New

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Related to CephFS - Documentation #38729: doc: add LAZYIOResolvedZheng Yan

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