Linux performance bug: fsync() for files with zero links
porton at ex-code.com
Sat Feb 25 00:32:51 UTC 2006
Linux kernel (as of 18.104.22.168) has the following performance bug:
Syncing (fsync() or fdatasync()) files with zero links (deleted files) in not
no-op, as it should be.
See details, a test C program, and the rationale in the URL below:
In the article with the URL above it is also explained how to make much more
efficient /tmp directory when this bug will be fixed.
Somebody please make a patch.
Victor Porton (porton at ex-code.com) - http://porton.ex-code.com
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