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| author |   Dmitry Monakhov <dmonakhov@openvz.org> | 2012-09-29 00:56:15 -0400 |
|---|---|---|
| committer |   Theodore Ts'o <tytso@mit.edu> | 2012-09-29 00:56:15 -0400 |
| commit | 1b65007e9870e0021397b548e8cd6bbc584f9152 (patch) | |
| tree | 17cd144e9215ac7db9084f385c9c0d50e82b0bf6 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | ext4: serialize unlocked dio reads with truncate (diff) | |
| download | linux-dev-1b65007e9870e0021397b548e8cd6bbc584f9152.tar.xz linux-dev-1b65007e9870e0021397b548e8cd6bbc584f9152.zip | |
ext4: endless truncate due to nonlocked dio readers
If we have enough aggressive DIO readers, truncate and other dio
waiters will wait forever inside inode_dio_wait(). It is reasonable
to disable nonlock DIO read optimization during truncate.
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions