Commit 4a4dcb3b authored by Nathan Scott's avatar Nathan Scott Committed by Nathan Scott

[XFS] Update documentation.

parent 285b5451
......@@ -120,12 +120,18 @@ The following sysctls are available for the XFS filesystem:
fs.xfs.stats_clear (Min: 0 Default: 0 Max: 1)
Setting this to "1" clears accumulated XFS statistics
in /proc/fs/xfs/stat. It then immediately reset to "0".
in /proc/fs/xfs/stat. It then immediately resets to "0".
fs.xfs.sync_interval (Min: HZ Default: 30*HZ Max: 60*HZ)
The interval at which the xfssyncd thread for xfs filesystems
flushes metadata out to disk. This thread will flush log
activity out, and do some processing on unlinked inodes
fs.xfs.xfssyncd_centisecs (Min: 100 Default: 3000 Max: 720000)
The interval at which the xfssyncd thread flushes metadata
out to disk. This thread will flush log activity out, and
do some processing on unlinked inodes.
fs.xfs.xfsbufd_centisecs (Min: 50 Default: 100 Max: 3000)
The interval at which xfsbufd scans the dirty metadata buffers list.
fs.xfs.age_buffer_centisecs (Min: 100 Default: 1500 Max: 720000)
The age at which xfsbufd flushes dirty metadata buffers to disk.
fs.xfs.error_level (Min: 0 Default: 3 Max: 11)
A volume knob for error reporting when internal errors occur.
......@@ -180,14 +186,3 @@ The following sysctls are available for the XFS filesystem:
Setting this to "1" will cause the "noatime" flag set
by the chattr(1) command on a directory to be
inherited by files in that directory.
vm.pagebuf.stats_clear (Min: 0 Default: 0 Max: 1)
Setting this to "1" clears accumulated pagebuf statistics
in /proc/fs/pagebuf/stat. It then immediately reset to "0".
vm.pagebuf.flush_age (Min: 1*HZ Default: 15*HZ Max: 300*HZ)
The age at which dirty metadata buffers are flushed to disk
vm.pagebuf.flush_int (Min: HZ/2 Default: HZ Max: 30*HZ)
The interval at which the list of dirty metadata buffers is
scanned.
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