Index: 2.6.x-xfs/Documentation/filesystems/xfs.txt =================================================================== --- 2.6.x-xfs.orig/Documentation/filesystems/xfs.txt Thu Jun 17 12:25:04 2004 +++ 2.6.x-xfs/Documentation/filesystems/xfs.txt Thu Jun 17 12:46:03 2004 @@ -129,12 +129,18 @@ 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". - - 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 + in /proc/fs/xfs/stat. It then immediately resets to "0". + + 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. @@ -189,14 +195,3 @@ 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.