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Diffstat (limited to 'man/man5/zfs-module-parameters.5')
| -rw-r--r-- | man/man5/zfs-module-parameters.5 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/man/man5/zfs-module-parameters.5 b/man/man5/zfs-module-parameters.5 index 77f1af6d5..2fbab1d01 100644 --- a/man/man5/zfs-module-parameters.5 +++ b/man/man5/zfs-module-parameters.5 @@ -702,6 +702,24 @@ Default value: \fB5\fR. .sp .ne 2 .na +\fBzfs_arc_pc_percent\fR (uint) +.ad +.RS 12n +Percent of pagecache to reclaim arc to + +This tunable allows ZFS arc to play more nicely with the kernel's LRU +pagecache. It can guarantee that the arc size won't collapse under scanning +pressure on the pagecache, yet still allows arc to be reclaimed down to +zfs_arc_min if necessary. This value is specified as percent of pagecache +size (as measured by NR_FILE_PAGES) where that percent may exceed 100. This +only operates during memory pressure/reclaim. +.sp +Default value: \fB0\fR (disabled). +.RE + +.sp +.ne 2 +.na \fBzfs_arc_sys_free\fR (ulong) .ad .RS 12n |