diff options
author | Theo de Raadt <deraadt@cvs.openbsd.org> | 1998-07-20 22:47:13 +0000 |
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committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 1998-07-20 22:47:13 +0000 |
commit | 04eb3f8da6ef70c1da335e57fb9f88c8b72ce0f9 (patch) | |
tree | d0b14cde24fbc263a4ab17d8c8380f1af5ac1c7e /share/man | |
parent | ef826f0b5ffeaa445c6745085807d5108d0663e2 (diff) |
MINFREE is 5%; hgweigand@wiesbaden.netsurf.de
Diffstat (limited to 'share/man')
-rw-r--r-- | share/man/man5/fs.5 | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/share/man/man5/fs.5 b/share/man/man5/fs.5 index 41ef3382afc..53aa5a59e9b 100644 --- a/share/man/man5/fs.5 +++ b/share/man/man5/fs.5 @@ -213,13 +213,13 @@ The element may be set to 0 if no reserve of free blocks is deemed necessary, however severe performance degradations will be observed if the -file system is run at greater than 90% full; thus the default +file system is run at greater than 95% full; thus the default value of .Fa fs_minfree -is 10%. +is 5%. .Pp Empirically the best trade-off between block fragmentation and -overall disk utilization at a loading of 90% comes with a +overall disk utilization at a loading of 95% comes with a fragmentation of 8, thus the default fragment size is an eighth of the block size. .Pp @@ -228,10 +228,10 @@ The element specifies whether the file system should try to minimize the time spent allocating blocks, or if it should attempt to minimize the space fragmentation on the disk. -If the value of fs_minfree (see above) is less than 10%, +If the value of fs_minfree (see above) is less than 5%, then the file system defaults to optimizing for space to avoid running out of full sized blocks. -If the value of minfree is greater than or equal to 10%, +If the value of minfree is greater than or equal to 5%, fragmentation is unlikely to be problematical, and the file system defaults to optimizing for time. .Pp |