tunefs — Tune an Existing File System
Synopsis
/usr/sbin/tunefs [-a maxcontig][-d rotdelay][-e maxbpg][-m minfree] [-o [space | time]] special | filesystem
Description
Use the tunefs command to change a file system's dynamic parameters that affect the layout policies. The file system must be unmounted before you use tunefs. When you use tunefs with filesystem, filesystem must be in /etc/vfstab. Use the options listed below to specify the parameters that are to be changed.
Generally, you should optimize for time unless the file system is over 90 percent full.
Options
-a
maxcontig
| Specify the maximum number of contiguous blocks that are laid out ... | |
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