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| author | Filipe <filipe@icewall.org> | 2006-12-06 20:36:04 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-07 08:39:32 -0800 |
| commit | 49033c81845f1bd2a69e53485f20d55a0e7bace5 (patch) | |
| tree | f95ea898b35b051dc8a23bf7df69b42397cc8406 /Documentation/block | |
| parent | 593be07ae8f6f4a1b1b98813fabb155328f8bc0c (diff) | |
| download | linux-stable-49033c81845f1bd2a69e53485f20d55a0e7bace5.tar.gz linux-stable-49033c81845f1bd2a69e53485f20d55a0e7bace5.tar.bz2 linux-stable-49033c81845f1bd2a69e53485f20d55a0e7bace5.zip | |
[PATCH] io/storage: Documentation update to as-iosched.txt
Documentation update, adding references to CFQ scheduler and to another
document about selecting IO Schedulers.
Signed-off-by: Filipe Lautert <filipe@icewall.org>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'Documentation/block')
| -rw-r--r-- | Documentation/block/as-iosched.txt | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/block/as-iosched.txt b/Documentation/block/as-iosched.txt index e2a66f8143c5..a598fe10a297 100644 --- a/Documentation/block/as-iosched.txt +++ b/Documentation/block/as-iosched.txt @@ -24,8 +24,10 @@ very similar behavior to the deadline IO scheduler. Selecting IO schedulers ----------------------- To choose IO schedulers at boot time, use the argument 'elevator=deadline'. -'noop' and 'as' (the default) are also available. IO schedulers are assigned -globally at boot time only presently. +'noop', 'as' and 'cfq' (the default) are also available. IO schedulers are +assigned globally at boot time only presently. It's also possible to change +the IO scheduler for a determined device on the fly, as described in +Documentation/block/switching-sched.txt. Anticipatory IO scheduler Policies |