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| author | Jeff Roberson <jeff@FreeBSD.org> | 2007-07-18 02:51:21 +0000 |
|---|---|---|
| committer | Jeff Roberson <jeff@FreeBSD.org> | 2007-07-18 02:51:21 +0000 |
| commit | bd675f58ebf1a0db413a840ea6e2cb71e4c8bbbe (patch) | |
| tree | 56390df03228d1a93303d66aa3273eff7a5ad4e0 /sys/conf/NOTES | |
| parent | ae7a6b38d53f75f54d7f042053297070284c9ccf (diff) | |
| download | src-bd675f58ebf1a0db413a840ea6e2cb71e4c8bbbe.tar.gz src-bd675f58ebf1a0db413a840ea6e2cb71e4c8bbbe.zip | |
- Update ULE note to remove warnings against production use.
Suggested by: Ben Kaduk <minimarmot@gmail.com>
Approved by: re
Notes
Notes:
svn path=/head/; revision=171483
Diffstat (limited to 'sys/conf/NOTES')
| -rw-r--r-- | sys/conf/NOTES | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/conf/NOTES b/sys/conf/NOTES index 0adb769d835f..ea373c5eeb6d 100644 --- a/sys/conf/NOTES +++ b/sys/conf/NOTES @@ -176,10 +176,11 @@ options ROOTDEVNAME=\"ufs:da0s2e\" # queue and no CPU affinity which makes it suboptimal for SMP. It has very # good interactivity and priority selection. # -# SCHED_ULE is a new scheduler that has been designed for SMP and has some -# advantages for UP as well. It is intended to replace the 4BSD scheduler -# over time. NOTE: SCHED_ULE is currently considered experimental and is -# not recommended for production use at this time. +# SCHED_ULE provides significant performance advantages over 4BSD on many +# workloads on SMP machines. It supports cpu-affinity, per-cpu runqueues +# and scheduler locks. It also has a stronger notion of interactivity +# which leads to better responsiveness even on uniprocessor machines. This +# will eventually become the default scheduler. # options SCHED_4BSD #options SCHED_ULE |