d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

MFC:

Browse Source 
- Remove SCHED_ULE from GENERIC to better avoid foot-shooting by
  unsuspecting users.
- Add a comment in NOTES about experimental status of SCHED_ULE.
- Make warning about experimental status in sched_ule(4) a bit
  stronger.

This is not an exact MFC since we don't have alpha in -CURRENT.

Approved by:	re (kensmith)
This commit is contained in:
simon 2006-10-09 18:41:37 +00:00
parent abd0e14250
commit 12d501e415
9 changed files with 3 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
share/man/man4/sched_ule.4
View File

@ -86,4 +86,4 @@ is not enabled by default due to a number of known issues, including weak
performance with several known workloads, and reports of instability.
Deployment of
.Nm
in production environments should be done cautiously.
in production environments is not recommended at this time.

1
sys/alpha/conf/GENERIC
View File

@ -43,7 +43,6 @@ options DEC_1000A # AlphaServer 1000, 1000A, 800
options DEC_KN300 # AlphaServer 4100 (Rawhide),
# AlphaServer 1200 (Tincup)
#options SCHED_ULE # ULE scheduler
# PREEMPTION appears to have a negative impact on stability (locking related
# panics) at least on SMP machines.
#options PREEMPTION # Enable kernel thread preemption

1
sys/amd64/conf/GENERIC
View File

@ -27,7 +27,6 @@ ident GENERIC
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
#options SCHED_ULE # ULE scheduler
options SCHED_4BSD # 4BSD scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking

3
sys/conf/NOTES
View File

@ -169,7 +169,8 @@ options ROOTDEVNAME=\"ufs:da0s2e\"
#
# 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.
# over time. NOTE: SCHED_ULE is currently considered experimental and is
# not recommended for production use at this time.
#
options SCHED_4BSD
#options SCHED_ULE

1
sys/i386/conf/GENERIC
View File

@ -29,7 +29,6 @@ ident GENERIC
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
#options SCHED_ULE # ULE scheduler
options SCHED_4BSD # 4BSD scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking

1
sys/ia64/conf/GENERIC
View File

@ -44,7 +44,6 @@ options NFS_ROOT # NFS usable as root device
options PROCFS # Process filesystem (/proc)
options PSEUDOFS # Pseudo-filesystem framework
options SCHED_4BSD # 4BSD scheduler
#options SCHED_ULE # ULE scheduler
options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
options SMP # Symmetric Multi-Processor support
options SOFTUPDATES # Enable FFS soft updates support

1
sys/pc98/conf/GENERIC
View File

@ -29,7 +29,6 @@ ident GENERIC
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
#options SCHED_ULE # ULE scheduler
options SCHED_4BSD # 4BSD scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking

1
sys/powerpc/conf/GENERIC
View File

@ -31,7 +31,6 @@ makeoptions WERROR=-Wno-error #XXX: We don't want -Werror just now
options POWERMAC #NewWorld Apple PowerMacs
options PSIM #GDB PSIM ppc simulator
#options SCHED_ULE #ULE scheduler
options SCHED_4BSD #4BSD scheduler
options INET #InterNETworking
options INET6 #IPv6 communications protocols

1
sys/sparc64/conf/GENERIC
View File

@ -32,7 +32,6 @@ makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
# Platforms supported
# At this time all platforms are supported, as-is.
#options SCHED_ULE # ULE scheduler
options SCHED_4BSD # 4BSD scheduler
#options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking