[fwd] cvs commit: src/lib/libthr/thread thr_mutex.c thr_umtx.c
thr_umtx.h src/sys/kern kern_umtx.c src/sys/sys umtx.h
deischen at freebsd.org
Tue Jul 1 15:21:51 UTC 2008
On Tue, 1 Jul 2008, Gary Jennejohn wrote:
> On Mon, 30 Jun 2008 22:28:44 +0400
> Vladimir Grebenschikov <vova at fbsd.ru> wrote:
>> On Tue, 2008-06-24 at 07:32 +0000, David Xu wrote:
>> This commit makes threaded application almost unusable on 8-CURRENT.
>> Applications eat 100% CPU all the time and works _very_ slowly.
>> (top shows several threads for every constantly applications eating CPU)
>> Following applications are affected for me: firefox, evolution, eclipse
>> (probably more).
>> Reverting user-land part of commit fixes problem, reverting kernel
>> changes nothing regarding the problem.
>> I have:
>> FreeBSD 8.0-CURRENT #0: Fri Jun 20 17:14:23 MSD 2008
>> root at vbook.fbsd.ru:/usr/obj/usr/src/sys/VBOOK
>> Timecounter "i8254" frequency 1193182 Hz quality 0
>> CPU: Intel(R) Core(TM)2 CPU T7200 @ 2.00GHz (1995.01-MHz 686-class CPU)
>> Origin = "GenuineIntel" Id = 0x6f6 Stepping = 6
>> AMD Features=0x20100000<NX,LM>
>> AMD Features2=0x1<LAHF>
>> Cores per package: 2
> [snip commit message]
> Did you recompile these misbehaving applications?
If that is necessary, then something is certainly borken. One shouldn't
have to rebuild the applications.
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