Date: Tue, 1 Jul 2008 10:49:12 +0200 From: Gary Jennejohn <gary.jennejohn@freenet.de> To: vova@fbsd.ru Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, David Xu <davidxu@FreeBSD.org>, cvs-all@FreeBSD.org, current@FreeBSD.org Subject: Re: [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 Message-ID: <20080701104912.5e9e16e0@peedub.jennejohn.org> In-Reply-To: <1214850524.42354.9.camel@localhost> References: <200806240737.m5O7bhc5018813@repoman.freebsd.org> <1214850524.42354.9.camel@localhost>
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On Mon, 30 Jun 2008 22:28:44 +0400 Vladimir Grebenschikov <vova@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@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 > Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> > Features2=0xe3bd<SSE3,RSVD2,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM> > AMD Features=0x20100000<NX,LM> > AMD Features2=0x1<LAHF> > Cores per package: 2 > [snip commit message] Did you recompile these misbehaving applications? I ask because I installed a fresh world yesterday, without recompiling any ports, and I'm _not_ seeing any misbehavior with firefox. --- Gary Jennejohn
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