On Tue, 17 Jul 2007, Jeff Roberson wrote: > On Tue, 17 Jul 2007, Teufel wrote: > >> Hi, >> >> cvsuped kernel sources about 20 mins ago and applied Jeff's new ule patch. >> System boots normaly up, but starting qemu with kqemu (either user or user >> and kernel space) results immediatly in kernel trap 12 >> applying Attilio's patch http://people.freebsd.org/~attilio/kqemu.diff >> fixed the kernel trap, but hangs: >> >> spin lock 0xc0bbf780 (shed lock 1) held by 0xc5114880 (tid 100003) too long >> panic: spin lock held too long >> cpuid = 0 > Can you enable INVARIANTS, WITNESS, KDB and DDB in your kernel? Then get me > a trace when this happens and any other consoles prints that look relevant. Can you also run ldd on the kqemu binary? I'd like to know if it's linked against libthr or libkse. > > Thanks, > Jeff > >> >> However, using Attilio's patch with the old ULE works. >> >> Greetings, >> >> Stephan >> >> dmesg about CPU follows: >> >> FreeBSD 7.0-CURRENT #27 >> Timecounter "i8254" frequency 1193182 Hz quality 0 >> CPU: Intel(R) Core(TM)2 CPU 6600 _at_ 2.40GHz (2404.13-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=0x20000000<LM> >> AMD Features2=0x1<LAHF> >> Cores per package: 2 >> real memory = 2146828288 (2047 MB) >> avail memory = 2091286528 (1994 MB) >> ACPI APIC Table: <A_M_I_ OEMAPIC > >> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs >> cpu0 (BSP): APIC ID: 0 >> cpu1 (AP): APIC ID: 1 >> >> >> >> Jeff Roberson wrote: >>> http://people.freebsd.org/~jeff/ule.diff >>> >>> >>> >>> Briefly, this is still a very suitable scheduler for uniprocessor machines >>> while providing stronger affinity and other performance improvements for >>> multiprocessor machines. >> > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org" >Received on Tue Jul 17 2007 - 18:40:14 UTC
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