Messages in this thread | | | From | "Sergey S. Kostyliov" <> | Subject | Re: x86, ARM, PARISC, PPC, MIPS and Sparc folks please run this | Date | Fri, 29 Aug 2003 14:04:12 +0400 |
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Hi Jamie,
On Friday 29 August 2003 09:35, Jamie Lokier wrote: > Dear All, > > I'd appreciate if folks would run the program below on various > machines, especially those whose caches aren't automatically coherent > at the hardware level. rathamahata@test rathamahata $ gcc -march=athlon-xp -mcpu=athlon-xp -fomit-frame-pointer -O2 -o test test.c rathamahata@test rathamahata $ time ./test Test separation: 4096 bytes: FAIL - too slow Test separation: 8192 bytes: FAIL - too slow Test separation: 16384 bytes: FAIL - too slow Test separation: 32768 bytes: pass Test separation: 65536 bytes: pass Test separation: 131072 bytes: pass Test separation: 262144 bytes: pass Test separation: 524288 bytes: pass Test separation: 1048576 bytes: pass Test separation: 2097152 bytes: pass Test separation: 4194304 bytes: pass Test separation: 8388608 bytes: pass Test separation: 16777216 bytes: pass VM page alias coherency test: minimum fast spacing: 32768 (8 pages)
real 0m0.097s user 0m0.091s sys 0m0.006s rathamahata@test rathamahata $ cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 6 model : 8 model name : AMD Athlon(tm) MP 2200+ stepping : 0 cpu MHz : 1800.967 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse syscall mp mmxext 3dnowext 3dnow bogomips : 3538.94
processor : 1 vendor_id : AuthenticAMD cpu family : 6 model : 8 model name : AMD Athlon(tm) Processor stepping : 0 cpu MHz : 1800.967 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse syscall mp mmxext 3dnowext 3dnow bogomips : 3596.28
-- Best regards, Sergey S. Kostyliov <rathamahata@php4.ru> Public PGP key: http://sysadminday.org.ru/rathamahata.asc - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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