Re: x86, ARM, PARISC, PPC, MIPS and Sparc folks please run this

From: CaT
Date: Fri Aug 29 2003 - 05:38:40 EST


On Fri, Aug 29, 2003 at 06:35:10AM +0100, Jamie Lokier wrote:
> gcc -o test test.c -O2
> time ./test
> cat /proc/cpuinfo

Forgot about this one. :/

$ time ./coherencytest
Test separation: 4096 bytes: FAIL - too slow
Test separation: 8192 bytes: FAIL - too slow
Test separation: 16384 bytes: pass
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: 16384 (4 pages)

real 0m0.543s
user 0m0.230s
sys 0m0.020s
$ cat /proc/cpuinfo
processor : 0
vendor_id : AuthenticAMD
cpu family : 5
model : 8
model name : AMD-K6(tm) 3D processor
stepping : 12
cpu MHz : 300.691
cache size : 64 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 mce cx8 pge mmx syscall 3dnow k6_mtrr
bogomips : 599.65

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other day," he said.
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