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

[Mikael Pettersson]

Jamie Lokier writes:
 > 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.

>From a dual Opteron 244 box:

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)
0.08user 0.01system 0:00.08elapsed 101%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (131major+38minor)pagefaults 0swaps

processor	: 0
vendor_id	: AuthenticAMD
cpu family	: 15
model		: 5
model name	: AMD Opteron(tm) Processor 244
stepping	: 1
cpu MHz		: 1791.569
cache size	: 1024 KB
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 clflush mmx fxsr sse sse2 syscall nx mmxext lm 3dnowext 3dnow
bogomips	: 3565.15
TLB size	: 1088 4K pages
clflush size	: 64
address sizes	: 40 bits physical, 48 bits virtual
power management: ts ttp

processor	: 1
vendor_id	: AuthenticAMD
cpu family	: 15
model		: 5
model name	: AMD Opteron(tm) Processor 244
stepping	: 1
cpu MHz		: 1791.569
cache size	: 1024 KB
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 clflush mmx fxsr sse sse2 syscall nx mmxext lm 3dnowext 3dnow
bogomips	: 3578.26
TLB size	: 1088 4K pages
clflush size	: 64
address sizes	: 40 bits physical, 48 bits virtual
power management: ts ttp
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