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SubjectRe: x86, ARM, PARISC, PPC, MIPS and Sparc folks please run this
On Fri, Aug 29, 2003 at 06:35:10AM +0100, Jamie Lokier wrote:
> 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.

Results for Alpha, IA64, MIPS, ARM, PARISC, PPC, MIPSEL, X86, SPARC

If you care, I also have freebsd (v2, v3, v4), netbsd 1.5, openbsd 3.0 (all
bsd systems are x86, mostly celerons), hpux 10.20, sco, solaris, solaris/x86,
Irix, MacOS X, AIX, Tru64 and probably some others.

====== alpha.bitmover.com ======
Test separation: 8192 bytes: pass
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: all sizes passed
Linux alpha.bitmover.com 2.4.21-pre5 #2 Thu Mar 20 07:54:03 PST 2003 alpha unknown
cpu : Alpha
cpu model : EV56
cpu variation : 7
cpu revision : 0
cpu serial number :
system type : EB164
system variation : PC164
system revision : 0
system serial number :
cycle frequency [Hz] : 500000000
timer frequency [Hz] : 1024.00
page size [bytes] : 8192
phys. address bits : 40
max. addr. space # : 127
BogoMIPS : 992.88
kernel unaligned acc : 0 (pc=0,va=0)
user unaligned acc : 0 (pc=0,va=0)
platform string : Digital AlphaPC 164 500 MHz
cpus detected : 1
====== ia64.bitmover.com ======
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: all sizes passed
Linux ia64.bitmover.com 2.4.9-18smp #1 SMP Tue Dec 11 12:59:00 EST 2001 ia64 unknown
processor : 0
vendor : GenuineIntel
arch : IA-64
family : Itanium
model : 0
revision : 7
archrev : 0
features : standard
cpu number : 0
cpu regs : 4
cpu MHz : 799.486992
itc MHz : 799.486992
BogoMIPS : 796.91
processor : 1
vendor : GenuineIntel
arch : IA-64
family : Itanium
model : 0
revision : 7
archrev : 0
features : standard
cpu number : 0
cpu regs : 4
cpu MHz : 799.486992
itc MHz : 799.486992
BogoMIPS : 796.91


====== mips.bitmover.com ======
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)
Linux mips 2.4.18-r4k-ip22 #1 Sun Jun 23 15:30:50 CEST 2002 mips unknown
system type : SGI Indy
processor : 0
cpu model : R4000SC V6.0 FPU V0.0
BogoMIPS : 86.83
byteorder : big endian
wait instruction : no
microsecond timers : yes
tlb_entries : 48
extra interrupt vector : no
hardware watchpoint : yes
VCED exceptions : 2955114
VCEI exceptions : 0
====== netwinder.bitmover.com ======
Test separation: 4096 bytes: FAIL - cache not coherent
Test separation: 8192 bytes: FAIL - cache not coherent
Test separation: 16384 bytes: FAIL - cache not coherent
Test separation: 32768 bytes: FAIL - cache not coherent
Test separation: 65536 bytes: FAIL - cache not coherent
Test separation: 131072 bytes: FAIL - cache not coherent
Test separation: 262144 bytes: FAIL - cache not coherent
Test separation: 524288 bytes: FAIL - cache not coherent
Test separation: 1048576 bytes: FAIL - cache not coherent
Test separation: 2097152 bytes: FAIL - cache not coherent
Test separation: 4194304 bytes: FAIL - cache not coherent
Test separation: 8388608 bytes: FAIL - cache not coherent
Test separation: 16777216 bytes: FAIL - cache not coherent
VM page alias coherency test: failed; will use copy buffers instead
Linux netwinder 2.2.12-19991020 #1 Wed Oct 20 13:09:07 EDT 1999 armv4l unknown
Processor : Intel sa110 rev 3
BogoMips : 262.14
Hardware : Rebel-NetWinder
Serial # : 3464
Revision : 52ff
====== parisc.bitmover.com ======
Test separation: 4096 bytes: FAIL - cache not coherent
Test separation: 8192 bytes: FAIL - cache not coherent
Test separation: 16384 bytes: FAIL - cache not coherent
Test separation: 32768 bytes: FAIL - cache not coherent
Test separation: 65536 bytes: FAIL - cache not coherent
Test separation: 131072 bytes: FAIL - cache not coherent
Test separation: 262144 bytes: FAIL - store buffer not coherent
Test separation: 524288 bytes: FAIL - store buffer not coherent
Test separation: 1048576 bytes: FAIL - store buffer not coherent
Test separation: 2097152 bytes: FAIL - store buffer not coherent
Test separation: 4194304 bytes: pass
Test separation: 8388608 bytes: pass
Test separation: 16777216 bytes: pass
VM page alias coherency test: minimum fast spacing: 4194304 (1024 pages)
Linux parisc 2.4.17-64 #1 Sat Mar 16 17:31:44 MST 2002 parisc64 unknown
processor : 0
cpu family : PA-RISC 2.0
cpu : PA8600 (PCX-W+)
cpu MHz : 550.000000
model : 9000/800/A500-5X
model name : Crescendo 550
hversion : 0x00005d50
sversion : 0x00000491
I-cache : 512 KB
D-cache : 1024 KB (WB)
ITLB entries : 160
DTLB entries : 160 - shared with ITLB
bogomips : 1097.72
software id : 580790518

====== ppc.bitmover.com ======
Test separation: 4096 bytes: pass
Test separation: 8192 bytes: pass
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: all sizes passed
Linux ppc.bitmover.com 2.4.6-pre2 #2 Sun Jun 10 20:21:17 PDT 2001 ppc unknown
processor : 0
cpu : 750
temperature : 0 C
clock : 333MHz
revision : 2.2
bogomips : 665.69
zero pages : total: 0 (0Kb) current: 0 (0Kb) hits: 0/0 (0%)
machine : iMac,1
motherboard : iMac MacRISC Power Macintosh
L2 cache : 512K unified
memory : 160MB
pmac-generation : NewWorld
====== qube.bitmover.com ======
Test separation: 4096 bytes: FAIL - cache not coherent
Test separation: 8192 bytes: FAIL - cache not coherent
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)
0.31user 0.10system 0:00.40elapsed 100%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (116major+34minor)pagefaults 0swaps
Linux qube.bitmover.com 2.0.34 #1 Thu Jan 28 03:03:03 PST 1999 mips unknown
cpu : MIPS
cpu model : Nevada V10.0
system type : Cobalt Microserver 27
BogoMIPS : 249.86
byteorder : little endian
unaligned accesses : 16
wait instruction : yes
microsecond timers : yes
extra interrupt vector : yes
hardware watchpoint : no
====== redhat71.bitmover.com ======
Test separation: 4096 bytes: pass
Test separation: 8192 bytes: pass
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: all sizes passed
Linux redhat71.bitmover.com 2.4.2-2 #1 Sun Apr 8 20:41:30 EDT 2001 i686 unknown
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 6
model name : Celeron (Mendocino)
stepping : 5
cpu MHz : 467.739
cache size : 128 KB
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 2
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat pse36 mmx fxsr
bogomips : 933.88

====== sparc.bitmover.com ======
Test separation: 8192 bytes: FAIL - cache not coherent
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 (2 pages)
0.29user 0.02system 0:00.31elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (107major+36minor)pagefaults 0swaps
Linux sparc.bitmover.com 2.2.18 #2 Thu Dec 21 18:53:16 PST 2000 sparc64 unknown
cpu : TI UltraSparc IIi
fpu : UltraSparc IIi integrated FPU
promlib : Version 3 Revision 11
prom : 3.11.12
type : sun4u
ncpus probed : 1
ncpus active : 1
BogoMips : 539.03
MMU Type : Spitfire
--
---
Larry McVoy lm at bitmover.com http://www.bitmover.com/lm
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