Re: Anticipatory prefaulting in the page fault handler V1

Christoph Lameter
2004-12-09T19:32:07Z

On Wed, 8 Dec 2004, Martin J. Bligh wrote:

> I tried benchmarking it ... but processes just segfault all the time.
> Any chance you could try it out on SMP ia32 system?

I tried it on my i386 system and it works fine. Sorry about the puny
memory sizes (the system is a PIII-450 with 384k memory)

clameter@schroedinger:~/pfault/code$ ./pft -t -b256000 -r3 -f1
Gb Rep Threads User System Wall flt/cpu/s fault/wsec
0 3 1 0.000s 0.004s 0.000s 37407.481 29200.500
0 3 2 0.002s 0.002s 0.000s 31177.059 27227.723

clameter@schroedinger:~/pfault/code$ uname -a
Linux schroedinger 2.6.10-rc3-bk3-prezero #8 SMP Wed Dec 8 15:22:28 PST
2004 i686 GNU/Linux

Could you send me your .config?