Messages in this thread | | | Date | Mon, 24 Mar 2003 14:04:30 -0800 | From | "Martin J. Bligh" <> | Subject | Re: lmbench results for 2.4 and 2.5 -- updated results |
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>> > I presume it does 100 iterations of a test (like fork latency?). Or does >> > it just do one? Can I make it do 1,000,000 iterations or something >> > fairly easily ? ;-) I didn't really look closely, just apt-get install >> > lmbench ... >> >> Yes, that is something I've wanted several times. Just a way to say "run >> this test for ever so I can profile the thing". >> >> Even a sleazy environment string would suffice. > > It's been there, I suppose you need to read the source to figure it out > though the lmbench script also plays with this I believe.
Yay! Thank you.
> work ~/LMbench2/bin/i686-pc-linux-gnu ENOUGH=1000000 time bw_pipe > Pipe bandwidth: 655.37 MB/sec > real 0m23.411s > user 0m0.480s > sys 0m1.180s > > work ~/LMbench2/bin/i686-pc-linux-gnu time bw_pipe > Pipe bandwidth: 809.81 MB/sec > > real 0m2.821s > user 0m0.480s > sys 0m1.180s
Mmmm. Any idea why the results are so dramtically different? 655 vs 809? Looks odd ;-)
m.
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