On 1 Aug 2002, Steven Cole wrote:
> Here are some dbench numbers, from the "for what it's worth" department.
> This was done with SMP kernels, on a dual p3 box, SCSI disk, ext2.
> The first column is dbench clients. The numbers are throughput
> in MB/sec. The 2.5.29 kernel had a few RR-supplied smp fixes.
> Looks like for this limited test, 2.4.19-rc5 holds up pretty well.
> I've also ran this set of tests several times on -rc5 using ext3
> and data=writeback, and everything looks fine.
>
> Steven
Call me an optimist, but after all the reliability problems we had win the
2.5 series, I sort of hoped it would be better in performance, not
increasingly worse. Am I misreading this? Can we fall back to the faster
2.4 code :-(
> 2.4.19-rc2 2.4.19-rc5 2.5.29
>
> 1 114.616 113.402 112.668
> 2 173.234 183.829 175.148
> 3 185.995 187.411 184.63
> 4 185.447 186.891 188.199
> 6 191.115 191.439 191.787
> 8 191.962 191.551 191.53
> 10 192.984 194.036 194.923
> 12 183.847 185.73 195.328
> 16 183.609 183.439 196.224
> 20 181.519 179.956 193.681
> 24 183.509 183.387 194.09
> 28 176.04 175.832 169.326
> 32 174.583 163.09 137.815
> 36 155.04 164.154 121.861
> 40 155.37 156.028 102.014
> 44 152.546 138.171 91.6088
> 48 146.419 135.447 84.3884
> 52 139.788 125.968 89.2374
> 56 113.933 122.592 81.021
> 64 110.792 106.484 84.648
> 80 87.4692 60.6054
> 96 87.7201 57.9622
> 112 74.9503 49.468
> 128 67.2649 47.0254
-- bill davidsen <davidsen@tmr.com> CTO, TMR Associates, Inc Doing interesting things with little computers since 1979.- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Wed Aug 07 2002 - 22:00:29 EST