lkml.org 
[lkml]   [2003]   [Jun]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [BENCHMARK] AIM7 fserver regressed in 2.5.70*


rwhron@earthlink.net wrote:

>Summary:
>AIM7 fileserver workload behaviour changed with 2.5.70.
>At low task counts (load average), 2.5.70* takes 40%
>longer than 2.5.69. As task count increases, regression
>disappears.
>
>Hardware has (4) 700 mhz P3 Xeons.
>3.75 GB RAM
>RAID 0 LUN (hardware raid)
>
>Background:
>AIM7 fserver is the only regressed workload. In general,
>2.5.70* has better numbers than 2.5.69* for a variety of
>benchmarks.
>
>
[snip]

>AIM7 fserver workload
>kernel Tasks Jobs/Min Real CPU
>2.5.69 4 120.9 200.5 32.8
>2.5.69-bk1 4 122.3 198.2 33.8
>2.5.69-mm3 4 122.3 198.3 37.9
>2.5.69-mm5 4 124.0 195.5 38.0
>
^^^^^^
I think this was the last kernel Joel tested before a
similar magnitude dropoff in WimMark performance.

>
>2.5.70 4 79.0 306.9 34.2
>2.5.70-mjb1 4 83.4 290.8 33.6
>2.5.70-mm3 4 71.7 338.0 34.9
>2.5.70-mm4 4 73.9 328.0 33.9
>
>

I don't know what sort of disk IO fserver does, but it
could be the same problem.

-
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/

\
 
 \ /
  Last update: 2005-03-22 13:36    [W:0.031 / U:0.004 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site