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DateWed, 1 Oct 2003 03:19:05 -0400
From"Murray J. Root" <>
SubjectRe: 2.6.0-test6 scheduling(?) oddness
On Tue, Sep 30, 2003 at 11:53:17PM -0700, Andrew Morton wrote:
> "Murray J. Root" <murrayr@brain.org> wrote:
> >
> 
>  (the linux-kernel email convention is "reply to all", btw)
> 
> >  test6 goes from 30 mins to 24 mins - still worse than test5 by a lot.
> 
> What sort of context switch rate are you seeing during this run?  Running
> `vmstat 1' will tell.

I have no idea how to read it, but the lines look like this. 

Without render to screen:

procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us sy id wa
 3  0  12264   6572  79004 747208    0    0     0     0 1032  1712 99  1  0  0
 2  0  12264   6444  79004 747336    0    0   128     0 1028  1654 99  1  0  0
 2  0  12264   6444  79004 747336    0    0     0     0 1041  1679 99  1  0  0
 2  0  12264   6316  79004 747464    0    0   128     0 1024  1638 98  2  0  0
 2  0  12264   6252  79040 747464    0    0     0   124 1089  1650 99  1  0  0
 1  0  12264   6124  79040 747592    0    0   128     0 1073  1679 99  1  0  0
 3  0  12264   6124  79040 747592    0    0     0     0 1025  1689 99  1  0  0
 2  0  12264   6124  79040 747592    0    0     0     0 1130  1691 99  1  0  0
 1  0  12264   5996  79040 747720    0    0   128     0 1149  1684 98  2  0  0
 2  0  12264   5996  79076 747720    0    0     0    64 1095  1720 100  0  0  0
 1  0  12264   5868  79076 747848    0    0   128     0 1205  2002 98  2  0  0

with render to screen:

procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us sy id wa
 6  0  12264   8988  79528 744060    0    0    42    50   13   159 24  1 75  1
 1  0  12264   8988  79616 744060    0    0     0   164 1050  1830 99  1  0  0
 3  0  12264   8988  79616 744076    0    0    16     0 1031  1763 98  2  0  0
 1  0  12264   8988  79616 744076    0    0     0     0 1025  1771 99  1  0  0
 1  0  12264   8620  79616 744440    0    0   364     0 1059  1781 99  1  0  0
 2  0  12264   8620  79616 744440    0    0     0     0 1029  1721 99  1  0  0
 1  0  12264   8620  79652 744440    0    0     0    64 1035  1742 98  2  0  0
 3  0  12264   8492  79652 744568    0    0   128     0 1028  1703 99  1  0  0
 2  0  12264   8492  79652 744568    0    0     0     0 1028  1690 99  1  0  0
 3  0  12264   8364  79652 744696    0    0   128     0 1029  1727 97  3  0  0
 1  0  12264   8364  79652 744696    0    0     0     0 1023  1670 99  1  0  0
 1  0  12264   8236  79688 744824    0    0   128    64 1036  1705 99  1  0  0
 1  0  12264   8236  79688 744824    0    0     0     0 1024  1657 99  1  0  0
 2  0  12264   8108  79688 744952    0    0   128     0 1031  1658 98  2  0  0

Render ended:

 0  0  12264   6952  80948 745608    0    0     0   136 1044  1819 17  2 81  0
procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us sy id wa
 1  0  12264   6812  80948 745736    0    0   128     0 1025  1571  2  0 98  0
 2  0  12264   6812  80948 745736    0    0     0     0 1050  1532  1  1 98  0
 0  0  12264   6812  80948 745736    0    0     0     0 1172  1639  1  1 98  0
 0  0  12264   6672  80948 745864    0    0   128     0 1199  1659  3  0 97  0
 0  0  12264   6688  80972 745864    0    0     0    64 1110  1621  1  1 98  0
 0  0  12264   6688  80972 745864    0    0     0     0 1024  1582  2  0 98  0
 0  0  12264   6576  80972 745992    0    0   128     0 1024  1547  0  1 99  0
 0  0  12264   6576  80972 745992    0    0     0     0 1042  1574  2  0 98  0
-- 
Murray J. Root

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