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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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