Re: scheduling problem?

Mike Galbraith (mikeg@wen-online.de)
Wed, 3 Jan 2001 12:30:57 +0100 (CET)


On Wed, 3 Jan 2001, Mike Galbraith wrote:

> Feel is _vastly_ improved.

Except while beating on it, I found a way to turn it into a brick.

If I run Christoph Rohland's swptst proggy, interactive disappears
to the point that login while it is running is impossible. ~15 minutes
later I got 'login timed out after 30 seconds'. ~10 minutes after
that, the prompt came back.

-Mike

on other vt..
./swptst 1 48000000 4 12 100

Script started on Wed Jan 3 11:16:46 2001
[root]:# schedctl -R vmstat 1
procs memory swap io system cpu
r b w swpd free buff cache si so bi bo in cs us sy id
1 0 0 17688 105040 396 15400 84 100 515 1117 315 1321 2 50 47
0 0 0 17688 105040 396 15400 0 0 0 0 102 10 0 95 5
0 0 0 17688 105040 396 15400 0 0 0 0 111 8 0 96 4
0 0 0 17688 105040 396 15400 0 0 0 0 106 10 0 94 6
0 0 0 17688 105028 396 15412 12 0 4 0 109 21 0 92 8
0 4 2 85240 1748 184 11996 4024 81876 2014 20512 3122 8444 0 35 65
0 5 3 99064 1432 188 25964 8856 5240 2472 1310 3645 5724 0 5 95
0 5 2 102404 1436 188 29072 4476 9896 1172 2474 880 1594 0 14 86
0 4 2 102404 1460 188 29032 5700 0 1425 0 440 656 1 9 91
0 4 2 114452 1432 188 40996 3224 4392 806 1098 344 523 0 19 81
1 3 3 114452 1432 188 40732 4080 11712 1020 2928 438 1061 0 26 74
1 4 2 189568 1732 184 115060 75948 31108 19811 7777 4840 7186 0 18 82
0 5 2 189568 1436 196 114560 5988 38224 1641 9556 1065 938 0 34 66
0 5 2 192564 1432 196 116960 48712 6416 12235 1604 4913 6910 0 8 92
0 4 1 192564 1432 196 116960 4136 0 1034 0 357 479 0 7 93
1 3 2 192528 1432 196 116968 3284 8 834 2 371 510 0 5 95
2 3 3 192512 1436 184 116972 17772 2452 4561 613 894 1110 0 13 87
4 0 1 14964 24988 188 10068 548 0 787 0 162 137 0 75 25
3 1 2 41356 1404 184 8180 108 35200 792 8800 818 5539 0 53 47
4 2 2 75304 1432 184 9536 204 30896 215 7724 570 1705 0 56 44
1 3 0 99440 1584 184 26304 8512 13972 2128 3493 622 858 0 28 72
0 5 2 114228 1432 184 40880 16708 16464 4206 4116 2633 4967 0 11 89
procs memory swap io system cpu
r b w swpd free buff cache si so bi bo in cs us sy id
1 4 3 115288 1432 184 41732 3600 11000 900 2750 370 832 1 32 67
1 3 1 116576 1432 184 43020 3168 0 792 0 415 561 0 5 95
1 4 2 117940 1580 180 44092 8256 2644 2089 661 1196 1659 0 6 94
1 4 3 117912 1432 180 44236 1960 0 490 0 965 1216 0 9 91
0 5 2 118076 1884 184 43908 1108 1588 283 397 590 747 0 15 85
1 4 2 161668 2300 184 86164 155412 129228 40971 32307 9921 17331 0 23 77
4 2 2 15368 57384 196 10448 46812 3396 13012 849 2707 3139 0 20 80
0 7 2 134100 1460 180 60068 195944 223620 53567 55908 47036 84839 0 12 88
4 1 1 19824 40776 188 14752 195852 199904 52674 49976 45992 77956 0 11 89
0 5 2 142680 1656 184 68304 184740 184356 49300 46089 48109 82885 0 9 91
6 3 0 19384 1404 184 13268 879100 1027052 246649 256793 204487 547788 0 22 78
4 4 1 53712 50064 208 11264 484836 552776 137106 138209 125215 250077 0 18 82
2 6 3 108684 15180 196 52812 398128 462772 111135 115729 53739 351528 1 53 46
4 5 0 54808 45656 256 13984 12880 840 5412 242 1627 2070 3 97 0
0 5 0 22620 104664 220 17392 18216 50944 6685 12746 2394 11021 1 44 56
0 3 0 22528 103264 284 18476 692 0 666 0 254 390 5 18 77
1 1 0 22160 102096 296 19564 536 0 840 0 242 438 7 15 78
0 0 0 22120 102192 316 19932 60 0 320 8 171 333 3 50 48
0 0 0 22120 102192 316 19932 0 0 0 0 101 7 0 96 4
0 0 0 22120 102184 324 19932 0 0 7 0 108 33 0 84 16
0 0 0 22120 102184 324 19932 0 0 0 0 101 7 0 96 4

[root]:# exit
exit

Script done on Wed Jan 3 12:00:31 2001

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