Re: scheduling problems in X with 2.6.0

From: martin f krafft
Date: Wed Jan 07 2004 - 12:48:54 EST


also sprach Nick Piggin <piggin@xxxxxxxxxxxxxxx> [2004.01.07.1630 +0100]:
> Can you post 20 or so lines of 'vmstat 1' captured while the problem is
> happening? See if you can see which lines correspond to X freezing (ie.
> watch the xterm), but that might be impossible if everything freezes.

procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
r b swpd free buff cache si so bi bo in cs us sy id wa
2 2 0 1137424 235064 456972 0 0 736 712 4303 8686 15 6 17 62
0 3 0 1135696 236116 457008 0 0 1000 688 4321 8004 11 15 14 61
2 2 0 1132336 237724 457304 0 0 1508 40 4475 10604 25 12 19 44
1 2 0 1129008 238852 457400 0 0 1036 1616 4476 9232 17 11 13 59
1 2 0 1125488 240740 457552 0 0 1836 1408 4509 9179 15 10 4 72
0 3 0 1121328 243212 457732 0 0 2340 988 4634 11376 27 14 12 47
2 5 0 1117744 245336 457920 0 0 2040 44 4538 9344 17 17 16 51
1 1 0 1115632 246228 458116 0 0 776 784 4339 9230 22 9 5 63
0 3 0 1112624 247448 458256 0 0 1108 1424 4456 9141 22 10 22 46
1 5 0 1110896 248104 458416 0 0 576 536 4294 8767 18 8 6 68
3 1 0 1107728 250068 458492 0 0 1876 792 4626 9652 20 10 23 47
1 2 0 1105872 251028 458620 0 0 916 1236 4399 8839 16 17 19 48
0 2 0 1102224 253096 458864 0 0 1956 500 4583 9880 29 11 13 49
2 1 0 1098896 255128 459008 0 0 1972 464 4628 9729 18 8 23 51
0 2 0 1096448 256500 459132 0 0 1316 920 4476 9485 18 10 3 71
0 3 0 1094016 257884 459244 0 0 1280 1004 4467 9896 23 9 8 59
0 3 0 1091328 258800 459416 0 0 848 824 4316 8754 17 17 12 53
1 2 0 1087744 260236 459476 0 0 1392 28 4447 9077 13 8 16 62
0 2 0 1086096 261028 459704 0 0 692 788 4226 8918 24 8 12 56
0 3 0 1085776 261284 459652 0 0 256 760 4200 7934 6 4 29 63
4 2 0 1083632 262220 459872 0 0 796 504 4321 9680 29 10 10 51
0 3 0 1082800 262924 459848 0 0 704 456 4227 7885 6 13 17 64
2 2 0 1081824 263500 460020 0 0 512 28 4228 9024 19 6 13 62
1 2 0 1080608 264360 460044 0 0 824 388 4238 9320 14 7 13 66
2 2 0 1079648 264964 460188 0 0 544 388 4260 8962 19 7 13 60
0 2 0 1078160 265800 460304 0 0 808 360 4264 8831 15 9 28 48

Although I can't see a clear pattern of when exactly it froze, it
definitely froze everytime right before outputting a line with
r > 1. Sometimes, it also froze when r == 1 and sometimes even with
r == 0.

Thanks!

--
martin; (greetings from the heart of the sun.)
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