Re: Long pauses (IO?) whilst ripping DVDs

From: Martin J. Bligh
Date: Sat Jan 03 2004 - 14:55:53 EST

OK, here's a capture of data from when the system is being a little bit
slow to respond, though nothing as bad as I'd managed to recreate earlier.
There's a vmstat 5, mixed with a grab of some fields from /proc/meminfo,
and the dentry_cache from slabinfo (every 5 seconds).

M.

3 0 0 0 3516 217260 93480 0 0 384 139 1017 9551 96 4 0
MemTotal: 513060 kB
MemFree: 3068 kB
Buffers: 217644 kB
Cached: 93616 kB
Active: 363024 kB
Inactive: 121000 kB
Dirty: 1256 kB
Slab: 20628 kB
dentry_cache 6969 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
5 0 0 0 3516 216776 93956 0 0 487 142 1010 9285 96 4 0
MemTotal: 513060 kB
MemFree: 3132 kB
Buffers: 217160 kB
Cached: 94068 kB
Active: 361808 kB
Inactive: 122188 kB
Dirty: 1852 kB
Slab: 20588 kB
dentry_cache 6969 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
6 0 0 0 3132 217912 93320 0 0 384 88 1012 10023 95 5 0
MemTotal: 513060 kB
MemFree: 3580 kB
Buffers: 217404 kB
Cached: 93312 kB
Active: 367352 kB
Inactive: 116136 kB
Dirty: 2480 kB
Slab: 20572 kB
dentry_cache 6969 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
4 0 0 0 3580 217388 93420 0 0 384 146 1008 9426 97 3 0
MemTotal: 513060 kB
MemFree: 3132 kB
Buffers: 217772 kB
Cached: 93540 kB
Active: 366492 kB
Inactive: 117592 kB
Dirty: 3104 kB
Slab: 20508 kB
dentry_cache 6969 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
procs memory swap io system cpu
r b w swpd free buff cache si so bi bo in cs us sy id
6 0 0 0 3068 217712 93684 0 0 384 263 1044 9347 96 4 0
MemTotal: 513060 kB
MemFree: 3452 kB
Buffers: 216740 kB
Cached: 94224 kB
Active: 364408 kB
Inactive: 119300 kB
Dirty: 3764 kB
Slab: 20472 kB
dentry_cache 7087 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
3 0 0 0 3388 216740 94224 0 0 384 140 1008 9362 96 4 0
7 0 0 0 3132 216672 94732 0 0 385 180 1035 10069 95 5 0
MemTotal: 513060 kB
MemFree: 3132 kB
Buffers: 216672 kB
Cached: 94740 kB
Active: 370508 kB
Inactive: 113648 kB
Dirty: 120 kB
Slab: 20432 kB
dentry_cache 7039 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
7 0 0 0 3516 215996 94992 0 0 410 114 1047 9273 97 3 0
MemTotal: 513060 kB
MemFree: 3516 kB
Buffers: 215996 kB
Cached: 95000 kB
Active: 368980 kB
Inactive: 114760 kB
Dirty: 712 kB
Slab: 20416 kB
dentry_cache 7039 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
5 0 0 0 3004 216720 94808 0 0 384 109 1047 8724 97 3 0
MemTotal: 513060 kB
MemFree: 3004 kB
Buffers: 216720 kB
Cached: 94812 kB
Active: 367984 kB
Inactive: 116328 kB
Dirty: 1280 kB
Slab: 20388 kB
dentry_cache 6991 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
4 1 0 0 3580 215780 95168 0 0 385 141 1064 9814 95 5 0
MemTotal: 513060 kB
MemFree: 3580 kB
Buffers: 215780 kB
Cached: 95180 kB
Active: 373840 kB
Inactive: 109896 kB
Dirty: 1848 kB
Slab: 20344 kB
dentry_cache 6991 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
3 0 0 0 3580 215240 95612 0 0 384 162 1088 9067 96 4 0
MemTotal: 513060 kB
MemFree: 3580 kB
Buffers: 215240 kB
Cached: 95640 kB
Active: 372108 kB
Inactive: 111524 kB
Dirty: 2396 kB
Slab: 20332 kB
dentry_cache 6981 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
6 0 0 0 3132 215536 95956 0 0 384 142 1092 9009 96 4 0
MemTotal: 513060 kB
MemFree: 3132 kB
Buffers: 215536 kB
Cached: 95964 kB
Active: 371216 kB
Inactive: 113040 kB
Dirty: 2888 kB
Slab: 20328 kB
4 1 0 0 3180 215376 96120 0 0 385 134 1120 8516 96 4 0
7 0 0 0 3892 214932 95792 0 0 307 122 1133 9362 95 5 0
dentry_cache 7045 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
3 0 0 0 3252 215608 95836 0 0 384 157 1090 9001 96 4 0
MemTotal: 513060 kB
MemFree: 3132 kB
Buffers: 215248 kB
Cached: 96364 kB
Active: 373324 kB
Inactive: 111048 kB
Dirty: 1372 kB
Slab: 20160 kB
dentry_cache 6986 13848 160 24 1 : tunables 240 120 0 : slabdata 577 577 0
4 0 0 0 3132 215248 96364 0 0 486 121 1013 9666 96 4 0
MemTotal: 513060 kB
MemFree: 3580 kB
Buffers: 214292 kB
Cached: 96856 kB
Active: 371812 kB
Inactive: 112104 kB
Dirty: 1988 kB
Slab: 20132 kB
dentry_cache 6973 13824 160 24 1 : tunables 240 120 0 : slabdata 576 576 0
4 0 0 0 3516 214292 96868 0 0 385 142 1016 9716 96 4 0
5 0 0 0 3132 214212 97448 0 0 384 97 1012 9989 95 5 0
MemTotal: 513060 kB
MemFree: 3132 kB
Buffers: 214212 kB
Cached: 97448 kB
Active: 378272 kB
Inactive: 106156 kB
Dirty: 2596 kB
Slab: 20136 kB
dentry_cache 6973 13824 160 24 1 : tunables 240 120 0 : slabdata 576 576 0
7 0 0 0 3516 213268 98032 0 0 384 122 1053 9592 96 4 0
MemTotal: 513060 kB
MemFree: 3068 kB
Buffers: 213652 kB
Cached: 98136 kB
Active: 376808 kB
Inactive: 107752 kB
Dirty: 3264 kB
Slab: 20084 kB
dentry_cache 6925 13824 160 24 1 : tunables 240 120 0 : slabdata 576 576 0
4 0 0 0 3068 213220 98620 0 0 384 229 1011 9324 96 4 0
MemTotal: 513060 kB
MemFree: 3196 kB
Buffers: 213064 kB
Cached: 98668 kB
Active: 375136 kB
Inactive: 109364 kB
Dirty: 272 kB
Slab: 20056 kB
dentry_cache 6877 13824 160 24 1 : tunables 240 120 0 : slabdata 576 576 0
5 0 0 0 2940 214224 97712 0 0 487 75 1015 10150 96 4 0
MemTotal: 513060 kB
MemFree: 3580 kB
Buffers: 213572 kB
Cached: 97676 kB
Active: 380592 kB
Inactive: 103428 kB
Dirty: 856 kB
Slab: 20048 kB
dentry_cache 6877 13824 160 24 1 : tunables 240 120 0 : slabdata 576 576 0
5 0 0 0 4284 212984 97660 0 0 358 141 1011 9356 96 4 0
MemTotal: 513060 kB
MemFree: 3452 kB
Buffers: 213752 kB
Cached: 97768 kB
Active: 379736 kB
Inactive: 104556 kB
Dirty: 1516 kB
Slab: 20004 kB
dentry_cache 6829 13800 160 24 1 : tunables 240 120 0 : slabdata 575 575 0
5 0 0 0 3132 213588 98224 0 0 486 133 1025 9466 97 3 0
MemTotal: 513060 kB
MemFree: 3004 kB
Buffers: 213596 kB
Cached: 98344 kB
Active: 378700 kB
Inactive: 106016 kB
Dirty: 2160 kB
Slab: 19972 kB
dentry_cache 6781 13800 160 24 1 : tunables 240 120 0 : slabdata 575 575 0
3 0 0 0 3452 212884 98568 0 0 385 111 1034 9482 96 4 0
5 1 0 0 3196 212700 99124 0 0 384 139 1011 10499 96 4 0
MemTotal: 513060 kB
MemFree: 3132 kB
Buffers: 212700 kB
Cached: 99124 kB
Active: 383052 kB
Inactive: 101552 kB
Dirty: 3236 kB
Slab: 19976 kB
dentry_cache 6733 13800 160 24 1 : tunables 240 120 0 : slabdata 575 575 0
procs memory swap io system cpu
r b w swpd free buff cache si so bi bo in cs us sy id
4 0 0 0 3580 211712 99664 0 0 384 271 1057 9218 96 4 0
MemTotal: 513060 kB
MemFree: 3580 kB
Buffers: 211712 kB
Cached: 99676 kB
Active: 381532 kB
Inactive: 102636 kB
Dirty: 180 kB
Slab: 19904 kB
dentry_cache 6721 13800 160 24 1 : tunables 240 120 0 : slabdata 575 575 0
5 0 0 0 3060 211684 100180 0 0 386 149 1010 9284 97 3 0
MemTotal: 513060 kB
MemFree: 3060 kB
Buffers: 211688 kB
Cached: 100180 kB
Active: 380560 kB
Inactive: 104176 kB
Dirty: 844 kB
Slab: 19912 kB
dentry_cache 6835 13800 160 24 1 : tunables 240 120 0 : slabdata 575 575 0
4 0 0 0 3636 211812 99488 0 0 389 142 1009 9396 96 4 0
MemTotal: 513060 kB
MemFree: 3636 kB
Buffers: 211812 kB
Cached: 99504 kB
Active: 383504 kB
Inactive: 100596 kB
Dirty: 1452 kB
Slab: 19912 kB
dentry_cache 6835 13800 160 24 1 : tunables 240 120 0 : slabdata 575 575 0
5 0 0 0 3812 211472 99664 0 0 307 117 1179 9565 95 5 0
MemTotal: 513060 kB
MemFree: 3812 kB
Buffers: 211472 kB
Cached: 99684 kB
Active: 385308 kB
Inactive: 98632 kB
Dirty: 1980 kB
Slab: 19976 kB
dentry_cache 6787 13800 160 24 1 : tunables 240 120 0 : slabdata 575 575 0
4 0 0 0 3396 212056 99884 0 0 461 118 1036 9283 96 4 0

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/