Re: maxlen in onstat -g ioq
Are you system problems in performance?
My system has maxlen very large, but the system has good response. You
can change it adding more queues.
AIO I/O queues:
q name/id len maxlen totalops dskread dskwrite dskcopy
adt 0 0 0 0 0 0 0
msc 0 0 2 58069 0 0 0
aio 0 0 24 219 49 6 0
pio 0 0 1 4731 0 4731 0
lio 0 0 1 3110 0 3110 0
gfd 3 0 8 7066 3422 3644 0
gfd 4 0 112 202169 89638 112531 0
gfd 5 0 41 194038 88102 105936 0
gfd 6 0 55 192371 80850 111521 0
gfd 7 0 128 187608 84874 102734 0
gfd 8 0 1 813 813 0 0
gfd 9 0 33 203425 203413 12 0
gfd 10 0 32 198886 198780 106 0
gfd 11 0 14 196252 196190 62 0
gfd 12 0 86 198763 198600 163 0
gfd 13 0 13 198679 198489 190 0
gfd 14 0 128 200787 200748 39 0
gfd 15 0 16 2183 2128 55 0
gfd 16 0 1 34794 34794 0 0
gfd 17 0 128 126498 126334 164 0
gfd 29 0 127 841461 829821 11640 0
gfd 30 0 112 325396 324879 517 0
gfd 31 0 106 41707 39141 2566 0
gfd 32 0 132 1910109 1901637 8472 0
gfd 33 0 1 157 157 0 0
gfd 34 0 140 680300 673135 7165 0
gfd 35 0 232 2202627 2162781 39846 0
gfd 36 0 55 58294 58294 0 0
gfd 37 0 192 80554 80121 433 0
gfd 38 0 192 1287838 1286963 875 0
gfd 39 0 115 139881 134838 5043 0
gfd 40 0 125 87606 86603 1003 0
gfd 41 0 127 620163 616440 3723 0
gfd 42 0 122 363960 352009 11951 0
gfd 43 0 255 7122922 7084130 38792 0
gfd 44 0 704 3589174 3536748 52426 0
gfd 45 0 200 2925419 2888586 36833 0
gfd 46 0 132 148057 143425 4632 0
gfd 47 0 211 782434 752943 29491 0
gfd 48 0 128 199546 196808 2738 0
gfd 49 0 114 16334 14763 1571 0
gfd 50 0 129 65625 65170 455 0
gfd 51 0 128 57805 56757 1048 0
gfd 52 0 128 230807 228089 2718 0
gfd 53 0 192 2055154 1900232 154922 0
gfd 54 0 128 106497 74096 32401 0
R'diger M'hl escribi':
>Again a performance issue.
>
>When I run onstat -g ioq, I find several AIO I/O
>queues that have high maxlen numbers, even when
>there haven't been too much activities.
>Aren't these numbers too big?
>[How] Can I change that?
>
>(Informix 9.30.UC2 on Linux SLES7)
>
>Many regards,
>
>R'diger
>
>-----
>AIO I/O queues:
>q name/id len maxlen totalops dskread dskwrite dskcopy
> adt 0 0 0 0 0 0 0
> msc 0 0 1 31027 0 0 0
> aio 0 0 47 110 9 2 0
> pio 0 0 1 183842 0 183842 0
> lio 0 0 1 516069 0 516069 0
> gfd 3 0 4 49580 45308 4272 0
> gfd 4 0 151 3276699 3219689 57010 0
> gfd 5 0 1 1988702 1988702 0 0
> gfd 6 0 8 1996296 1996281 15 0
> gfd 7 0 1 2272998 2272998 0 0
> gfd 8 0 30 2850624 2847856 2768 0
> gfd 9 0 150 3078305 3059903 18402 0
> gfd 10 0 150 4642468 4614810 27658 0
> ...
> gfd 18 0 150 486277 245885 240392 0
> ...
>
>
>
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