This is the wrong forum for general purpose performance tuning. So I won't continue this much farther. Notice the huge number of icsw, that is a bigger symptom than locks. -- richard
On Mar 25, 2012, at 6:24 AM, Aubrey Li wrote: > SET minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl > sze > 0 35140 0 2380 59742 19476 93056 30906 32919 256336 1104 967806 > 65 35 0 0 32 > SET minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl > sze > 0 36044 0 3268 61910 19482 96287 32121 32844 245293 1122 954150 > 64 36 0 0 32 > SET minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl > sze > 0 36516 0 3900 61459 19478 95502 31256 35345 221473 1106 932210 > 66 34 0 0 32 > SET minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl > sze > 0 35791 0 3544 60751 19371 97982 31158 33920 209179 3115 859644 > 64 36 0 0 32 > SET minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl > sze > 0 38317 0 4892 63046 19566 97316 31688 38100 220262 2058 915555 > 65 35 0 0 32 > SET minf mjf xcal intr ithr csw icsw migr smtx srw syscl usr sys wt idl > sze > 0 36408 0 3154 60766 19393 94343 31244 35582 248314 811 980967 > 65 35 0 0 32 -- DTrace Conference, April 3, 2012, http://wiki.smartos.org/display/DOC/dtrace.conf ZFS Performance and Training richard.ell...@richardelling.com +1-760-896-4422
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