On Sat, Feb 09, 2013 at 04:24:19PM -0200, Carlos Henrique Reimer wrote:
> processors. vmstat r column "run queue" usually indicates values higher
> than 2 and less than 5 but "Load Average" values from top, sar -q and other
> commands show always values less than 1.
>
> Should not these values be higher than 16 on a box with 16 processors to
> confirm a CPU constraint?
If you have single-threaded processes then that process could chew up 100%
of a single core but not be able to run any faster. The load average
would only be 1.
Load average is a poor measure; look at %idle on each core. If you see
one core with 0% idle then something is maxed out.
--
rgds
Stephen
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