Initial 6.1 questions
Iasen Kostov
tbyte at otel.net
Tue Jun 13 16:31:06 UTC 2006
On Tue, 2006-06-13 at 09:08 -0700, Danial Thom wrote:
>
> --- Robert Watson <rwatson at FreeBSD.org> wrote:
>
> >
> > On Tue, 13 Jun 2006, Danial Thom wrote:
> >
> > > I'm sorry if I missed it, but I don't believe
> > anyone answered this question:
> > >
> > >> Lastly, is there a utility similar to
> > cpustat in
> > >
> > >> DragonflyBSD which shows the per-cpu usage
> > stats?
> > >
> > > I need to gauge the efficiency of SMP for a
> > particular application, and also
> > > have some way of measuring the effects of
> > code changes.
> >
> > I didn't answer it because I don't know what
> > output cpustat provides. What
> > output does cpustat provide on DragonflyBSD?
>
> Its a simple output such as:
>
> CPU-0 state: 14.00% user, 0.00% nice, 2.00%
> sys, 6.00% intr, 78.00% idle
> CPU-1 state: 4.00% user, 0.00% nice, 17.00%
> sys, 2.00% intr, 77.00% idle
>
> Of course, hp-ux type output for top would be
> ideal:
>
> Load averages: 0.27, 0.28, 0.28
> 203 processes: 186 sleeping, 17 running
> Cpu states:
> CPU LOAD USER NICE SYS IDLE BLOCK
> SWAIT INTR SSYS
> 0 0.05 0.0% 0.0% 0.0% 100.0% 0.0%
> 0.0% 0.0% 0.0%
> 1 0.92 0.0% 0.0% 0.0% 100.0% 0.0%
> 0.0% 0.0% 0.0%
> 2 0.03 0.0% 0.0% 0.0% 100.0% 0.0%
> 0.0% 0.0% 0.0%
> 3 0.08 0.0% 0.0% 0.0% 100.0% 0.0%
> 0.0% 0.0% 0.0%
> --- ---- ----- ----- ----- ----- -----
> ----- ----- -----
> avg 0.27 0.0% 0.0% 0.0% 100.0% 0.0%
> 0.0% 0.0% 0.0%
>
> What is the plan for FreeBSD, as I don't see that
> top shows any distribution among cpus?
>
Probably You've missed the -S option:
last pid: 37969; load averages: 1.85, 1.92, 2.20
up 1+02:28:38 19:29:53
336 processes: 9 running, 311 sleeping, 1 zombie, 15 waiting
CPU states: 25.0% user, 1.5% nice, 20.6% system, 1.5% interrupt, 51.5%
idle
Mem: 1945M Active, 2793M Inact, 1008M Wired, 307M Cache, 214M Buf, 1690M
Free
Swap: 4096M Total, 408K Used, 4095M Free
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU
COMMAND
14 root 1 171 52 0K 16K RUN 0 19.2H 62.99% idle:
cpu0
13 root 1 171 52 0K 16K RUN 1 810:43 61.77% idle:
cpu1
11 root 1 171 52 0K 16K RUN 3 17.6H 61.52% idle:
cpu3
12 root 1 171 52 0K 16K RUN 2 931:34 60.99% idle:
cpu2
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