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Date:      Wed, 23 Sep 1998 00:46:35 +0800
From:      Peter Wemm <peter@netplex.com.au>
To:        Steve Passe <smp@csn.net>
Cc:        Frank Nobis <fn@radio-do.de>, freebsd-smp@FreeBSD.ORG, freebsd-current@FreeBSD.ORG
Subject:   Re: Weired top display at smp current kernel from today 
Message-ID:  <199809221646.AAA08321@spinner.netplex.com.au>
In-Reply-To: Your message of "Mon, 21 Sep 1998 09:30:29 CST." <199809211530.JAA09435@Ilsa.StevesCafe.com> 

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Steve Passe wrote:
> Hi,
> > Running a mkae world -j4 I noticed only 50% idle time during the make.
> > 
> > Running just two programs whit a busy loop gives that output fron top
> > ...
> > Is this a bug in top? Can someone reproduce that?
> > 
> > pig is simply 'for(;;) i++;'
> > 
> 
> ---
> running two copies of pig:
> 
> last pid: 22687;  load averages:  1.30,  0.60,  0.27                   09:25:
    16
> 29 processes:  3 running, 26 sleeping
> CPU states: 99.8% user,  0.0% nice,  0.2% system,  0.0% interrupt,  0.0% idle
> Mem: 18M Active, 20M Inact, 50M Wired, 236M Cache, 7916K Buf, 180M Free
> Swap: 300M Total, 300M Free
> 
>   PID USERNAME PRI NICE  SIZE    RES STATE  C   TIME   WCPU    CPU COMMAND
> 22682 root     105   0   748K   240K RUN    0   0:48 99.32% 90.33% pig
> 22683 root     105   0   748K   240K CPU1   1   0:46 99.39% 89.45% pig
> 
> ---
> This is with a system cvsup'ed midday yesterday.

Running an ELF world?

I used to see top showing itself on CPU0 or CPU1, with two processes in 
"RUN" state and nothing else on the other CPU.

> --
> Steve Passe	| powered by 
> smp@csn.net	|            Symmetric MultiProcessor FreeBSD

Cheers,
-Peter



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