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	Mon, 28 Dec 1998 21:54:34 +1100
Date: Mon, 28 Dec 1998 21:54:34 +1100
From: Bruce Evans <bde@zeta.org.au>
Message-Id: <199812281054.VAA26932@godzilla.zeta.org.au>
To: bde@zeta.org.au, ken@plutotech.com
Subject: Re: cvs commit: src/usr.bin/systat vmstat.c
Cc: cvs-all@FreeBSD.ORG, cvs-committers@FreeBSD.ORG, grog@lemis.com,
        obrien@FreeBSD.ORG
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>There is something like iostat(8)'s devices list.  Have you tried:
>
>:only da0 wd0 da1
>(:show is a synonym)
>
>It will show just the devices you ask for.  There's also an :ignore
>statement, a :match statement to match against certain types of devices
>(like iostat's -t argument).

Thanks, I didn't know that.  obrien has more incentive to read the man page
instead of committing and uncommitting wrong workarounds :-).

>The reason that devices in systat, iostat, and vmstat aren't shown in the
>order they are specified (if they are specified) is because they are
>displayed as they're found.  They're found in probe order.  That saves an
>extra sorting step for each display of statistics.

The kernel should try to find a better order.  Probe order is biased
towards slow isa devices.

Bruce

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