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Date:      Mon, 02 Sep 1996 12:00:37 +0200
From:      Poul-Henning Kamp <phk@critter.tfs.com>
To:        rv@groa.uct.ac.za (Russell Vincent)
Cc:        smp@freebsd.org
Subject:   Re: Testing SMP 
Message-ID:  <3336.841658437@critter.tfs.com>
In-Reply-To: Your message of "Sat, 02 Sep 1996 11:21:11 %2B0200." <m0uxVBv-0004wvC@groa.uct.ac.za> 

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In message <m0uxVBv-0004wvC@groa.uct.ac.za>, Russell Vincent writes:
>Is there a way to test whether a 2nd processor has actually started
>or not from software running in multiuser mode? i.e: After the
>machine has booted? Anyone written some code they willing to share?
>
>Steve Passe and I (Steve doing all the work) have been working on
>getting FreeBSD's SMP working on the Intel Xtended Xpress and bootup
>indications (with extensive debug code, thanks to Steve) are that the
>the 2nd CPU is not running. However, the OS is running at a load
>average of '2', based on 2 CPUidle processes, which is making me
>suspicious.

The load avg is no indication.

you could examine the SMPcurproc array...


>PS: Is the SMP CVS repository on Freefall going to be updated with
>    the latest kernel patches?  The SMP kernel stops 'ps' from
>    working, presumably due to recent additions to src/sys
>    in -current.

No I hope the smp changes are imported into -current soon...


--
Poul-Henning Kamp           | phk@FreeBSD.ORG       FreeBSD Core-team.
http://www.freebsd.org/~phk | phk@login.dknet.dk    Private mailbox.
whois: [PHK]                | phk@ref.tfs.com       TRW Financial Systems, Inc.
Future will arrive by its own means, progress not so.



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