Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uwm.edu!psuvax1!rutgers!cbmvax!grr
From: grr@cbmvax.commodore.com (George Robbins)
Newsgroups: comp.unix.ultrix
Subject: Re: How to configure additional swap space?
Message-ID: <11929@cbmvax.commodore.com>
Date: 29 May 90 22:10:05 GMT
References: <1990May24.220458.13891@evax.arl.utexas.edu> <2068@wheaton.UUCP> <50480@ames.arc.nasa.gov>
Reply-To: grr@cbmvax (George Robbins)
Organization: Commodore, West Chester, PA
Lines: 23

In article <50480@ames.arc.nasa.gov> schoch@trident.arc.nasa.gov (Steve Schoch) writes:
> In article <2068@wheaton.UUCP> stefan@wheaton.UUCP (Stefan Brandle ) writes:
>>  I had the same message
>>when playing around with additional swap space.
>>  My guess is that something in the
>>kernel already has your swap devices open in an exclusive mode and any further
>>references give the somewhat misleading message about `no such device' when it
>>might be better to spit out `device locked' or something like that.
> 
> I believe what happens is unlike some other versions of BSD Unix, when
> you configure more than one swap devices in the conf file, the Ultrix
> kernel turns on swap on those devices when the kernel boots, and doesn't
> wait for swapon.

No, I don't think it uses them, however it apparently does try to open
and size them or some such.  The fact that they must be on-line if declared
is mentioned in the Ultrix 3.0 [i think] release notes.  Beyond that, all
is supposition.

-- 
George Robbins - now working for,     uucp:   {uunet|pyramid|rutgers}!cbmvax!grr
but no way officially representing:   domain: grr@cbmvax.commodore.com
Commodore, Engineering Department     phone:  215-431-9349 (only by moonlite)