Date: Tue, 29 Aug 1995 17:43:52 +0100 (BST) From: Doug Rabson <dfr@render.com> To: Marcus.John@wiesbaden.netsurf.de Cc: freebsd-bugs@freebsd.org Subject: Re: Diskless swapping panics->reboots Message-ID: <Pine.BSF.3.91.950829174245.1192Q-100000@minnow.render.com> In-Reply-To: <m0smIhG-0001IiC@vistec.com>
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On Sat, 26 Aug 1995 Marcus.John@wiesbaden.netsurf.de wrote: > Hi Doug, > > last week I got a grip on a HP E35 running HP-UX 9.04 (A configuration that is > proposed accroding to the FreeBSD-Handbook), but the problem is still the same. > > When FreeBSD runs low on memory (vmstat reports ~ 100...150) it simply reboots. > > Further investigatin with a new kernel, built with config -g and an additional > savcore setting, showed up that there is *NO* panic, it simply dies quick. > > After the reboot you still see ~69k of junk data in the swapfile on the > NFS-Server. > > Perhaps this will give you, or anybody else, some more clues for this bug. > > Thanks > I just saw this on Usenet: From: graichen@sirius.physik.fu-berlin.de (Thomas Graichen) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: FreeBSD diskless Thomas Graichen (graichen@sirius.physik.fu-berlin.de) wrote: : hello : has anybody set up a (or some ...) FreeBSD machines diskless - with root : _and_ swap via nfs - i've got it working so far very good - but only with : local swap - if i try to use swapping over nfs the system comes up ok - but : short after it starts swapping many processes die on signals 11 and : sometimes 6 and the machine hangs - are there any tricks i don't know ? : thanks in advance - t : p.s.: it's FreeBSD 2.0.5-RELEASE i've now solved the problem - simply use dd if=/dev/zero of=swapfile bs=... count=... for craeting the swapfile and not touch like said in the Diskless FAQ - and it seems that the size of that file must be exactly the size of the swapsize parameter in cfg.X.X.X.X -- Doug Rabson, Microsoft RenderMorphics Ltd. Mail: dfr@render.com Phone: +44 171 251 4411 FAX: +44 171 251 0939
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