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Date: Sun, 17 Nov 1996 01:33:26 +1100
From: Bruce Evans <bde@zeta.org.au>
Message-Id: <199611161433.BAA20370@godzilla.zeta.org.au>
To: ccsanady@friley216.res.iastate.edu, dfr@render.com
Subject: Re: vnode_pager_input errors...
Cc: hackers@FreeBSD.org
Sender: owner-hackers@FreeBSD.org
X-Loop: FreeBSD.org
Precedence: bulk

>It just happened again.  Same error.  This is using a 3.0-CURRENT kernel as
>of Nov 9.  It hasn't happened for a really long time--I thought that it may
>have been fixed.  It would be nice if we had a fix for 2.2..  but I wouldn't
>even know where to begin diagnosing a problem such as this.  Id be willing to
>help if anyone has any ideas..
>
>Chris Csanady
>
>nfs server q:/scratch/local/FreeBSD-CVS: not responding
>vnode_pager_getpages: I/O read error
>vm_fault: pager input (probably hardware) error, PID 364 failure
>pid 364 (cvsup), uid 0: exited on signal 6

I get reproducible errors like this when I turn off my nfs server.
/usr is nfs mounted and shared libraries are in /lib.  Cron forks a
zillion times until runs out and can't exec because /usr isn't there.

Bruce

Nov 12 02:56:43 gamplex login: login from besplex.bde.org as bde
Nov 12 03:25:41 gamplex /kernel: nfs server alphplex:/usr: not responding
Nov 12 03:25:41 gamplex /kernel: nfs server alphplex:/usr: is alive again
Nov 12 07:30:41 gamplex /kernel: nfs server alphplex:/usr: not responding
Nov 12 07:31:06 gamplex /kernel: nfs server alphplex:/usr: is alive again
Nov 13 02:00:14 gamplex /kernel: vnode_pager_getpages: I/O read error
Nov 13 02:00:14 gamplex /kernel: vm_fault: pager input (probably hardware) error, PID 124 failure
Nov 13 02:00:14 gamplex /kernel: pid 124 (inetd), uid 0: exited on signal 11 (core dumped)
Nov 13 02:15:41 gamplex /kernel: nfs server alphplex:/usr: not responding
Nov 13 02:16:12 gamplex /kernel: nfs server alphplex:/usr: is alive again
Nov 13 02:24:23 gamplex /kernel: vnode_pager_getpages: I/O read error
Nov 13 02:24:23 gamplex /kernel: vm_fault: pager input (probably hardware) error, PID 130 failure
Nov 13 02:24:24 gamplex /kernel: pid 130 (sendmail), uid 0: exited on signal 11 (core dumped)
Nov 13 02:30:41 gamplex /kernel: nfs server alphplex:/usr: not responding
Nov 13 02:30:51 gamplex /kernel: nfs server alphplex:/usr: is alive again
Nov 13 21:44:21 gamplex syslogd: exiting on signal 15