From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <ee9e417a0607091157m51a4dbfah48698f7ab158b801@mail.gmail.com>
Date: Sun,  9 Jul 2006 11:57:33 -0700
From: "Russ Cox" <rsc@swtch.com>
To: "Fans of the OS Plan 9 from Bell Labs" <9fans@cse.psu.edu>
Subject: Re: [9fans] system crash during compile
In-Reply-To: <7d3530220607090901h24130f23tcf35bc054bb6534f@mail.gmail.com>
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> Hi everyone.
> I've been trying to compile a new kernel (9pccpuf), but whenever it
> gets to the "size 9pccpuf" point, I get the following error and a
> system crash:
>
> panic: executeio: page out I/O error
> dumpstack disabled
> cpu0: exiting
>
> Admittedly, this system is not the most up to date (can't get dialup
> working), so it could be a bug which is fixed now. However, with my
> slow connection, I would rather not re-download the cd image. Has
> anybody else seen this problem? It looks like it has something to do
> with swap, but the swap had been working OK up until that point.
> Thanks

You're running out of memory during the 8l command that
precedes the size command in the final linking recipe.
You might also be running out of swap.  You could try running
stats to watch your memory and swap usage during the mk
and see if swap fills.

Russ