Subject: Re: uvmpg.swpgonly botch
To: Ignatios Souvatzis <is@jocelyn.rhein.de>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: tech-kern
Date: 04/07/1999 11:45:56
On Wed, 7 Apr 1999 07:34:20 +0200
Ignatios Souvatzis <is@jocelyn.rhein.de> wrote:
> panic: uvmexp.swpgonly botch
> stopped in pagedaemon at _Debugger+0x6
>
> trace shows:
>
> _Debugger
> _panic
> _uvmpd_scan_inactive
> _uvmpd_scan
> _uvm_pageout
> _start_page_daemon
> _proc_trampoline
>
> with both an April 4 1.4A and yestereves (CET) 1.4_ALPHA kernel (DRACO with
> only INET but added i4b). From the code snippet below I guess this is either
> a missed uvmexp.swpgonly--, uvmexp.swpages++, or a real problem.
>
> Anything I can do (besides undefining DIAGNOSTIC and pray?) Chuck, anything
> you want me to look at from the db> prompt?
Hm... cvs blame shows this to be part of The Other Chuck's swap fixes to
deal with extreme resource shortages better...
"Eeee."
-- Jason R. Thorpe <thorpej@nas.nasa.gov>