Subject: Re: kern/3249: More vm woes
To: None <>
From: Markus Kilbinger <>
List: netbsd-bugs
Date: 02/25/1997 07:55:28
>>>>> "Jason" == Jason Thorpe <> writes:

    Jason> On Mon, 24 Feb 1997 20:24:38 +0100 (MET) Lennart Augustsson
    Jason> <> wrote:

    >> >Description: The vm system is still shaky, sometimes the
    >> system hangs, sometimes processes hang.

    >> >How-To-Repeat: Just try the command tar zxvf file.tar.gz
    >> Nothing happens.  If you interrupt it and do a ps you see: 371
    >> 392 1 0 -18 0 296 104 thrd_s D p4 0:00.01 tar zxvf file.tar.gz
    >> >Fix: I have no idea.  If I had CVS access I would revert to
    >> the state before the first object collapse changes were made
    >> and then wait until things start working again.

    Jason> This was caused by a deadlock condition that existed
    Jason> between the object collapse code and the pageout daemon.  I
    Jason> committed the appended patch from Charles Hannum a short
    Jason> bit ago.  It took care of the problems like this that I was
    Jason> seeing.

    Jason> BTW, I'm also running the SUP scanner right now so that the
    Jason> fix will be available via SUP very shortly.

Just for your info: I applied the patch, but the 'tar .z..' behaviour
didn't change: Still hang!