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Date:      Fri, 6 Oct 1995 12:34:29 -0600 (MDT)
From:      Dave Andersen <angio@aros.net>
To:        davidg@Root.COM
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Crash questions
Message-ID:  <199510061834.MAA23076@terra.aros.net>
In-Reply-To: <199510061000.DAA00325@corbin.Root.COM> from "David Greenman" at Oct 6, 95 03:00:28 am

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Lo and behold, David Greenman once said:

>    Can you tell me what version of FreeBSD you're running? I think this is
> caused by a page table page being paged out during a very narrow window when
> a new process is being forked. I added some checks in the fork code that
> should cause the machine to panic earlier if this is really the problem.

   2.1.0 950726-SNAP

> During the entire operational time of wcarchive (about 2 years), I've seen the
> above panic a total of _1_ time...so I can't say that I haven't seen it, but I
> do think it is very rare. I'll add it to my whiteboard so I don't forget about
> it. I don't know if I'll be able to fix it before the 2.1 release, however, as
> it might require an architectural change to fix...but I will look into it.

    Ack. :)  We crashed again this morning - the machine just sort of 
froze, and one of the people here had to reboot it.  No kernel panic 
messages this time, so perhaps I'm having a different problem.

    -Dave Andersen

-- 
angio@aros.net                Complete virtual hosting and business-oriented
system administration         Internet services.  (WWW, FTP, email)
http://www.aros.net/          http://www.aros.net/about/virtual/
        "She totally confused all the passing piranhas"



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