Date: Wed, 26 Oct 2005 01:46:17 -0500 From: Philip Kizer <pckizer@nostrum.com> To: freebsd-current@FreeBSD.org Cc: Robert Watson <rwatson@FreeBSD.org>, John Baldwin <jhb@FreeBSD.org> Subject: Re: Problem remains with FreeBSD 6.0-RC1 as seen in RELENG_5 Message-ID: <2E18CEAE-2A72-4387-B92E-DAED7CC7FACD@nostrum.com> In-Reply-To: <20051025110453.L6720@fledge.watson.org> References: <200510191623.j9JGNSfr007356@magus.nostrum.com> <20051019175020.S60849@fledge.watson.org> <D7CA644A-E98B-4CB6-BA4C-26CCFE63326A@nostrum.com> <20051025110453.L6720@fledge.watson.org>
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On Oct 25, 2005, at 05:07, Robert Watson wrote:
> There are a couple of possible sources, so if this is reproduceable
> and you don't mind trying some diagnostic patches, I've attached a
> first one below. This checks for the case where the looping in the
> unp_gc() routine becomes unbounded due to a possible lack of
> synchronization in the handling of marking and counting of
> marking. It needs INVARIANTS to be compiled in to work; if it
> fires, this will suggest an avenue to explore.
OK, patch applied and it ran all day, finally hanging again.
http://www.nostrum.com/hang/hang.trace-2005-10-26-0.txt
Hopefully that's more of a help.
Till later,
Philip
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