Date: Fri, 13 Mar 2009 09:49:59 +0000 (GMT) From: Robert Watson <rwatson@FreeBSD.org> To: Nick Withers <nick@nickwithers.com> Cc: freebsd-stable@freebsd.org Subject: Re: NICs locking up, "*tcp_sc_h" Message-ID: <alpine.BSF.2.00.0903130949210.61873@fledge.watson.org> In-Reply-To: <alpine.BSF.2.00.0903130935290.61873@fledge.watson.org> References: <1236920519.1490.30.camel@localhost> <alpine.BSF.2.00.0903130935290.61873@fledge.watson.org>
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On Fri, 13 Mar 2009, Robert Watson wrote:
> Sounds like a lock leak -- if you're running INVARIANTS, then "show allocks"
^^^^ should read WITNESS
> and "show allchains" would be useful. I've had a report of a TCP lock leak
> possibly in tcp_input(), but haven't managed to track it down yet -- this
> could well be it as well.
Robert N M Watson
Computer Laboratory
University of Cambridge
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