Date: Wed, 30 Jan 2013 00:44:33 +0200 From: Andriy Gapon <avg@FreeBSD.org> To: Hiroki Sato <hrs@FreeBSD.org> Cc: kostikbel@gmail.com, alc@FreeBSD.org, stable@FreeBSD.org, rmacklem@uoguelph.ca Subject: Re: NFS-exported ZFS instability Message-ID: <510850D1.3090700@FreeBSD.org> In-Reply-To: <20130130.064459.2572086065267072.hrs@allbsd.org> References: <1914428061.1617223.1357133079421.JavaMail.root@erie.cs.uoguelph.ca> <20130102174044.GB82219@kib.kiev.ua> <20130104.023244.472910818423317661.hrs@allbsd.org> <20130130.064459.2572086065267072.hrs@allbsd.org>
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on 29/01/2013 23:44 Hiroki Sato said the following: > http://people.allbsd.org/~hrs/FreeBSD/pool-20130130.txt > http://people.allbsd.org/~hrs/FreeBSD/pool-20130130-info.txt I recognize here a ZFS ARC deadlock that should have been prevented by r241773 and its MFCs (r242858 for 9, r242859 for 8). See tid 100153 (arc reclaim thread), tid 100105 (pagedaemon) and tid 100639 (nfsd in kmem_back). -- Andriy Gapon
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