Date: Sat, 17 Nov 2007 12:20:06 +0100 From: Henri Hennebert <hlh@restart.be> To: Pawel Jakub Dawidek <pjd@freebsd.org> Cc: freebsd-current@freebsd.org, freebsd-stable@freebsd.org Subject: Re: ZFS deadlock ? Message-ID: <473ECE66.4040901@restart.be> In-Reply-To: <47371A4F.9080004@restart.be> References: <47348CAC.5020208@restart.be> <20071110085312.GG37371@garage.freebsd.pl> <4735986F.5000307@restart.be> <20071110124806.GI37371@garage.freebsd.pl> <47371A4F.9080004@restart.be>
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Henri Hennebert wrote: > Pawel Jakub Dawidek wrote: >> On Sat, Nov 10, 2007 at 12:39:27PM +0100, Henri Hennebert wrote: >>> Pawel Jakub Dawidek wrote: >>>> On Fri, Nov 09, 2007 at 05:37:00PM +0100, Henri Hennebert wrote: >>>>> hello >>>>> >>>>> To push zfs, I launch 2 scrub at the same time, after ~20 seconds >>>>> the system freeze: >>>> [...] >>>> >>>> I found a deadlock too. If it's reproducable for you, can you try this >>>> patch: >>> I reproduce it after 30 minutes, si I try you patch. >>> >>>> http://people.freebsd.org/~pjd/patches/zgd_done.patch >>> when I try to load zfs.ko I get: >>> >>> # kldload zfs >>> link_elf: symbol kproc_create undefined >>> kldload: can't load zfs: No such file or directory >>> >>> What must I add to my config to resolve this symbol / problem >> >> Ouch, you don't use HEAD. Try changing kproc_*() to kthread_*(). >> > Today, after more than 10 scrubs, no deadlock. This patch is effective. > Maybe this is not related, but when I copy a 600MB file from zfs to a ufs under gjournal, my system freeze completely. A break on the serial console don't go to debugging! Henri
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