Date: Mon, 27 Feb 2012 14:20:41 +0600 From: "Eugene M. Zheganin" <emz@norma.perm.ru> To: freebsd-stable@freebsd.org Subject: Re: zfs, 1 gig of RAM and periodic weekly Message-ID: <4F4B3CD9.9060704@norma.perm.ru> In-Reply-To: <4F4B3370.7020302@brockmann-consult.de> References: <4F4B0F83.4090600@norma.perm.ru> <4F4B3370.7020302@brockmann-consult.de>
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Hi. On 27.02.2012 13:40, Peter Maloney wrote: > 8.2-RELEASE is highly unstable with ZFS in my opinion. For example, my > system with 48 GB of RAM would hang or crash for no apparent reason in > random intervals. Upgrading in September fixed most of it, except 1 > random hang possibly related to NFS, and a hang when renaming snapshots > with zvols [new problem after 8.2-RELEASE, PR 161968]. The renaming > snapshot with zvols hang seems fixed since update again in February. > > Still unresolved though is that restarting nfsd makes nfsd hang until > reboot. I don't know if 8.2-RELEASE had that problem. > > You should consider an update with csup. Make sure you test and monitor > after the upgrade, in case some other funny issues come up, like my > restarting nfsd issue. But of course I chose that over random hangs and > panics. > > And one word of advice: If you want to upgrade your pools to v28, I > think you should consider recreating your pools as v28 rather than > upgrading. There are some side effects to upgrading, such as logs that > can't be removed. Well... I upgraded one machine and got kern/164400 immidiately. So it looks like I'm stuck. Eugene.
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