ZFS panic on RELENG_7/i386

[Alexander Leidinger]

Quoting Dmitry Morozovsky <marck at rinet.ru> (from Tue, 26 Jan 2010  
01:16:28 +0300 (MSK)):

> On Mon, 25 Jan 2010, Dmitry Morozovsky wrote:
>
> DM> PJD> > I had a crash durinc rsync to ZFS today:
> DM> PJD>
> DM> PJD> Do you have recent 7-STABLE? Not sure if it was the same before MFC,
> DM>
> DM> root at woozle:/var/crash# uname -a
> DM> FreeBSD woozle.rinet.ru 7.2-STABLE FreeBSD 7.2-STABLE #4: Mon  
> Dec 14 12:40:43
> DM> MSK 2009     marck at woozle.rinet.ru:/usr/obj/usr/src/sys/WOOZLE  i386
> DM>
> DM> I'll update to fresh sources and recheck, thanks.
> DM>
> DM> BTW, any thoughts of another topic I started a couple of weeks ago?
>
> Well, after updating to fresh system scrub finished without errors, and now
> rsync is running, now copied 15G out of 150.

You may want to switch the checksum algorithm to fletcher4. It  
(fletcher4 the default instead of fletcher2) is one of the few changes  
between 8-stable and 7-stable in ZFS, which I didn't merge.

Bye,
Alexander.

-- 
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