7.0-RC1 - ZFS + UFS + io activity show a deadlock

Henri Hennebert hlh at restart.be
Sun Jan 27 05:55:24 PST 2008


Henri Hennebert wrote:
> Hello,
> 
> I encounter a deadlock while
> 
> 1) cpio -p from a ZFS filesystem to a UFS filesystem
> 
> 2) rsync from ZFS to ZFS
> 
> I was running with this patch:
> http://people.freebsd.org/~pjd/patches/zgd_done.patch
> 
> Here are show alllocks + showpcpu + bt from serial console:
> 

PS - the system is still in deadlock and waiting for more debugging...

> Henri
> 
> 
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> 
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