Date: Wed, 11 Mar 2009 22:29:40 -0400 From: John Nielsen <lists@jnielsen.net> To: Tim Kientzle <kientzle@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: ZFS/extattr lockup (was Re: bsdtar lockup on Current-03/10/2009) Message-ID: <200903112229.41052.lists@jnielsen.net> In-Reply-To: <49B73F99.9010200@freebsd.org> References: <200903100104.53847.ken__6247.10998167775$1236647281$gmane$org@mthelicon.com> <200903102310.32735.lists@jnielsen.net> <49B73F99.9010200@freebsd.org>
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On Wednesday 11 March 2009 12:35:37 am Tim Kientzle wrote: > John Nielsen wrote: > > I today noticed the same problem on -CURRENT i386 built March 9. > > ... using ZFS and initially > > thought that was the source of the regression but I haven't produced > > the lockup with anything but tar and the extattr removal hack seems > > to have fixed it for now ... > > The common element so far seems to be ZFS. Can you verify that > > $ lsextattr -h user <filename> > > hangs on your system as well? That invokes the same > extattr_list_link system call used by tar to enumerate > the extended attributes on a file. Confirmed. I ran the command on a file in /root (UFS) with no problem. Running again on a file in /home/john (ZFS) caused the hang. JN
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