Date: Mon, 7 Feb 2011 16:48:05 -0500 From: Rich <rincebrain@gmail.com> To: Chreo <chreo@chreo.net> Cc: freebsd-fs@freebsd.org Subject: Re: New ZFSv28 patchset for 8-STABLE Message-ID: <AANLkTiksOEmdFfBa9Lfi=5Z9zOrb%2Bd_UwoDQKyM5gJnf@mail.gmail.com> In-Reply-To: <AANLkTikMNaNH2CHEB2HJzaGDUgMO=cs71WUmFVR0_-Qk@mail.gmail.com> References: <4D0A09AF.3040005@FreeBSD.org> <4D46D0CF.8090103@chreo.net> <AANLkTikMNaNH2CHEB2HJzaGDUgMO=cs71WUmFVR0_-Qk@mail.gmail.com>
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My apologies, the actual command is count=1 seek=2000000, but that doesn't end up changing the observed behavior even if I had a 2T disk that I was using for the flat file. - Rich On Mon, Feb 7, 2011 at 4:41 PM, Rich <rincebrain@gmail.com> wrote: > Hi world, > I've tested with ZFSv28 on RELENG_8 using the patch > http://people.freebsd.org/~mm/patches/zfs/v28/releng-8.2-zfsv28-20110204.patch.xz > . > > I can reproducibly panic it using the following sequence of three steps: > # dd if=/dev/zero of=sparse_file bs=1M count=2000000 > # zpool create testv28 raidz1 ad20 ad26 `pwd`/sparse_file > # zpool offline testv28 `pwd`/sparse_file > > At step 3, I panic every time. I am attempting to get a crash dump, but for > whatever reason, the dump appears to be hanging instead of making any > progress. > > - Rich >
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