From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans-Peter Jansen Subject: Re: Persistent failures with simple md setup Date: Wed, 10 Apr 2013 15:44:25 +0200 Message-ID: <113804746.rOsYdmQaaH@xrated> References: <1565063.1kpR7lz4Ph@xrated> <2777026.gm19DAWULs@xrated> <20130321142459.2cd6b4da@notabene.brown> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="nextPart3359910.aJqLgxpeD4" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <20130321142459.2cd6b4da@notabene.brown> Sender: linux-raid-owner@vger.kernel.org To: NeilBrown Cc: Linux RAID List-Id: linux-raid.ids This is a multi-part message in MIME format. --nextPart3359910.aJqLgxpeD4 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" On Donnerstag, 21. M=E4rz 2013 14:24:59 NeilBrown wrote: >=20 > Thanks! Unfortunately it is not as helpful as I hoped, but it does su= ggest > that "udevadm settle" does sometimes appear to misbehave even if ther= e > aren't any problems with the md array. >=20 > Could I ask for one more? > Prefix the "udevadm settle " command with > strace -o /tmp/udevadm.trace -s 500 >=20 > (making sure that you have 'strace' installed) and then post the > "/tmp/udevadm.trace" file. Hopefully that will at least allow me to = rule > out some possibilities. After reducing the timeout to 40 secs, we're able to catch a failure to= day with two degraded arrays: md0 and md1. 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