| To: | device-mapper development <dm-devel@xxxxxxxxxx> |
|---|---|
| Subject: | Re: INFO: task mount:11202 blocked for more than 120 seconds |
| From: | Samuel Tardieu <sam@xxxxxxxxxxx> |
| Date: | Wed, 12 Mar 2008 19:03:51 +0100 |
| Cc: | Christian Kujau <lists@xxxxxxxxxxxxxxx>, David Chinner <dgc@xxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, xfs@xxxxxxxxxxx |
| Gnus-tag: | mail.list.linux.kernel |
| In-reply-to: | <20080309213441.GQ155407@sgi.com> (David Chinner's message of "Mon\, 10 Mar 2008 08\:34\:41 +1100") |
| Organization: | RFC 1149 (see http://www.rfc1149.net/) |
| References: | <alpine.DEB.1.00.0803072116420.7723@sheep.housecafe.de> <20080307224040.GV155259@sgi.com> <alpine.DEB.1.00.0803080032020.7723@sheep.housecafe.de> <20080309213441.GQ155407@sgi.com> |
| Resent-date: | Wed, 12 Mar 2008 19:12:02 +0100 |
| Resent-from: | sam@xxxxxxxxxxx |
| Resent-message-id: | <20080312181202.GK4884@rfc1149.net> |
| Resent-to: | xfs@xxxxxxxxxxx, dgc@xxxxxxx |
| Sender: | xfs-bounce@xxxxxxxxxxx |
| User-agent: | Gnus/5.11 (Gnus v5.11) Emacs/22.1 (gnu/linux) |
>>>>> "David" == David Chinner <dgc@xxxxxxx> writes: >> No, no I/O errors at all. See the kern.log above, I could even do >> dd(1) from the md1 (dm-crypt on raid1), no errors either. David> Oh, dm-crypt. Well, I'd definitely start looking there. XFS has David> a history of exposing dm-crypt bugs, and these hangs appear to David> be I/O congestion/scheduling related and not XFS. Also, we David> haven't changed anything related to plug/unplug of block David> devices in XFS recently, so that also points to some other David> change as well... For what it is worth, I notice the same error last week (with a kernel of the day) on my laptop but was too busy at work to investigate. And I use ext3... on dm-crypt. Sam -- Samuel Tardieu -- sam@xxxxxxxxxxx -- http://www.rfc1149.net/ |
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