Thread (22 messages) 22 messages, 3 authors, 2010-09-03

Re: [PATCH 4/5] dm: implement REQ_FLUSH/FUA support for request-based dm

From: Tejun Heo <tj@kernel.org>
Date: 2010-08-31 13:14:42
Also in: dm-devel, linux-fsdevel, lkml

Hello,

On 08/31/2010 03:02 PM, Mike Snitzer wrote:
On Tue, Aug 31 2010 at  6:29am -0400,
Tejun Heo [off-list ref] wrote:
quoted
On 08/30/2010 11:28 PM, Mike Snitzer wrote:
quoted
Hmm, but unfortunately I was too quick to say the patch fixed the hang.

It is much more rare, but I can still get a hang.  I just got the
following running vgcreate against an DM mpath (rq-based) device:
Can you please try this one instead?
Still hit the hang on the 5th iteration of my test:
while true ; do ./test_dm_discard_mpath.sh && sleep 1 ; done

Would you like me to (re)send my test script offlist?
Yes, please.  Thanks.

-- 
tejun
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