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Re: [dm-devel] Is there a way to see updated contents of a DM target's underlying device while the DM target is in use?



On Wed, Jun 30, 2010 at 04:53:23PM -0700, Riches Jr, RobertX M wrote:
> I didn't see any queues or caches in dm-linear that would need to be flushed.
 
It's your test script that is not behaving as you expect:)

Add conv=odirect to dd

Add blockdev --flushbufs after other writes.

Alasdair


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