On 03/07/2011 05:04 AM, patrik.rappo...@knapp.com wrote: > Hy, > > thx for answer. I tested this now, the problem is, mdadm hangs totally > when we simulate the fail of one storage. (we already tried two ways: 1. > removing the mapping., 2. removing one path, and then disabling the > remaining path through the port on the san switch - which is nearly the > same like a total fail of the storage). > > So I can't get the output of mdadm, because it hangs.
Usually a consequence of configuring multipathd to queue I/O indefinitely when all paths fail. Do "multipath -ll" and look for queue_if_no_path. Florian
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