Re: [Open-FCoE] System crashes with increased drive count

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On Tue, 2014-06-10 at 09:46 -0700, Jun Wu wrote:
> This a Supermicro chassis with redundant power supplies. We see the
> same failures with both SSDs or HDDs.
> The same tests pass with non-fcoe protocol, i.e. iSCSI or AoE.
> 

Is iSCSI or AoE tests with same TCM core kernel with same target and
host NICs/switch ? 

What NICs in your chassis? As I mentioned before that "DCB and PFC PAUSE
typically used and required by fcoe", but you are using PAUSE and switch
cannot be eliminated as you mentioned before, these could affect more to
FCoE than other protocols, so can you ensure IO errors are not due to
frames losses w/o DCB/PFC in your setup ?  

While possibly abort issues at target with zero timeout values but you
could avoid them completely by increasing scsi timeout and disabling REC
as discussed before.

Please use inline response and avoid top posts.

Thanks,
Vasu   

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