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Brocade - How to troubleshoot a slow drain device in a SAN

Robert Leong -

See attached PDF.

Excerpt

Cause: A slow drain device is an end devices(can be host/storage/Inter-switch link (ISL)) that does not return buffer credits quickly enough to the switch causing frames to back up through the fabric and thus causing fabric congestion.

 

 

Ref ticket #20459

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