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How To Remove SAN Attached LUNs from RHEL 5 Servers Using powermt

Introduction It is one of those rare occasions where you get to reclaim SAN attached storage instead of giving more. From the EMC side of it you would think no problem. Remove the host from the storage group and un-mount and re-scan on the host and all is good, right? Well no, up rises device in use or not found and powermt check command won’t work. So how do we do it? Read on and see. Steps Several... read more

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