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XenServer Multipathing with IBM DS4800

I was recently tasked with configuring multipathing in Citrix XenServer 5.5 for use with an IBM DS4800 SAN.  At first glance I thought, piece of cake, I’ve done quite a few setups like this with Dell, EMC, and HP storage gear so the IBM should be the same right?  WRONG!

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HP MSA Front Panel Indicators

The HP MSA is a fairly popular storage device with a good feature set for small to medium sized organizations.  It makes use of the familiar HP Array Configuration Utility for configuration but its front panel leaves something to be desired.  I was able to obtain a document from HP support the details exactly what all of those blinking indicators really mean.

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