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April 6th, 2009 11:00

EMC interoperability with Emulex HBA and ESX drivers

Installed ESX 3.5u4 into a host with LP11002E HBA with CLARiion CX4-120 backend.

HBA drivers installed with 3.5u4 are elx_7.4.0.40, yet EMC is telling me that only supported drivers are elx_7.4.0.13 which came with 3.5u2. EMC tech is telling me that I must downgrade to 3.5u2 for interoperability. This does not make me happy as there are business reasons why U4 is a more desired platform.

What the deal with the Emulex LP11002E drivers and certified support? Do the interoperability docs need a refresh? Or do I really need to downgrade to 3.5u2? And if I do need to downgrade what the roadmap for elx_7.4.0.40 interoperability support?

regards,
~Patrick

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20.4K Posts

April 6th, 2009 11:00

interesting indeed, i suspect Support matrix has not been updated as E-Lab navigator states:

All released updates to ESX Server version are supported unless otherwise specified by a footnote. Please contact server vendor for the update level required for a specific server.

There are no footnotes for ESX. Because U4 was release on 31th ..support matrix has not been updated yet. I would not mess with integrated ESX drivers.

2 Posts

April 6th, 2009 12:00

This answer is very, very helpful, but I'm not quite over the finish line.

Indeed there is a footnote in the interop guide that states; "All released updates to ESX Server version are supported unless otherwise specified by a footnote. Please contact server vendor for the update level required for a specific server." We bounced it back to the EMC rep and see how it plays.

A matrix on the same page as the above footnote also states an explicit supported driver version - where the EMC tech is hung up. I guess where I don't feel completely satisfied with this answer is the question; "does the footnote apply to the entire server release including the HBA driver?" I get that this is probably a very fine point, but these are production servers and EMC support is at stake as well. So even a little ambiguity makes me very hesitant.

Any official EMC comment on this?

regards,
~Patrick

9 Legend

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20.4K Posts

April 6th, 2009 13:00

i understand your concern ..i am hoping new support matrix will be out this or next week so U4 might be included in there. I am also waiting on some Cisco MDS code compatibility info.
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