Linux : Failed to update bios on PowerEdge server and CentOS

By | October 6, 2011

Trying to update BIOS on Dell PowerEdge server running CentOS Linux may fail to complete with no further explanation even if all software requirement has been met do do the upgrade from the OS.

This is because Dell does not recognize CentOS (which is a 100% RedHat binary compatible) as a supported OS (such as Red Hat Enterprise Linux).

The workaround is to fake the OS name to pretend to be RedHat. To do so, just edit the following file :

And modify the line (ex : CentOS release 5.7 (Final)) to be :

Then, run the BIOS update script and it should work.

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