***SPAM*** Re: [ofa-general] ***SPAM*** IBGD/OFED configuration/performance question

[Old Apple]

--- Dave Dillow <dave at thedillows.org> wrote:

> As a quick hack/workaround, add max_cmds_per_lun=5
> to the string you are echoing to add-target under
> OFED. That should get you better performance, as 
> the SRP implementation will send requests to the
> array when it has no credits available to do so.

  Hello Dave, many thanks - this really helped!
  The actual parameter name was max_cmd_per_lun;
  setting it to a small number allowed us to use
  all the available bandwidth of the IB port on DDN.

  Andy.
 


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