Cisco eNIC driver shipped with SLES11 SP1 does not support Multiple Receiving Queues

  • 7011414
  • 21-Nov-2012
  • 26-Nov-2012

Environment

SUSE Linux Enterprise Server 11 Service Pack 1

Situation

To check the number of Receiving Queues(rx), do the following:

cat  /proc/interrupts

         CPU0       CPU1       CPU2       CPU3

65:      20041      0          0          0      IR-PCI-MSI-edge  eth0-tx-0

69:      21036      0          0          0      IR-PCI-MSI-edge  eth0-rx-0

The enic driver, supported by Cisco Systems, Inc. only supports Multiple Receive Queues in version 2.0.3.X and above. SLES11 SP1 comes with versions below 1.4.1.2-1.

Resolution

Contact Cisco Systems, Inc. to get the appropriate driver version for SLES11 SP1.

SLES11 SP2 comes with an enic driver version that supports Multiple Receiving Queues.

Cause

The driver version shipped with SLES11 SP1 does not support Multiple Receive Queues.

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