Unable to change n_rxq or n_txq

Solution Verified - Updated -

Issue

Device initialization failed:

Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: PMD: rte_enic_pmd: vNIC MAC addr d3:ad:be:ef:c0:fe wq/rq 256/512 mtu 1500, max mtu:9190
Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: PMD: rte_enic_pmd: vNIC csum tx/rx yes/yes rss no intr mode any type min timer 125 usec loopback tag 0x0000
Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: PMD: rte_enic_pmd: vNIC resources avail: wq 1 rq 1 cq 2 intr 4
Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: PMD: rte_enic_pmd: Running with only 1 RQ configured in the vNIC is not supported.
Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: PMD: rte_enic_pmd: Please configure 2 RQs in the vNIC for each Rx queue used by DPDK.
Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: PMD: rte_enic_pmd: See the ENIC PMD guide for more information.
Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: PMD: rte_enic_pmd: Device initialization failed, aborting
Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: EAL: Error - exiting with code: 1#012  Cause:
Nov  2 16:30:15 computeovsdpdk-0 ovs-vswitchd[11357]: Requested device 0000:0f:00.0 cannot be used
Nov  2 16:30:15 computeovsdpdk-0 ovs-ctl: [FAILED]
Nov  2 16:30:15 computeovsdpdk-0 ovs-ctl: ovs-vswitchd is not running.
Nov  2 16:30:15 computeovsdpdk-0 systemd: Started Open vSwitch Forwarding Unit.
Nov  2 16:30:15 computeovsdpdk-0 systemd: Starting Open vSwitch...
Nov  2 16:30:15 computeovsdpdk-0 systemd: Started Open vSwitch.
Nov  2 16:30:15 computeovsdpdk-0 systemd: Unit openvswitch.service is bound to inactive unit ovs-vswitchd.service. Stopping, too.
Nov  2 16:30:15 computeovsdpdk-0 systemd: Stopping Open vSwitch...
Nov  2 16:30:15 computeovsdpdk-0 systemd: Stopped Open vSwitch.
Nov  2 16:30:15 computeovsdpdk-0 systemd: Stopping Open vSwitch Database Unit...

Environment

  • Red Hat OpenStack Platform 10
  • Cisco eNIC
  • DPDK

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