Hi, Tried ovs-dpdk installation in below setup and noticing it fails with OVS-DPDK initialization timeout problem. Herewith I had attached the local.conf file, which I had used for my setup bring up. Server: Ubuntu 18.04 latest OpenStack: Stein OVS-DPDK: Master byte-compiling /usr/local/lib/python3.6/dist-packages/networking_ovs_dpdk/agent/ovs_dpdk_firewall.py to ovs_dpdk_firewall.cpython-36.pyc running install_egg_info Copying networking_ovs_dpdk.egg-info to /usr/local/lib/python3.6/dist-packages/networking_ovs_dpdk-2015.1.1.dev275-py3.6.egg-info running install_scripts /usr/local/lib/python3.6/dist-packages/pbr/packaging.py:410: EasyInstallDeprecationWarning: Use get_header header = easy_install.get_script_header("", executable, is_wininst) ++/opt/stack/networking-ovs-dpdk/devstack/plugin.sh:source:35 popd /opt/stack/ovs ++/opt/stack/networking-ovs-dpdk/devstack/plugin.sh:source:36 start_ovs_dpdk ++/opt/stack/networking-ovs-dpdk/devstack/libs/ovs-dpdk:start_ovs_dpdk:19 '[' -e /etc/init.d/ovs-dpdk ']' ++/opt/stack/networking-ovs-dpdk/devstack/libs/ovs-dpdk:start_ovs_dpdk:20 sudo service ovs-dpdk start Job for ovs-dpdk.service failed because a timeout was exceeded. See "systemctl status ovs-dpdk.service" and "journalctl -xe" for details. +/opt/stack/networking-ovs-dpdk/devstack/libs/ovs-dpdk:start_ovs_dpdk:1 exit_trap +./stack.sh:exit_trap:528 local r=1 ++./stack.sh:exit_trap:529 jobs -p +./stack.sh:exit_trap:529 jobs= +./stack.sh:exit_trap:532 [[ -n '' ]] +./stack.sh:exit_trap:538 '[' -f '' ']' +./stack.sh:exit_trap:543 kill_spinner +./stack.sh:kill_spinner:438 '[' '!' -z '' ']' +./stack.sh:exit_trap:545 [[ 1 -ne 0 ]] +./stack.sh:exit_trap:546 echo 'Error on exit' Error on exit +./stack.sh:exit_trap:548 type -p generate-subunit +./stack.sh:exit_trap:549 generate-subunit 1607341696 1042 fail +./stack.sh:exit_trap:551 [[ -z /opt/stack/logs/screen ]] +./stack.sh:exit_trap:554 /home/ubuntu/devstack/tools/worlddump.py -d /opt/stack/logs/screen Traceback (most recent call last): File "/home/ubuntu/devstack/tools/worlddump.py", line 255, in <module> sys.exit(main()) File "/home/ubuntu/devstack/tools/worlddump.py", line 239, in main sys.stdout = os.fdopen(sys.stdout.fileno(), 'w', 0) File "/usr/lib/python3.6/os.py", line 1017, in fdopen return io.open(fd, *args, **kwargs) ValueError: can't have unbuffered text I/O Exception ignored in: <_io.TextIOWrapper name='<stdout>' mode='w' encoding='UTF-8'> OSError: [Errno 9] Bad file descriptor ubuntu@ubuntu:~/devstack$ ubuntu@ubuntu:~/devstack$ systemctl status ovs-dpdk.service ● ovs-dpdk.service - LSB: Open vSwitch DPDK Loaded: loaded (/etc/init.d/ovs-dpdk; generated) Active: failed (Result: timeout) since Mon 2020-12-07 12:05:38 UTC; 15s ago Docs: man:systemd-sysv-generator(8) Process: 21377 ExecStart=/etc/init.d/ovs-dpdk start (code=killed, signal=TERM) Tasks: 2 (limit: 9830) CGroup: /system.slice/ovs-dpdk.service ├─21984 sudo ovs-vsctl --may-exist add-port br-enp24s0f1 enp24s0f1 -- set Interface enp24s0f1 type=dpdk options:dpdk-devargs=0000:18:00.1 other_config:pci_address=0000:18:00.1 other_config:driver=igb_uio other_config:p └─21985 ovs-vsctl --may-exist add-port br-enp24s0f1 enp24s0f1 -- set Interface enp24s0f1 type=dpdk options:dpdk-devargs=0000:18:00.1 other_config:pci_address=0000:18:00.1 other_config:driver=igb_uio other_config:previo Dec 07 12:00:41 ubuntu sudo[21775]: root : TTY=unknown ; PWD=/ ; USER=root ; COMMAND=/opt/stack/DPDK-v18.11/usertools/dpdk-devbind.py -b igb_uio 0000:5e:00.1 Dec 07 12:00:41 ubuntu sudo[21775]: pam_unix(sudo:session): session opened for user root by (uid=0) Dec 07 12:00:42 ubuntu sudo[21775]: pam_unix(sudo:session): session closed for user root Dec 07 12:00:42 ubuntu ovs-dpdk[21377]: add-port command: ovs-vsctl --may-exist add-port br-enp24s0f1 enp24s0f1 -- set Interface enp24s0f1 type=dpdk options:dpdk-devargs=0000:18:00.1 other_config:pci_address=0000:18:00.1 Dec 07 12:00:42 ubuntu sudo[21984]: root : TTY=unknown ; PWD=/ ; USER=root ; COMMAND=/usr/bin/ovs-vsctl --may-exist add-port br-enp24s0f1 enp24s0f1 -- set Interface enp24s0f1 type=dpdk options:dpdk-devargs=0000:18:00.1 other_ Dec 07 12:00:42 ubuntu sudo[21984]: pam_unix(sudo:session): session opened for user root by (uid=0) Dec 07 12:00:42 ubuntu ovs-vsctl[21985]: ovs|00001|vsctl|INFO|Called as ovs-vsctl --may-exist add-port br-enp24s0f1 enp24s0f1 -- set Interface enp24s0f1 type=dpdk options:dpdk-devargs=0000:18:00.1 other_config:pci_address=0000:18 Dec 07 12:05:38 ubuntu systemd[1]: ovs-dpdk.service: Start operation timed out. Terminating. Dec 07 12:05:38 ubuntu systemd[1]: ovs-dpdk.service: Failed with result 'timeout'. Dec 07 12:05:38 ubuntu systemd[1]: Failed to start LSB: Open vSwitch DPDK. ubuntu@ubuntu:~/devstack$ Thanks & Regards, Elan This message may contain confidential and privileged information. If it has been sent to you in error, please reply to advise the sender of the error and then immediately delete it. If you are not the intended recipient, do not read, copy, disclose or otherwise use this message. The sender disclaims any liability for such unauthorized use. NOTE that all incoming emails sent to Gigamon email accounts will be archived and may be scanned by us and/or by external service providers to detect and prevent threats to our systems, investigate illegal or inappropriate behavior, and/or eliminate unsolicited promotional emails (“spam”).