>From: sai kiran [mailto:[email protected]] >Sent: Friday, June 9, 2017 12:41 PM >To: Kavanagh, Mark B <[email protected]> >Cc: [email protected] >Subject: Re: [ovs-dev] Vhostuser ports - Jumbo MTU issue > >Hi Mark, > >Like you suggested, rebuilding the database configuration with the command you >mentioned >solved the issue.
Glad to hear it ;) >Thanks very much for your inputs. Any time. Cheers, Mark > >Regards, >Sai kiran > >On Thu, Jun 8, 2017 at 6:10 PM, Kavanagh, Mark B <[email protected]> >wrote: > > >>-----Original Message----- >>From: [email protected] >>[mailto:[email protected]] On Behalf Of >>sai kiran >>Sent: Thursday, June 8, 2017 5:59 AM >>To: [email protected] >>Subject: [ovs-dev] Vhostuser ports - Jumbo MTU issue >> >>Hi, >> >>I am trying to use OVS with DPDK, using OVS (2.7.0) and DPDK 16.11.1 >> >>[root@localhost openvswitch-2.7.0]# ./utilities/ovs-vsctl -V >>ovs-vsctl (Open vSwitch) 2.7.0 >>DB Schema 7.14.0 >> >> >>I have added a netdev datapath and vhost-user ports following the steps >>mentioned in OVS manuals. >> >>$OVS_DIR/utilities/ovs-vsctl add-br ovs-br0 -- set bridge ovs-br0 >>datapath_type=netdev >>$OVS_DIR/utilities/ovs-vsctl add-port ovs-br0 vhost-user1 -- set Interface >>vhost-user1 type=dpdkvhostuser >>$OVS_DIR/utilities/ovs-vsctl add-port ovs-br0 vhost-user2 -- set Interface >>vhost-user2 type=dpdkvhostuser >> >> >>[root@localhost openvswitch-2.7.0]# ./utilities/ovs-vsctl show >>13552504-fd97-41e0-8bd9-1d68d229aa61 >> Bridge "ovs-br0" >> Port "vhost-user1" >> Interface "vhost-user1" >> type: dpdkvhostuser >> Port "vhost-user2" >> Interface "vhost-user2" >> type: dpdkvhostuser >> Port "ovs-br0" >> Interface "ovs-br0" >> type: internal >> >> >> >>Now, when I try to set MTU of the interface to 9000, it is not taking >>effect. >> >>[root@localhost openvswitch-2.7.0]# ./utilities/ovs-vsctl -- set Interface >>vhost-user1 mtu_request=9000 >>2017-06-08T04:42:02Z|00002|ovsdb_idl|WARN|Interface table in Open_vSwitch >>database lacks mtu_request column (database needs upgrade?) >Hi Sai, > >From this error message, it appears that you're using an outdated OvS database >- I suggest >removing the existing database configuration, and rebuilding it: > > sudo rm -rf /usr/local/etc/openvswitch/conf.db > sudo $OVS_DIR/ovsdb/ovsdb-tool create >/usr/local/etc/openvswitch/conf.db >$OVS_DIR/vswitchd/vswitch.ovsschema > >FWIW, I've tested this setup on OvS 2.7.0 with DPDK v16.11.1 and have been >unable to >reproduce the observed behavior. > >Thanks, >Mark > >>ovs-vsctl: transaction error: {"details":"No column mtu_request in table >>Interface.","error":"unknown column","syntax":"{\"mtu_request\":9000}"} >> >>[root@localhost openvswitch-2.7.0]# ./utilities/ovs-vsctl -- get Interface >>vhost-user1 mtu >>1500 >>[root@localhost openvswitch-2.7.0]# ./utilities/ovs-vsctl -- set Interface >>vhost-user1 mtu=9000 >> >>[root@localhost openvswitch-2.7.0]# ./utilities/ovs-vsctl -- get Interface >>vhost-user1 mtu >>1500 >> >> >> >>Please advise what else I need to do, to successfully set Jumbo MTU on >>vhostuser ports and to use jumbo traffic. >> >>Thanks in advance. >> >>Regards, >>*Sai Kiran* >>_______________________________________________ >>dev mailing list >>[email protected] >>https://mail.openvswitch.org/mailman/listinfo/ovs-dev > > > > >-- >Saikiran V _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
