> -----Original Message----- > From: discuss [mailto:discuss-boun...@openvswitch.org] On Behalf Of Ben Pfaff > Sent: Wednesday, June 17, 2015 5:42 AM > To: jayachandran.subraman...@wipro.com > Cc: subramani.paramasi...@wipro.com; pritesh.shi...@wipro.com; > b...@openvswitch.org > Subject: Re: [ovs-discuss] OVS dump-ports getting errors while traffic > flowing > > Do you also see such large error counts from "ifconfig"? > > On Tue, Jun 16, 2015 at 01:00:13PM +0000, jayachandran.subraman...@wipro.com > wrote: > > Hi , > > > > We have brought up topology as below with OpenVSwitch 2.3.9 /DPDK enabled . > > > > Sending 128 bytes of frame as bidirectional from Agilent N2X(traffic > generator) and observed that , in OVS we have found many errors(marked in red > colour) in dump-ports. > > > > [cid:image002.png@01D0A862.7AF5B9D0]
Just checking - you are using OVS with DPDK and not OVDK as per the diagram? > > > > [root@Sodium ~]# ovs-ofctl dump-ports br0 > > OFPST_PORT reply (xid=0x2): 7 ports > > port 82: rx pkts=205811668, bytes=?, drop=?, errs=?, frame=?, over=?, > crc=? > > tx pkts=1161555867, bytes=?, drop=10352, errs=?, coll=? > > port 1: rx pkts=217870588, bytes=13943718072, drop=0, errs=432724934, > frame=0, over=0, crc=0 > > tx pkts=1161547090, bytes=74339015288, drop=1438, errs=0, coll=0 > > port LOCAL: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0 > > tx pkts=28, bytes=3096, drop=0, errs=0, coll=0 > > port 83: rx pkts=1161548507, bytes=?, drop=?, errs=?, frame=?, over=?, > crc=? > > tx pkts=217868276, bytes=?, drop=2333, errs=?, coll=? > > port 2: rx pkts=1180330673, bytes=75541163410, drop=0, errs=605287882, > frame=0, over=0, crc=0 > > tx pkts=205805599, bytes=13171559788, drop=0, errs=0, coll=0 > > port 81: rx pkts=1161566219, bytes=?, drop=?, errs=?, frame=?, over=?, > crc=? > > tx pkts=205810764, bytes=?, drop=918, errs=?, coll=? > > port 80: rx pkts=205805578, bytes=?, drop=?, errs=?, frame=?, over=?, > crc=? > > tx pkts=1180319172, bytes=?, drop=11522, errs=?, coll=? I'm not quite sure I understand your setup, but the first thing I would check is that you are affinitising your cores so that you are not trying to run a pmd and other VM processing on the same core. You can use top -H and taskset. > > [root@Sodium ~]# > > > > PFA logs attached for your ref . Please let me know , is it OVS capable of > supporting 1 gig throughput and let me know to resolve these errors. > > > > Thanks > > Jayachandran S > > > > The information contained in this electronic message and any attachments to > this message are intended for the exclusive use of the addressee(s) and may > contain proprietary, confidential or privileged information. If you are not > the intended recipient, you should not disseminate, distribute or copy this > e-mail. Please notify the sender immediately and destroy all copies of this > message and any attachments. WARNING: Computer viruses can be transmitted via > email. The recipient should check this email and any attachments for the > presence of viruses. The company accepts no liability for any damage caused > by any virus transmitted by this email. www.wipro.com > > > > > [root@Sodium ~]# ovs-ofctl dump-ports br0 > > OFPST_PORT reply (xid=0x2): 7 ports > > port 82: rx pkts=205811668, bytes=?, drop=?, errs=?, frame=?, over=?, > crc=? > > tx pkts=1161555867, bytes=?, drop=10352, errs=?, coll=? > > port 1: rx pkts=217870588, bytes=13943718072, drop=0, errs=432724934, > frame=0, over=0, crc=0 > > tx pkts=1161547090, bytes=74339015288, drop=1438, errs=0, coll=0 > > port LOCAL: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0 > > tx pkts=28, bytes=3096, drop=0, errs=0, coll=0 > > port 83: rx pkts=1161548507, bytes=?, drop=?, errs=?, frame=?, over=?, > crc=? > > tx pkts=217868276, bytes=?, drop=2333, errs=?, coll=? > > port 2: rx pkts=1180330673, bytes=75541163410, drop=0, errs=605287882, > frame=0, over=0, crc=0 > > tx pkts=205805599, bytes=13171559788, drop=0, errs=0, coll=0 > > port 81: rx pkts=1161566219, bytes=?, drop=?, errs=?, frame=?, over=?, > crc=? > > tx pkts=205810764, bytes=?, drop=918, errs=?, coll=? > > port 80: rx pkts=205805578, bytes=?, drop=?, errs=?, frame=?, over=?, > crc=? > > tx pkts=1180319172, bytes=?, drop=11522, errs=?, coll=? > > [root@Sodium ~]# > > > > > > [root@Sodium ~]# ovs-vsctl show > > 4d8805c0-fee8-4ab5-91da-8b946b9d5e09 > > Bridge "br0" > > Port "dpdk1" > > Interface "dpdk1" > > type: dpdk > > Port "br0" > > Interface "br0" > > type: internal > > Port "dpdk0" > > Interface "dpdk0" > > type: dpdk > > Port "vnet0" > > Interface "vnet0" > > type: dpdkvhost > > Port "vnet3" > > Interface "vnet3" > > type: dpdkvhost > > Port "vnet1" > > Interface "vnet1" > > type: dpdkvhost > > Port "vnet4" > > Interface "vnet4" > > type: dpdkvhost > > [root@Sodium ~]# > > > > > > [root@Sodium ~]# ovs-ofctl dump-flows br0 > > NXST_FLOW reply (xid=0x4): > > cookie=0x0, duration=5277.175s, table=0, n_packets=1199310196, > n_bytes=74374229452, idle_age=0, in_port=81 actions=output:82 > > cookie=0x0, duration=5268.535s, table=0, n_packets=243555755, > n_bytes=17028969136, idle_age=0, in_port=82 actions=output:81 > > cookie=0x0, duration=5200.014s, table=0, n_packets=1218075889, > n_bytes=75500247426, idle_age=0, in_port=2 actions=output:80 > > cookie=0x0, duration=5192.145s, table=0, n_packets=243549059, > n_bytes=17028526376, idle_age=0, in_port=80 actions=output:2 > > cookie=0x0, duration=5182.171s, table=0, n_packets=255615800, > n_bytes=17752641932, idle_age=0, in_port=1 actions=output:83 > > cookie=0x0, duration=5172.287s, table=0, n_packets=1199292148, > n_bytes=74373121978, idle_age=0, in_port=83 actions=output:1 > > [root@Sodium ~]# > > [root@Sodium ~]# > > > _______________________________________________ > > discuss mailing list > > discuss@openvswitch.org > > http://openvswitch.org/mailman/listinfo/discuss > > _______________________________________________ > discuss mailing list > discuss@openvswitch.org > http://openvswitch.org/mailman/listinfo/discuss _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
