I don't have a specific reason to use 1.7, so I can try with 1.9 This week or next I'll have to rebuild the test network, so that seems like a good time for the upgrade :)
I'll keep you up to date! Regards, Tim 2013/5/2 Ben Pfaff <b...@nicira.com> > That helps narrow down the possible problems. > > Do you have to use 1.7? It would be helpful to know if you see the > same problem with 1.9, which is a series that we're maintaining > long-term. > > On Wed, May 01, 2013 at 11:05:06AM +0200, Tmusic wrote: > > Hi, > > > > First to make sure there are no misunderstandings: the entries in the > > switch are installed by the POX controller (as you have probably already > > noticed). > > > > For the test below (what you proposed) I added the /31 entry by hand to > > make sure the issue is not due to some controller logic issue. And just a > > remark: traffic is same as in the previous mail but at 1000 packet/s to > > make it easier to interpret the values. > > > > So starting traffic, let controller install entries and dump after a some > > time: > > > > NXST_FLOW reply (xid=0x4): > > cookie=0x3e8, duration=23.611s, table=0, n_packets=28, n_bytes=16520, > > idle_age=0, icmp,nw_src=10.1.6.0/30,nw_dst=10.1.4.0/30 actions=output:1 > > cookie=0x0, duration=52.033s, table=0, n_packets=31, n_bytes=1860, > > idle_age=0, priority=65000,dl_dst=01:23:20:00:00:01,dl_type=0x88cc > > actions=CONTROLLER:65535 > > cookie=0x3eb, duration=18.558s, table=0, n_packets=0, n_bytes=0, > > idle_age=18, arp,dl_src=00:25:90:64:f9:3e,dl_dst=90:e2:ba:00:9f:86 > > actions=output:2 > > cookie=0x3ea, duration=18.598s, table=0, n_packets=1, n_bytes=60, > > idle_age=18, arp,dl_src=90:e2:ba:00:9f:86,dl_dst=00:25:90:64:f9:3e > > actions=output:1 > > cookie=0x3e9, duration=23.606s, table=0, n_packets=23544, > > n_bytes=25097904, idle_age=0, udp,nw_src= > > 10.1.4.0/30,nw_dst=10.1.6.0/30,tp_src=20,tp_dst=1000 actions=output:2 > > > > > > Kill traffic generation and dump: > > > > NXST_FLOW reply (xid=0x4): > > cookie=0x3e8, duration=40.183s, table=0, n_packets=30, n_bytes=17700, > > idle_age=15, icmp,nw_src=10.1.6.0/30,nw_dst=10.1.4.0/30 actions=output:1 > > cookie=0x0, duration=68.605s, table=0, n_packets=41, n_bytes=2460, > > idle_age=0, priority=65000,dl_dst=01:23:20:00:00:01,dl_type=0x88cc > > actions=CONTROLLER:65535 > > cookie=0x3eb, duration=35.13s, table=0, n_packets=1, n_bytes=60, > > idle_age=10, arp,dl_src=00:25:90:64:f9:3e,dl_dst=90:e2:ba:00:9f:86 > > actions=output:2 > > cookie=0x3ea, duration=35.17s, table=0, n_packets=2, n_bytes=120, > > idle_age=10, arp,dl_src=90:e2:ba:00:9f:86,dl_dst=00:25:90:64:f9:3e > > actions=output:1 > > cookie=0x3e9, duration=40.178s, table=0, n_packets=*25049, > n_bytes=26702234 > > *, idle_age=15, udp,nw_src= > > 10.1.4.0/30,nw_dst=10.1.6.0/30,tp_src=20,tp_dst=1000 actions=output:2 > > > > Starting traffic again and dump: > > > > cookie=0x3e8, duration=64.755s, table=0, n_packets=55, n_bytes=32450, > > idle_age=0, icmp,nw_src=10.1.6.0/30,nw_dst=10.1.4.0/30 actions=output:1 > > cookie=0x0, duration=93.177s, table=0, n_packets=54, n_bytes=3240, > > idle_age=3, priority=65000,dl_dst=01:23:20:00:00:01,dl_type=0x88cc > > actions=CONTROLLER:65535 > > cookie=0x3eb, duration=59.702s, table=0, n_packets=3, n_bytes=180, > > idle_age=9, arp,dl_src=00:25:90:64:f9:3e,dl_dst=90:e2:ba:00:9f:86 > > actions=output:2 > > cookie=0x3ea, duration=59.742s, table=0, n_packets=4, n_bytes=240, > > idle_age=9, arp,dl_src=90:e2:ba:00:9f:86,dl_dst=00:25:90:64:f9:3e > > actions=output:1 > > cookie=0x3e9, duration=64.75s, table=0, n_packets=44305, > n_bytes=47229130, > > idle_age=0, udp,nw_src= > 10.1.4.0/30,nw_dst=10.1.6.0/30,tp_src=20,tp_dst=1000actions=output:2 > > > > > > Adding entry by hand (sudo ovs-ofctl add-flow br0 > > cookie=0x3e8,table=0,udp,nw_src= > > > 10.1.4.0/31,nw_dst=10.1.6.2/31,tp_src=20,tp_dst=1000,priority=65100,actions=output:2 > ) > > and dump: > > > > NXST_FLOW reply (xid=0x4): > > cookie=0x3e8, duration=1.584s, table=0, n_packets=38256, > n_bytes=40780896, > > idle_age=0, priority=65100,udp,nw_src= > > 10.1.4.0/31,nw_dst=10.1.6.2/31,tp_src=20,tp_dst=1000 actions=output:2 > > cookie=0x3e8, duration=83.559s, table=0, n_packets=74, n_bytes=43660, > > idle_age=0, icmp,nw_src=10.1.6.0/30,nw_dst=10.1.4.0/30 actions=output:1 > > cookie=0x0, duration=111.981s, table=0, n_packets=67, n_bytes=4020, > > idle_age=0, priority=65000,dl_dst=01:23:20:00:00:01,dl_type=0x88cc > > actions=CONTROLLER:65535 > > cookie=0x3eb, duration=78.506s, table=0, n_packets=4, n_bytes=240, > > idle_age=3, arp,dl_src=00:25:90:64:f9:3e,dl_dst=90:e2:ba:00:9f:86 > > actions=output:2 > > cookie=0x3ea, duration=78.546s, table=0, n_packets=5, n_bytes=300, > > idle_age=3, arp,dl_src=90:e2:ba:00:9f:86,dl_dst=00:25:90:64:f9:3e > > actions=output:1 > > cookie=0x3e9, duration=83.554s, table=0,* n_packets=25049, > n_bytes=26702234 > > *, idle_age=2, udp,nw_src= > > 10.1.4.0/30,nw_dst=10.1.6.0/30,tp_src=20,tp_dst=1000 actions=output:2 > > > > So indeed, it seems to return to the values when the flow was idle. > > > > Does this help? > > > > Kind regards, > > > > Tim > > > > > > > > > > > > 2013/5/1 Ben Pfaff <b...@nicira.com> > > > > > On Tue, Apr 30, 2013 at 12:49:26PM +0200, Tmusic wrote: > > > > Let me post some more debug information then: > > > > > > [...] > > > > > > > Does this provides more useful information? > > > > > > It gets me past the "I don't really believe this, it must be some > > > misunderstanding" hurdle ;-) > > > > > > Are you willing to do a few experiments? Here is one idea: > > > > > > 1. Start your stream and add the initial flow to the flow table (in > > > whatever order you like). Let it run for a while, a few seconds at > > > least. > > > > > > 2. Dump stats with "ovs-ofctl dump-flows". > > > > > > 3. Stop your stream and "sleep 5" (or just wait 5 or more seconds > > > patiently). > > > > > > 4. Dump stats with "ovs-ofctl dump-flows". > > > > > > 5. Restart your stream. Let it run for a while, a few seconds at > least. > > > > > > 6. Add your higher-priority flow to the flow table. Let the stream run > > > for a while, a few seconds at least. > > > > > > 7. Dump stats with "ovs-ofctl dump-flows". > > > > > > The question I'm trying to answer is whether the low-priority flow's > > > stats drop to zero in step 7, or to the values seen in step 2, or > > > something else entirely. > > > > > > Thanks, > > > > > > Ben. > > > >
_______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
