Thanks for the advice, i've run the command in NetworkNode and in a ComputeNode and lost is 0, but missed is a high value.
NetworkNode system@ovs-system: lookups: hit:425667155 missed:2962922 lost:0 flows: 27 port 0: ovs-system (internal) port 1: br-ex (internal) port 2: br-tun (internal) port 3: eth1 port 4: br-int (internal) port 5: tapbdc3d959-d8 (internal) port 6: gre_system (gre: df_default=false, ttl=0) port 7: qr-4063db49-6b (internal) port 8: qg-e427e527-92 (internal) ComputeNode system@ovs-system: lookups: hit:28660666 missed:200922 lost:0 flows: 19 port 0: ovs-system (internal) port 1: br-int (internal) port 2: br-tun (internal) port 3: gre_system (gre: df_default=false, ttl=0) port 4: em1 port 5: br-private (internal) port 6: qvo9a959049-a0 port 7: qvodd0ef077-e1 port 8: qvoac2b566b-65 port 9: qvo9e4ab149-5c port 10: qvoc2d2625c-0c port 11: qvo3069daeb-4a port 12: qvo7f82a3cf-0c port 13: qvo83b77d2d-1a port 14: qvobbadd8c2-30 port 15: qvocfd0b8e8-ad port 16: qvo714fab88-60 port 17: qvob9ddde49-86 port 18: qvo42ef9f3b-ac port 19: qvof4ae7868-41 port 20: qvoa4408a18-03 port 22: qvo36c64d52-9b On 11 December 2014 at 06:17, mad Engineer <themadengin...@gmail.com> wrote: > sorry its 2.3.0 not 2.1.3 > > On Thu, Dec 11, 2014 at 2:43 PM, mad Engineer <themadengin...@gmail.com> > wrote: > > Not in openstack,i had performance issue, with OVS and bursty traffic > > upgrading to later version improved the performance.A lot of > > performance features have been added in 2.1.3. > > > > Do you have lots of lost: value in > > ovs-dpctl show > > > > > > On Thu, Dec 11, 2014 at 2:33 AM, André Aranha <andre.f.ara...@gmail.com> > wrote: > >> Yes, we are using version 2.0.2. > >> The process uses only about 0.3% on network node and compute node. > >> Did you have the same issue? > >> > >> On 10 December 2014 at 14:31, mad Engineer <themadengin...@gmail.com> > wrote: > >>> > >>> are you using openvswitch? which version? > >>> if yes,is it consuming a lot of CPU? > >>> > >>> On Wed, Dec 10, 2014 at 7:45 PM, André Aranha < > andre.f.ara...@gmail.com> > >>> wrote: > >>> > Well, here we are using de Icehouse with Ubuntu 14.04 LTS > >>> > > >>> > We found this thread in the community and we apply the changes in > the > >>> > compute nodes (change VHOST_NET_ENABLED to 1 in > /etc/default/qemu-kvm). > >>> > After do this, a few instances the problem doesn't exists anymore. > This > >>> > link > >>> > show an investigation to find the problem. > >>> > > >>> > About the MTU in our cloud (using iperf), > >>> > > >>> > 1-from any the Desktop to the Network Node > >>> > MSS size 1448 bytes (MTU 1500 bytes, ethernet) > >>> > > >>> > 2-from any Desktop to the instance > >>> > MSS size 1348 bytes (MTU 1388 bytes, unknown interface) > >>> > > >>> > 3- from any instance to the Network Node > >>> > MSS size 1348 bytes (MTU 1388 bytes, unknown interface) > >>> > > >>> > 4- from any instance to the Desktop > >>> > MSS size 1348 bytes (MTU 1388 bytes, unknown interface) > >>> > > >>> > 5-from Network Node to any ComputeNode > >>> > MSS size 1448 bytes (MTU 1500 bytes, ethernet) > >>> > > >>> > 6-from any ComputeNode to NetworkNode > >>> > MSS size 1448 bytes (MTU 1500 bytes, ethernet) > >>> > > >>> > On 10 December 2014 at 10:31, somshekar kadam <som_ka...@yahoo.co.in > > > >>> > wrote: > >>> >> > >>> >> Sorry for wrong post mail chain. > >>> >> > >>> >> > >>> >> Regards > >>> >> Neelu > >>> >> > >>> >> > >>> >> On Wednesday, 10 December 2014 6:59 PM, somshekar kadam > >>> >> <som_ka...@yahoo.co.in> wrote: > >>> >> > >>> >> > >>> >> Hi All, > >>> >> > >>> >> Please recommend which stable Host OS to use for Controller and > Compute > >>> >> node. > >>> >> I have tried Fedora20 seems lot of tweaking is required, corerct me > If > >>> >> I > >>> >> am wrong. > >>> >> I see that most of it is tested on ubuntu and centos. > >>> >> I am planning to use JUNO stable version. > >>> >> Please help on this > >>> >> > >>> >> > >>> >> Regards > >>> >> Neelu > >>> >> > >>> >> > >>> >> On Wednesday, 10 December 2014 5:42 PM, Hannah Fordham > >>> >> <hford...@radiantworlds.com> wrote: > >>> >> > >>> >> > >>> >> I'm afraid we didn't, we're still struggling with some VMs with this > >>> >> problem. Sorry! > >>> >> > >>> >> On 9 December 2014 14:09:32 GMT+00:00, "André Aranha" > >>> >> <andre.f.ara...@gmail.com> wrote: > >>> >> > >>> >> Hi, > >>> >> > >>> >> We are with the same issue here, and already try some solutions that > >>> >> didn't work at all. Did you solved this problem? > >>> >> > >>> >> Thank you, > >>> >> Andre Aranha > >>> >> > >>> >> On 27 August 2014 at 08:17, Hannah Fordham < > hford...@radiantworlds.com> > >>> >> wrote: > >>> >> > >>> >> I’ve been trying to figure this one out for a while, so I’ll try > and be > >>> >> as > >>> >> thorough as possible in this post but apologies if I miss anything > >>> >> pertinent > >>> >> out. > >>> >> > >>> >> First off, I’m running a set up with one control node and 5 compute > >>> >> nodes, > >>> >> all created using the Stackgeek scripts - > >>> >> http://www.stackgeek.com/guides/gettingstarted.html. The first two > >>> >> (compute1 > >>> >> and compute 2) were created at the same time, compute3, 4 and 5 were > >>> >> added > >>> >> as needed later. My VMs are predominantly CentOS, while my Openstack > >>> >> nodes > >>> >> are Ubuntu 14.04.1 > >>> >> > >>> >> The symptom: irregular high latency/packet loss to VMs on all > compute > >>> >> boxes except compute3. Mostly a pain when trying to do anything via > ssh > >>> >> on a > >>> >> VM because the lag makes it difficult to do anything, but it shows > >>> >> itself > >>> >> quite nicely through pings as well: > >>> >> --- 10.0.102.47 ping statistics --- > >>> >> 111 packets transmitted, 103 received, 7% packet loss, time 110024ms > >>> >> rtt min/avg/max/mdev = 0.096/367.220/5593.100/1146.920 ms, pipe 6 > >>> >> > >>> >> > >>> >> I have tested these pings: > >>> >> VM to itself (via its external IP) seems fine > >>> >> VM to another VM is not fine > >>> >> Hosting compute node to VM is not fine > >>> >> My PC to VM is not fine (however the other way round works fine) > >>> >> > >>> >> > >>> >> Top on a (32 core) compute node with laggy VMs: > >>> >> top - 12:09:20 up 33 days, 21:35, 1 user, load average: 2.37, > 4.95, > >>> >> 6.23 > >>> >> Tasks: 431 total, 2 running, 429 sleeping, 0 stopped, 0 zombie > >>> >> %Cpu(s): 0.6 us, 3.4 sy, 0.0 ni, 96.0 id, 0.0 wa, 0.0 hi, 0.0 > si, > >>> >> 0.0 st > >>> >> KiB Mem: 65928256 total, 44210348 used, 21717908 free, 341172 > >>> >> buffers > >>> >> KiB Swap: 7812092 total, 1887864 used, 5924228 free. 7134740 > cached > >>> >> Mem > >>> >> > >>> >> And for comparison, on the one compute node that doesn’t seem to be > >>> >> suffering from this: > >>> >> top - 12:12:20 up 33 days, 21:38, 1 user, load average: 0.28, > 0.18, > >>> >> 0.15 > >>> >> Tasks: 399 total, 3 running, 396 sleeping, 0 stopped, 0 zombie > >>> >> %Cpu(s): 0.3 us, 0.1 sy, 0.0 ni, 98.9 id, 0.6 wa, 0.0 hi, 0.0 > si, > >>> >> 0.0 st > >>> >> KiB Mem: 65928256 total, 49986064 used, 15942192 free, 335788 > >>> >> buffers > >>> >> KiB Swap: 7812092 total, 919392 used, 6892700 free. 39272312 > cached > >>> >> Mem > >>> >> > >>> >> Top on a laggy VM: > >>> >> top - 11:02:53 up 27 days, 33 min, 3 users, load average: 0.00, > 0.00, > >>> >> 0.00 > >>> >> Tasks: 91 total, 1 running, 90 sleeping, 0 stopped, 0 zombie > >>> >> Cpu(s): 0.2%us, 0.1%sy, 0.0%ni, 99.5%id, 0.1%wa, 0.0%hi, > 0.0%si, > >>> >> 0.0%st > >>> >> Mem: 1020400k total, 881004k used, 139396k free, 162632k > >>> >> buffers > >>> >> Swap: 1835000k total, 14984k used, 1820016k free, 220644k > cached > >>> >> > >>> >> http://imgur.com/blULjDa shows the hypervisor panel of Horizon. As > you > >>> >> can > >>> >> see, Compute 3 has fewer resources used, but none of the compute > nodes > >>> >> should be anywhere near overloaded from what I can tell. > >>> >> > >>> >> Any ideas? Let me know if I’m missing anything obvious that would > help > >>> >> with figuring this out! > >>> >> > >>> >> Hannah > >>> >> > >>> >> > >>> >> > >>> >> > >>> >> > >>> >> > >>> >> *********** > >>> >> > >>> >> Radiant Worlds Limited is registered in England (company no: > 07822337). > >>> >> This message is intended solely for the addressee and may contain > >>> >> confidential information. If you have received this message in error > >>> >> please > >>> >> send it back to us and immediately and permanently delete it from > your > >>> >> system. Do not use, copy or disclose the information contained in > this > >>> >> message or in any attachment. Please also note that transmission > cannot > >>> >> be > >>> >> guaranteed to be secure or error-free. > >>> >> > >>> >> _______________________________________________ > >>> >> Mailing list: > >>> >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >>> >> Post to : openstack@lists.openstack.org > >>> >> Unsubscribe : > >>> >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >>> >> > >>> >> > >>> >> > >>> >> -- > >>> >> Sent from my Android device with K-9 Mail. Please excuse my brevity. > >>> >> > >>> >> > >>> >> *********** > >>> >> > >>> >> Radiant Worlds Limited is registered in England (company no: > 07822337). > >>> >> This message is intended solely for the addressee and may contain > >>> >> confidential information. If you have received this message in error > >>> >> please > >>> >> send it back to us and immediately and permanently delete it from > your > >>> >> system. Do not use, copy or disclose the information contained in > this > >>> >> message or in any attachment. Please also note that transmission > cannot > >>> >> be > >>> >> guaranteed to be secure or error-free. > >>> >> > >>> >> _______________________________________________ > >>> >> Mailing list: > >>> >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >>> >> Post to : openstack@lists.openstack.org > >>> >> Unsubscribe : > >>> >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >>> >> > >>> >> > >>> >> > >>> >> _______________________________________________ > >>> >> Mailing list: > >>> >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >>> >> Post to : openstack@lists.openstack.org > >>> >> Unsubscribe : > >>> >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >>> >> > >>> >> > >>> > > >>> > > >>> > _______________________________________________ > >>> > Mailing list: > >>> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >>> > Post to : openstack@lists.openstack.org > >>> > Unsubscribe : > >>> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >>> > > >> > >> >
_______________________________________________ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack Post to : openstack@lists.openstack.org Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
