Maybe this also could be reference http://42.62.73.30/wordpress/wp-content/uploads/2013/10/Neutron-performance -testing.pdf
On 17/12/15 18:32, "Satish Patel" <satish....@gmail.com> wrote: >We have our own custom application running on guest VM. i am just >checking performance of VM. but i found if load go little up machine >start breaking ping. > >I didn't run iperf test yet. which i am going to run in a min. > >On Thu, Dec 17, 2015 at 11:28 AM, Vahric Muhtaryan <vah...@doruk.net.tr> >wrote: >> Okay Satish , >> >> Im not expert and do not want to divert you wrong direction. >> I want to make your test on my server to cross check , can you pls >>explain >> how and with what tool and to where you are making this test. >> >> Regards >> VM >> >> On 17/12/15 18:11, "Satish Patel" <satish....@gmail.com> wrote: >> >>>Thanks for reply, >>> >>>Following is my guest xml file. >>> >>>I am using Openstack JUNO and it use OVS. >>> >>><interface type='bridge'> >>> <mac address='fa:16:3e:cd:2a:a4'/> >>> <source bridge='qbrdd55b834-f8'/> >>> <target dev='tapdd55b834-f8'/> >>> <model type='virtio'/> >>> <alias name='net0'/> >>> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' >>>function='0x0'/> >>> </interface> >>> >>> >>>Following is TOP command on guest machine, at this point i am getting >>>ping breaks >>> >>>top - 16:10:30 up 20:46, 1 user, load average: 4.63, 4.41, 3.60 >>>Tasks: 165 total, 6 running, 159 sleeping, 0 stopped, 0 zombie >>>%Cpu0 : 15.1 us, 12.3 sy, 0.0 ni, 60.9 id, 0.0 wa, 0.0 hi, 0.3 si, >>>11.4 st >>>%Cpu1 : 22.9 us, 17.2 sy, 0.0 ni, 51.4 id, 0.0 wa, 0.0 hi, 0.3 si, >>>8.2 st >>>%Cpu2 : 28.8 us, 22.4 sy, 0.0 ni, 47.5 id, 0.0 wa, 0.0 hi, 1.0 si, >>>0.3 st >>>%Cpu3 : 16.6 us, 15.0 sy, 0.0 ni, 66.4 id, 0.0 wa, 0.0 hi, 0.3 si, >>>1.7 st >>>%Cpu4 : 9.8 us, 11.8 sy, 0.0 ni, 0.0 id, 75.4 wa, 0.0 hi, 0.3 si, >>>2.6 st >>>%Cpu5 : 7.6 us, 6.1 sy, 0.0 ni, 81.4 id, 0.0 wa, 0.0 hi, 4.2 si, >>>0.8 st >>>%Cpu6 : 8.1 us, 7.4 sy, 0.0 ni, 83.0 id, 0.0 wa, 0.0 hi, 1.4 si, >>>0.0 st >>>%Cpu7 : 17.8 us, 17.8 sy, 0.0 ni, 64.1 id, 0.0 wa, 0.0 hi, 0.3 si, >>>0.0 st >>>KiB Mem : 8175332 total, 4630124 free, 653284 used, 2891924 >>>buff/cache >>>KiB Swap: 0 total, 0 free, 0 used. 7131540 avail >>>Mem >>> >>> >>>On Thu, Dec 17, 2015 at 11:06 AM, Vahric Muhtaryan <vah...@doruk.net.tr> >>>wrote: >>>> Hello , >>>> >>>> Cool ! Todays I am testing to but not such way just only KVM. >>>> >>>> Wonder 2/3 things ; >>>> >>>> 1) Are you using virtio? >>>> <model type='virtio¹/> >>>> >>>> >>>> 2) is your vm saturating %100 of cpu inside guest ? >>>> >>>> 3) Using OVS or bridge ? >>>> >>>> Regards >>>> Vahric Muhtaryan >>>> >>>> On 17/12/15 17:41, "Satish Patel" <satish....@gmail.com> wrote: >>>> >>>>>I am doing some testing on Openstack VM network performance. following >>>>>i am doing >>>>> >>>>>Comute node: 8 CPU / 32GB mem >>>>>VM instance: 8vCPU / 8GB mem >>>>> >>>>>when i am running heavy load application, immediate my ping started >>>>>breaking for VM.. but at same time if i ping Compute Host, its working >>>>>fine without any packet loss. >>>>> >>>>>I have disabled GSO/TSO setting on eth0 but still same result. i have >>>>>notice when it reach 250mbps my ping start breaking... >>>>> >>>>>_______________________________________________ >>>>>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
