[Openstack] Poor instance network performance

Erdősi Péter fazy at niif.hu
Thu Dec 17 20:26:02 UTC 2015


2015. 12. 17. 18:07 keltezéssel, Satish Patel írta:
> On host (compute) machine tap device showing lots of TX packet loss.
>
> tapdd55b834-f8: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
>          inet6 fe80::fc16:3eff:fecd:2aa4  prefixlen 64  scopeid 0x20<link>
>          ether fe:16:3e:cd:2a:a4  txqueuelen 500  (Ethernet)
>          RX packets 1060731031  bytes 298573599135 (278.0 GiB)
>          RX errors 0  dropped 0  overruns 0  frame 0
>          TX packets 503372157  bytes 81345389820 (75.7 GiB)
>          TX errors 0  dropped 171333348 overruns 0  carrier 0  collisions 0
Did you increased MTU properly on tunnel adapters?

F




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