"Denis V. Lunev" <den@xxxxx> writes: > Kirill Korotaev wrote: >> >> if network device inside container has MTU higher then eth0 outside the > container, >> then packets will get fragmented. >> First time to MTU1 inside container and refragmented to MTU2 >> outside the container. At least this is the reason we use ethernet MTU >> on venet devices in OpenVZ - to avoid framentation. > > frankly speaking, there are another points, which can call to > pskb_expand_head. Hard header size on container network device should be > the same as on real one. I believe it is the case that I have a 1500 byte mtu with an ethernet header. Although it may be I didn't reserve extra hard header space or something like that. Eric _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/containers
