[Xen-API] [XCP 1.5 Beta] Open vSwitch issues

[Mike Bursell <mike.bursell@xxxxxxxxxx>]

> I'm having some obscure networking issues on XCP 1.5 beta. I have following
> configuration in  my lab:
> 1) Pool 1, 2 hosts
> Host A (IBM x3650), 2 BCM5708 NICs
> Host B (HP Proliant DL320 G5) 2 BCM5714 NICs
> 
> NIC 0 on both hosts used exclusively for management NIC 1 has several
> VLANs with attached VMs
> 
> Pool was upgraded from XCP 1.1 release to XCP 1.5beta
>   After upgrade I've noticed that VMs on Host A are working perfectly, but on
> Host B we have network probles: I can ping to/from VMs, but TCP sessions
> almost unusable (timeout all the time). If I switch Host B to bridge more
> (using /etc/xensource/network.conf) everything works perfectly.
> 
> 2) Also I have a standalone clean XCP 1.5 beta install from scratch on a Host
> identical to Host be in case 1.
> It also has the same network problems. But if I try to switch bridge mode in
> network.conf it boots without network setup at all.
> 
> Does it mean, that bridge mode will not supported anymore? How can I tune
> open vSwitch to fix these issues.

We have a suspicion this end that the problems you're encountering may be fixed 
in the release - are you able to take a later drop, or wait for RTM?

-Mike.

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