Re: XenServer 6.5(SP1) - HVM 're0: watchdog timeout' errors - summary...

In the vain hope this'll help others having this issue... Having looked at this now for some time - and run a lot of tests, the current best solution to allow a FreeBSD domU under XenServer 6.5 to act as a gateway, or run OpenVPN (or dhcpd etc.) and remain agile - is to switch to VirtIO

[Bug 154428] [xen] xn0 network interface and PF - Massive performance drop

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=154428 --- Comment #13 from Bryan Drewery --- (In reply to Bryan Drewery from comment #11) > I just hit this on 10.1-GENERIC on EC2. Empty pf.conf with pf enabled = > horrible performance. Disabling pf or TSO with pf fixes