Re: Help understanding error: skb rides the rocket

2014-11-29 Thread lee
SL writes: > On one of our quite busy (virtual) Debian 6 servers we are seeing a lot of > messages in the syslog like this: > > kernel: xen_netfront: xennet: skb rides the rocket: 19 slots I've had some of these messages with the backports kernels. Since the backports kernels don't boot when th

Re: Help understanding error: skb rides the rocket

2014-11-27 Thread Henrique de Moraes Holschuh
On Thu, 27 Nov 2014, Henrique de Moraes Holschuh wrote: > The xennet kernel driver is broken. BTW, look here: https://bugs.archlinux.org/task/40244 Might offer you hints of a real fix. -- "One disk to rule them all, One disk to find them. One disk to bring them all and in the darkness grind

Re: Help understanding error: skb rides the rocket

2014-11-27 Thread Henrique de Moraes Holschuh
On Thu, 27 Nov 2014, SL wrote: > kernel: xen_netfront: xennet: skb rides the rocket: 19 slots https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1317811 http://www.brendangregg.com/blog/2014-09-11/perf-kernel-line-tracing.html Try disabling TSO in xennet: ethtool -K eth0 sg off > - What might