Messages in this thread | | | Subject | Re: many rx packets dropped since 2.6.37 | From | Eric Dumazet <> | Date | Wed, 25 Apr 2012 19:43:01 +0200 |
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On Wed, 2012-04-25 at 16:38 +0200, Chris wrote: > 2012/4/25 Eric Dumazet <eric.dumazet@gmail.com>: > >> Why do we see dropped packets only in virtual environments and bonded > >> network interfaces and not on real network interfaces? > > > > This has to be investigated, eventually. > > Do you have the opportunity to test it? Just install fedora 16 (linux > 3.3) or ubuntu 12.04 (linux 3.2) as guest under kvm and use as virtual > network card virtio_net or e1000. > > You will see many lost rx packets and i have no idea why???
You can use drop_monitor / dropwatch to figure out
https://fedorahosted.org/dropwatch/
http://prefetch.net/blog/index.php/2011/07/11/using-netstat-and-dropwatch-to-observe-packet-loss-on-linux-servers/
Or just ignore the thing, if no user side effect is noticed.
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