Messages in this thread | | | Date | Wed, 25 Apr 2012 14:34:45 +0200 | Subject | Re: many rx packets dropped since 2.6.37 | From | Chris <> |
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2012/4/25 Eric Dumazet <eric.dumazet@gmail.com>: > On Wed, 2012-04-25 at 13:03 +0200, Chris wrote: >> Hello, >> >> There is a bug since 2.6.37 with dropped rx packets in virtual >> environments (like kvm) and bonded network interfaces. >> >> References: >> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/890475 >> https://bugzilla.redhat.com/show_bug.cgi?id=709551 >> >> This change has led to: >> commit caf586e5f23cebb2a68cbaf288d59dbbf2d74052 >> Author: Eric Dumazet <eric.dumazet@gmail.com> >> Date: Thu Sep 30 21:06:55 2010 +0000 >> >> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=caf586e5f23cebb2a68cbaf288d59dbbf2d74052 >> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8990f468a >> >> Would it be possible to remove this patch? >> >> -- >> Chris > > Its no possible to remove this patch. > > If you want to ignore fact that packets _are_ dropped, just ignore the > counter. > > We want to track dropped packets, not hide them.
Are you sure that these packets are really dropped? I see a lot of more packets dropped with virtio_net instead of e1000. (KVM environments)
Why do we see dropped packets only in virtual environments and bonded network interfaces and not on real network interfaces?
-- Chris -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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