Re: networking errors, what do they mean?
On Fri, 11 May 2012 14:33:27 +0100, Shaun wrote:
> Background.
>
> I have a machine with two NIC interfaces. I run them in a bond (failover
> mode). I then have a bridging interface, br0, which uses bond0.
>
> The bond0 is showing errors in ifconfig -a.
>
> bond0 Link encap:Ethernet HWaddr b8:ad:6f:92:eb:c3
> inet6 addr: fe80::baac:6eff:fe92:ebc3/64 Scope:Link UP
> BROADCAST RUNNING MASTER MULTICAST MTU:1500 Metric:1 RX
> packets:4445581 errors:0 dropped:0 overruns:0 frame:0 TX
> packets:1487769 errors:1084 dropped:0 overruns:0 carrier:1084
> collisions:2657 txqueuelen:0
> RX bytes:423232914 (403.6 MiB) TX bytes:389781613 (371.7 MiB)
>
> If I look at the slave devices eth1 shows no errors whereas eth0 does.
> Not too surprising ass the active slave is currently eth0.
A couple of articles talking about transmission errors:
http://www.johnnypez.com/linux/ifconfig-eth0-shows-packet-errors/
http://www.linuxweblog.com/ifconfig-packet-errors
> br0 is used by various KVM VMs all with static IPs. My question is I've
> not noticed any untoward misbehaviour of any networked services. But is
> this something I should worry about/investigate. And if so how?
While the amount of packet errors is not very high (1084) it's something
to watch :-?
Greetings,
--
Camaleón
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