[CentOS] kernel NETDEV WATCHDOG: eth0: transmit timed out

Peter Kjellström cap at nsc.liu.se
Fri Mar 4 14:16:15 UTC 2011

On Friday, March 04, 2011 10:18:53 am sync wrote:
> Hi , all :
> Sometimes  my server network connection on Linux goes down with short
> message in syslog saying: "[localhost kernel] NETDEV WATCHDOG: eth0:
> transmit timed out" (or similar).
> By the way , I installed the CentOS 5.4 x86_64 bit and the kernel version
> was  2.6.18-164.

5.4 w/o updates is 1) (more) buggy and insecure 2) behind on driver versions. 
That's one general and on specific reason for you to type "yum update" 
(preferably before you invest too much time investigating this hw/driver 

> Has anyone experienced this problem or is it the bug of the kernel ?
> I restart the network and that problem have resolved just now.
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