Re: [Xen-users] udp packet loss

[jonr@xxxxxxxxxx]

Quoting Hongbo Zhu <hongbo_zhu@xxxxxxxxx>:

> I was sending 5000 syslog messages per second to a virtual machine   
> running on a CentOS 5.2 host, I have a program running on the   
> virtual machine that receives and processes the syslog messages.   
> What I observed is that there is about 30% packets dropped by the   
> dom0 peth0 interface. During the test period, the CPU usage on the   
> virtual machine is about 30-40%. I already did : echo 256 >   
> /sys/class/net/eth0/rxbuf_min on the domU.
> Does anyone know how this happen?
>
> Thanks,
>
> Hongbo
In 'dmesg' are you seeing connection tracking full dropping packets or  
something similar?
Jon



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