Re: Strange network behaviour

Pelle
2007-12-05T10:55:34Z

Hi,

Is there a fast and simple way to tell the version of the binary?
I think I remember something about that on this mailing list, but I
can't find it in 'qemu-system-x86_64 -h'

Avi Kivity wrote:
> Mike wrote:
>
>> Now I noticed a strange behaviour.
>> I have a gameserver running in a guest os. No problems on performance
>> side, really fast.
>> The only thing, when I make a ping test after unspecific time periods I
>> get this: (this peaks are even there if the gameserver isn't running)
>>
>>
>> As you can see, no peaks.
>> Example of start command from a guest:
>> kvm -hda apache.img -hdb apache_storage.img -m 512 -boot c -net
>> nic,vlan=0,macaddr=00:16:3e:00:00:01,model=rtl8139 -net tap -nographic
>> -daemonize
>>
>> Here the pings from the guest started with the command line listed above:
>>
>> Reply from 195.24.77.171: bytes=32 time=37ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=37ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=97ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=60ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=186ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=363ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=368ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=972ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=673ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=1133ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=1198ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=1881ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=2341ms TTL=57
>> Reply from 195.24.77.171: bytes=32 time=2401ms TTL=57
>>
>>
>
> What guest are you running?
>
> 'kvm' isn't the name of the binary generated by make. Are you sure it
> is actually the binary from kvm-55?