Re: [Xen-users] Slow domU network

[Artur Schiefer <aschiefer@xxxxxx>]

hello philipp,

this is my xentop output when i am runnig the test. do you achieve
higher rates (should only be limited by memory throughtput).

ciao,
artur

xentop - 14:21:58   Xen 3.0.1
2 domains: 1 running, 0 blocked, 0 paused, 0 crashed, 0 dying, 0
shutdown
Mem: 1048104k total, 1039148k used, 8956k free    CPUs: 4 @ 2799MHz
      NAME  STATE   CPU(sec) CPU(%)     MEM(k) MEM(%)  MAXMEM(k)
MAXMEM(%) VCPUS NETS NETTX(k) NETRX(k) SSID
  Domain-0 -----r       1170  109.3     885948   84.5   no limit
n/a     4    8        0        0    0
 vm_apache ------        690   72.4     131068   12.5     139264
13.3     2    1  1196352    31262    0
Am Mittwoch, den 08.03.2006, 12:52 +0100 schrieb Philipp Jäggi:
> 
> Did you recoded the xentop output during your test? How much mem-max
> do you have for dom0 and your domU? 
> 
> bye Philipp 
> 
> 
> 
> 
> Artur Schiefer <aschiefer@xxxxxx> 
> Sent by:
> xen-users-bounces@xxxxxxxxxxxxxxxxxxx 
> 
> 03/08/2006 12:47 PM 
>          Please respond to
>          aschiefer@xxxxxx
> 
> 
> 
> 
>                To
> xen-users
> <xen-users@xxxxxxxxxxxxxxxxxxx> 
>                cc
> 
>           Subject
> [Xen-users] Slow
> domU network
> 
> 
> 
> 
> 
> 
> 
> 
> hello,
> 
> when i test network performance between dom0 <-> domU (xen 3.0.1tha3
> debian patches)with iperf i get only about 450 Mbits of throughput and
> lots of dropped packets on the vif-interface (bridged). In opposite to
> that, when i run the same test beetween two dom0 with bonded/teamed
> gigabit-nics i am able to achieve 1.6 Gbits of throughput.
> has someone made this obsevation as well (what is your throughput)?
> any solutions ?
> 
> cheers,
> artur
> 
> 
> 
> 
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