<ramamurthy.suresh@wipro.com>
2008-Jul-02  11:43 UTC
[Xen-users] FW: Reg: Throughput b/w domU & dom0
Hi all,
 
I used netperf to measure throughput between dom0 & domU. 
 
The throughput between dom0 -> domU was 256.00 Mb/sec
                                    domU -> dom0 was 401.15 Mb/sec.
 
1) Dom0 -> DomU:
 
Recv 
Socket 
Size bytes
Send
Socket
Size bytes
Send 
Message
Size bytes
Elapsed
Time
Secs.
Throughput
Mbs/sec
87380 
16384 
16384 
10.01
231.61
 
 
2) DomU -> Dom0:
 
Recv 
Socket 
Size bytes
Send
Socket
Size bytes
Send 
Message
Size bytes
Elapsed
Time
Secs.
Throughput
Mbs/sec
87380 
16384 
16384 
10.01
409.11
 
The throughput between dom0 & domU seems to be very asymmetry. To my
surprise the throughput between domU -> dom0 is more. The value which I
specified are consistent values. Is there any reason for throughput
being more between domU -> dom0? Please share if you have any
information regarding this.
 
Thanks in advance,
Suresh.
 
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