[netperf-talk] CPU Utilization Issues

Lentz, Benjamin A. blentz at cswg.com
Tue Feb 9 12:20:30 PST 2010


Our vendor is reporting that in request-response tests, our IBM 3850
system is running about half as fast as their small Core 2 Duo system.
Any idea what would cause these values to be reported? I'm not sure what
to make of this.

Thanks again in advance!

On our vendor's smaller system:

[root at es3rac-1 src]# sh udp_rr_script 192.168.2.102

------------------------------------------------------
Testing with the following command line:
./netperf -l 60 -H 192.168.2.102 -i 10,2 -I 99,10 -t UDP_RR -- -r 1,1 -s
0 -S 0
262144 4194304 1        1       60.00    12763.70
262144 4194304

------------------------------------------------------
Testing with the following command line:
./netperf -l 60 -H 192.168.2.102 -i 10,2 -I 99,10 -t UDP_RR -- -r 64,64
-s 0 -S 0
262144 4194304 64       64      60.00    12190.79
262144 4194304

------------------------------------------------------
Testing with the following command line:
./netperf -l 60 -H 192.168.2.102 -i 10,2 -I 99,10 -t UDP_RR -- -r
100,200 -s 0 -S 0
262144 4194304 100      200     60.00    11546.24
262144 4194304

------------------------------------------------------
Testing with the following command line:
./netperf -l 60 -H 192.168.2.102 -i 10,2 -I 99,10 -t UDP_RR -- -r
1024,1024 -s 0 -S 0
262144 4194304 1024     1024    60.00    7662.73
262144 4194304

If you wish to submit these results to the netperf database at
http://www.cup.hp.com/netperf/NetperfPage.html, please submit each
datapoint individually. Individual datapoints are separated by
lines of dashes.


And from our larger system:

[root at ykrhappsch01 src]# sh udp_rr_script 192.168.101.11

------------------------------------------------------
Testing with the following command line:
./netperf -l 60 -H 192.168.101.11 -i 10,2 -I 99,10 -t UDP_RR -- -r 1,1
-s 0 -S 0
262144 4194304 1        1       60.00    7780.14
262144 4194304

------------------------------------------------------
Testing with the following command line:
./netperf -l 60 -H 192.168.101.11 -i 10,2 -I 99,10 -t UDP_RR -- -r 64,64
-s 0 -S 0
262144 4194304 64       64      60.00    7434.79
262144 4194304

------------------------------------------------------
Testing with the following command line:
./netperf -l 60 -H 192.168.101.11 -i 10,2 -I 99,10 -t UDP_RR -- -r
100,200 -s 0 -S 0
262144 4194304 100      200     60.00    7035.14
262144 4194304

------------------------------------------------------
Testing with the following command line:
./netperf -l 60 -H 192.168.101.11 -i 10,2 -I 99,10 -t UDP_RR -- -r
1024,1024 -s 0 -S 0
262144 4194304 1024     1024    60.00    4494.62
262144 4194304

If you wish to submit these results to the netperf database at
http://www.cup.hp.com/netperf/NetperfPage.html, please submit each
datapoint individually. Individual datapoints are separated by
lines of dashes.


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