[netperf-talk] Comparing results of a netperf test with Solaris Tools
Thomas
catch201102 at uni.de
Wed Apr 6 07:08:31 PDT 2011
Hello,
my first mail to the list :)
I run a set of tests with netperf:
for i in 1 2 3 4 ; do netperf -H netserver -c -C -i 10 -P 0 -- -s 128k
-S 128k & done
!!! WARNING
!!! Desired confidence was not achieved within the specified iterations.
!!! This implies that there was variability in the test environment that
!!! must be investigated before going further.
!!! Confidence intervals: Throughput : 15.680%
!!! Local CPU util :
10.129%
!!! Remote CPU util : 6.731%
128104 128000 128000 10.00 212.92 56.40
70.73 43.636 54.742
!!! WARNING
!!! Desired confidence was not achieved within the specified iterations.
!!! This implies that there was variability in the test environment that
!!! must be investigated before going further.
!!! Confidence intervals: Throughput : 17.850%
!!! Local CPU util :
10.128%
!!! Remote CPU util : 6.758%
128104 128000 128000 10.00 213.60 56.40
70.74 43.595 54.697
!!! WARNING
!!! Desired confidence was not achieved within the specified iterations.
!!! This implies that there was variability in the test environment that
!!! must be investigated before going further.
!!! Confidence intervals: Throughput : 12.001%
!!! Local CPU util :
10.168%
!!! Remote CPU util : 6.761%
128104 128000 128000 10.00 220.80 56.39
70.73 41.987 52.595
!!! WARNING
!!! Desired confidence was not achieved within the specified iterations.
!!! This implies that there was variability in the test environment that
!!! must be investigated before going further.
!!! Confidence intervals: Throughput : 24.409%
!!! Local CPU util :
10.398%
!!! Remote CPU util : 6.766%
128104 128000 128000 10.02 201.56 56.38
70.73 46.549 58.390
[1] Done netperf -H netserver -c
-C -i 10 -P 0 -- -s 128k -S 128k (wd: ~)
(wd now: /OPSTEST/tackerma)
[2] Done netperf -H netserver
-c -C -i 10 -P 0 -- -s 128k -S 128k (wd: ~)
(wd now: /OPSTEST/tackerma)
[3]- Done netperf -H netserver -c
-C -i 10 -P 0 -- -s 128k -S 128k (wd: ~)
(wd now: /OPSTEST/tackerma)
[4]+ Done netperf -H netserver -c
-C -i 10 -P 0 -- -s 128k -S 128k (wd: ~)
So, i assume that about 850MB were transmitted.
>>> 212.92 + 213.60 + 220.80 + 201.56
848.87999999999988
I watched this test with several OS and system tools:
nicstat-1.22/nicstat.Solaris.sparc -n 10
Time Int rKB/s wKB/s rPk/s wPk/s
rAvs wAvs %Util Sat
14:04:05 bge0 5.76 0.09 34.89 1.30
169.2 68.31 0.00 0.00
14:04:15 bge0 6.90 0.09 39.31 1.40
179.6 67.71 0.01 0.00
14:04:25 bge0 66432.7 0.06 44952.4 1.00 1513.3
65.80 54.4 0.00
14:04:35 bge0 97336.8 0.07 65858.5 1.10 1513.4
65.82 79.7 0.00
14:04:45 bge0 106039 0.09 71754.2 1.30 1513.3
67.85 86.9 0.00
14:04:55 bge0 116455 0.08 78784.6 1.19 1513.6
65.83 95.4 0.00
14:05:05 bge0 103871 0.07 70285.7 1.11 1513.3
68.36 85.1 0.00
14:05:15 bge0 108125 0.28 73148.8 1.90 1513.6
152.6 88.6 0.00
14:05:25 bge0 107270 0.11 72562.5 1.40 1513.8
83.57 87.9 0.00
14:05:35 bge0 117035 0.09 79179.9 1.30 1513.6
68.00 95.9 0.00
14:05:45 bge0 107024 0.11 72394.8 1.30 1513.8
83.92 87.7 0.00
14:05:55 bge0 107191 0.07 72514.6 1.10 1513.7
65.82 87.8 0.00
14:06:05 bge0 50169.2 0.07 33961.3 1.10 1512.7
65.82 41.1 0.00
14:06:15 bge0 6.49 0.14 39.91 1.80
166.5 81.50 0.01 0.00
./tcpstat.d_10s
TCP_out TCP_outRe TCP_in TCP_inDup TCP_inUn
984 0
216 0 0
2044 0 868107184
0 9183872
4478 0 978826459
0 10973360
3060 0 1051471652
0 9635584
3008 0 1050969704
0 9083768
3032 0 1039588008
1448 9397584
4624 0 1069841236
0 9893776
3294 0 1063289869
0 9569424
2996 0 1053051824
0 9521664
3173 0 1065730188
0 8924416
4390 0 1060844483
0 9783496
2148 0 213176464
0 1949288
1421 0
549 0 0
./sysperfstat.pl 10
------ Utilisation ------ ------ Saturation
------
Time %CPU %Mem %Disk %Net CPU
Mem Disk Net
14:04:12 2.34 11.44 0.00 0.04 0.60 0.00
0.00 0.00
14:04:22 25.31 11.54 7.13 57.16 0.40 0.00
0.00 0.00
14:04:33 62.30 11.58 0.00 167.63 0.40 0.00
0.00 0.00
14:04:43 70.48 11.61 0.00 183.50 1.89 0.00
0.00 0.00
14:04:53 65.37 11.65 8.31 175.27 0.80 0.00
0.00 0.00
14:05:03 71.65 11.68 6.57 167.08 0.99 0.00
0.00 0.00
14:05:13 65.48 11.71 0.00 195.03 0.69 0.00
0.00 0.00
14:05:23 64.51 11.75 8.21 174.61 0.79 0.00
0.00 0.00
14:05:33 65.69 11.86 0.00 175.13 0.40 0.00
0.00 0.00
14:05:43 66.90 11.81 0.00 191.91 1.79 0.00
0.00 0.00
14:05:53 64.84 11.85 7.10 174.58 0.60 0.00
0.00 0.00
14:06:03 46.51 11.44 0.00 117.98 0.30 0.00
0.00 0.00
14:06:13 2.19 11.44 0.00 0.04 0.60 0.00
0.00 0.00
../bin/se nx.se 10
14:04:12 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 0.7 1.0 0.03 0.12 0.00 0.00
0.0 0.00 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 37.7 1.2 6.48 0.08 0.000 0.000
0.0 0.00 0.00
bge1 36.3 2.8 6.37 0.29 0.000 0.000
0.0 0.00 0.00
bge2 2.2 2.4 0.18 0.18 0.000 0.000
0.0 0.00 0.00
bge3 2.5 2.3 0.23 0.17 0.000 0.000
0.0 0.00 0.00
14:04:22 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 22849.5 1.0 32231.14 0.20 0.00 0.00
0.0 0.80 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 16358.0 1.0 24146.71 0.06 0.000 0.000
0.0 0.00 0.00
bge1 31.2 2149.1 5.25 149.66 0.000 0.000 0.0
0.00 0.00
bge2 2.7 2.3 0.27 0.19 0.000 0.000
0.0 0.00 0.00
bge3 1.9 1.9 0.12 0.12 0.000 0.000
0.0 0.00 0.00
14:04:32 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 70802.8 1.7 99860.03 0.44 0.00 0.00
0.0 0.50 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 76169.3 1.2 112587.84 0.08 0.000 0.000
0.0 0.00 0.00
bge1 36.5 10615.4 6.10 737.66 0.000 0.000 0.0
0.00 0.00
bge2 3.1 2.7 0.30 0.21 0.000 0.000
0.0 0.00 0.00
bge3 2.3 2.2 0.15 0.14 0.000 0.000
0.0 0.00 0.00
14:04:42 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 70290.7 1.4 99111.98 0.30 0.00 0.00
0.0 0.40 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 68262.3 1.3 100870.34 0.09 0.000 0.000
0.0 0.00 0.00
bge1 34.0 11692.4 5.89 810.57 0.000 0.000 0.0
0.00 0.00
bge2 3.0 3.2 0.35 0.35 0.000 0.000
0.0 0.00 0.00
bge3 2.0 2.0 0.15 0.13 0.000 0.000
0.0 0.00 0.00
14:04:52 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 74031.4 1.3 104419.59 0.30 0.00 0.00
0.0 0.40 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 72090.2 1.2 106559.85 0.08 0.000 0.000
0.0 0.00 0.00
bge1 33.7 9893.7 5.68 685.94 0.000 0.000 0.0
0.00 0.00
bge2 2.0 2.3 0.13 0.17 0.000 0.000
0.0 0.00 0.00
bge3 2.8 2.2 0.28 0.16 0.000 0.000
0.0 0.00 0.00
14:05:02 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 71402.9 1.2 100687.96 0.29 0.00 0.00
0.0 0.40 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 76589.5 1.1 113191.06 0.07 0.000 0.000
0.0 0.00 0.00
bge1 36.4 12128.9 6.01 840.04 0.000 0.000 0.0
0.00 0.00
bge2 2.2 2.1 0.14 0.13 0.000 0.000
0.0 0.00 0.00
bge3 3.2 2.8 0.34 0.23 0.000 0.000
0.0 0.00 0.00
14:05:12 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 75003.4 1.5 105785.48 0.32 0.00 0.00
0.0 0.40 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 73186.5 1.4 108176.92 0.11 0.000 0.000
0.0 0.00 0.00
bge1 35.0 10130.7 6.06 702.60 0.000 0.000 0.0
0.00 0.00
bge2 2.0 2.1 0.13 0.14 0.000 0.000
0.0 0.00 0.00
bge3 2.8 2.7 0.29 0.26 0.000 0.000
0.0 0.00 0.00
14:05:22 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 74152.6 1.4 104598.08 0.43 0.00 0.00
0.0 0.50 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 72394.3 1.7 107015.80 0.25 0.000 0.000
0.0 0.00 0.00
bge1 33.2 10090.5 5.47 699.50 0.000 0.000 0.0
0.00 0.00
bge2 2.5 1.9 0.23 0.12 0.000 0.000
0.0 0.00 0.00
bge3 2.1 2.4 0.17 0.19 0.000 0.000
0.0 0.00 0.00
14:05:32 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 74356.8 1.4 104877.81 0.32 0.00 0.00
0.0 0.40 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 72267.1 1.4 106825.49 0.11 0.000 0.000
0.0 0.00 0.00
bge1 34.3 9607.7 5.85 666.12 0.000 0.000 0.0
0.00 0.00
bge2 2.8 2.0 0.28 0.13 0.000 0.000
0.0 0.00 0.00
bge3 2.1 2.5 0.14 0.20 0.000 0.000
0.0 0.00 0.00
14:05:42 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 73952.7 1.4 104306.72 0.31 0.00 0.00
0.0 0.40 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 79403.5 1.4 117373.51 0.11 0.000 0.000
0.0 0.00 0.00
bge1 36.5 11148.0 6.24 772.15 0.000 0.000 0.0
0.00 0.00
bge2 3.4 3.0 0.37 0.31 0.000 0.000
0.0 0.00 0.00
bge3 2.1 2.2 0.14 0.15 0.000 0.000
0.0 0.00 0.00
14:05:52 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 73571.5 1.4 103783.93 0.43 0.00 0.00
0.0 0.50 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 71733.9 1.2 106045.25 0.08 0.000 0.000
0.0 0.00 0.00
bge1 34.8 9590.5 5.71 665.08 0.000 0.000 0.0
0.00 0.00
bge2 2.4 2.4 0.20 0.19 0.000 0.000
0.0 0.00 0.00
bge3 2.4 2.0 0.20 0.13 0.000 0.000
0.0 0.00 0.00
14:06:02 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 53402.0 0.8 75321.52 0.19 0.00 0.00
0.0 0.00 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 56056.9 1.1 82846.81 0.07 0.000 0.000
0.0 0.00 0.00
bge1 37.2 7997.7 6.58 554.43 0.000 0.000 0.0
0.00 0.00
bge2 2.0 2.3 0.13 0.19 0.000 0.000
0.0 0.00 0.00
bge3 2.7 1.9 0.28 0.12 0.000 0.000
0.0 0.00 0.00
14:06:12 Iseg/s Oseg/s InKB/s OuKB/s Rst/s Atf/s Ret% Icn/s Ocn/s
tcp 0.9 1.1 0.05 0.14 0.00 0.00
0.0 0.00 0.00
Name Ipkt/s Opkt/s InKB/s OuKB/s IErr/s OErr/s Coll% NoCP/s Defr/s
bge0 36.4 1.6 5.91 0.13 0.000 0.000
0.0 0.00 0.00
bge1 34.8 2.8 5.77 0.29 0.000 0.000
0.0 0.00 0.00
bge2 2.0 2.9 0.13 0.28 0.000 0.000
0.0 0.00 0.00
bge3 3.0 2.1 0.33 0.14 0.000 0.000
0.0 0.00 0.00
So far, it seems that most tools show about the same numbers - beside the
DTrace script "tcpstat.d", which output i just do not understand.
I asked on the DTrace Talk mailinglist already ...
What do you think about thise tools to measure network performance?
Which tools to YOU use instead of DTrace scripts, the SE toolkit or those
perlscript (using kstat)?
Which one is mostly correct or usable?
For example, sysperfstat.pl shows network usage of nearly 200% - how can
that be?
Are there better ways to check for overload in the network?
Thank you very much!
[ Tolle Angebote findet ihr unter: http://www.uni.de/shopping ]
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