 |
|
Transfer Tests
From: |
HEP@UCL, London, UK |
pc43@hep.ucl.ac.uk |
To:
|
SLAC, California, USA |
evagore.slac.stanford.edu |
Date: |
1st August 2001 |
|
Transfer tests using iperf with 'readvars' web100 monitoring.
Tests were conducted with 30 second transfers for various buffer sizes.
Settings




Buffer Size (kb) |
Test Number |
Transfer Rate (Mbits/sec) |
Recoveries (Delta) |
Timeouts (Delta) |
PktsOut (Delta) |
DataPktsOut (Delta) |
%DataPktsOut |
AckPktsOut (Delta) |
TimeoutsAfterFR (Delta) |
PktsRetrans (Delta) |
%PktsRetrans |
DupAcksIn (Delta) |
DSACKDups (Delta) |
SACKsRcvd (Delta) |
DataBytesOut (Delta) |
BytesRetrans (Delta) |
%BytesRetrans |
SumRTT (Delta) |
CountRTT (Delta) |
AveragRTT |
Ave Dynamic Buffer (kB) |
|
4 |
1 |
0.45 |
0 |
0 |
1285 |
1284 |
0.9992218 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1753088 |
0 |
0.0000000 |
92010 |
655 |
140.4732824 |
8 |
|
8 |
1 |
0.79 |
0 |
0 |
2244 |
2243 |
0.9995544 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
3063808 |
0 |
0.0000000 |
219440 |
1463 |
149.9931647 |
14.52451509 |
|
16 |
1 |
1.60 |
0 |
0 |
4329 |
4328 |
0.9997690 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
5911728 |
0 |
0.0000000 |
356570 |
2426 |
146.9785655 |
27.9609375 |
|
32 |
1 |
3.10 |
0 |
0 |
8429 |
8428 |
0.9998814 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
11515056 |
0 |
0.0000000 |
615780 |
4237 |
145.3339627 |
54.53582974 |
|
64 |
1 |
6.20 |
0 |
0 |
17104 |
17103 |
0.9999415 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
23368880 |
0 |
0.0000000 |
1104060 |
7880 |
140.1091371 |
107.6864224 |
|
96 |
1 |
9.20 |
0 |
0 |
25335 |
25334 |
0.9999605 |
1 |
0 |
0 |
0 |
1 |
2 |
3 |
34616496 |
0 |
0.0000000 |
1617930 |
11564 |
139.9109305 |
158.7168642 |
|
128 |
1 |
12.20 |
0 |
0 |
33773 |
33772 |
0.9999704 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
46145536 |
0 |
0.0000000 |
2107250 |
14977 |
140.6990719 |
212.420528 |
|
192 |
1 |
14.80 |
1 |
0 |
38957 |
38951 |
0.9998460 |
1 |
0 |
5 |
0.000128347 |
238 |
241 |
29630 |
55926784 |
6744 |
0.0001206 |
2712720 |
19357 |
140.1415509 |
255.7176724 |
|
256 |
1 |
8.50 |
1 |
0 |
22353 |
22342 |
0.9995079 |
1 |
0 |
10 |
0.000447367 |
139 |
66 |
4983 |
32350208 |
14480 |
0.0004476 |
1608460 |
11525 |
139.5626898 |
146.9162177 |
|
256 |
2 |
13.60 |
1 |
0 |
35448 |
35446 |
0.9999436 |
1 |
0 |
1 |
2.82103E-05 |
246 |
247 |
30628 |
51322880 |
1448 |
0.0000282 |
2527000 |
18083 |
139.7445114 |
|
|
256 |
3 |
11.60 |
2 |
0 |
30210 |
30197 |
0.9995697 |
1 |
0 |
12 |
0.000397219 |
498 |
369 |
67043 |
43655168 |
16880 |
0.0003867 |
2136830 |
15279 |
139.854048 |
|
|
384 |
1 |
12.30 |
2 |
0 |
32262 |
32250 |
0.9996280 |
1 |
0 |
11 |
0.000340958 |
680 |
665 |
101876 |
46691504 |
15928 |
0.0003411 |
2276190 |
16294 |
139.6949797 |
211.2435345 |
|
384 |
2 |
14.50 |
2 |
0 |
38121 |
38018 |
0.9972981 |
1 |
0 |
102 |
0.002675691 |
647 |
546 |
147591 |
55017472 |
139760 |
0.0025403 |
2700650 |
19282 |
140.0606784 |
|
|
384 |
3 |
17.10 |
2 |
0 |
45565 |
45455 |
0.9975859 |
1 |
0 |
109 |
0.002392187 |
651 |
78 |
149691 |
64782336 |
148904 |
0.0022985 |
3104440 |
22052 |
140.7781607 |
|
|
512 |
1 |
14.80 |
3 |
0 |
39320 |
39150 |
0.9956765 |
1 |
0 |
169 |
0.004298067 |
1086 |
1006 |
270595 |
56636592 |
231816 |
0.0040930 |
2741160 |
19571 |
140.0623371 |
272.6802263 |
|
512 |
2 |
9.10 |
1 |
1 |
24065 |
24057 |
0.9996676 |
1 |
1 |
7 |
0.000290879 |
609 |
24 |
185473 |
34832384 |
10136 |
0.0002910 |
1699910 |
12150 |
139.9102881 |
|
512 |
3 |
25.90 |
1 |
0 |
67604 |
67505 |
0.9985356 |
1 |
0 |
98 |
0.001449618 |
558 |
548 |
81488 |
97746944 |
141904 |
0.0014517 |
4807470 |
34089 |
141.0270175 |
|
640 |
1 |
0.54 |
0 |
0 |
2268 |
2267 |
0.9995591 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
3282096 |
0 |
0.0000000 |
238400 |
1614 |
147.7075589 |
9.8984375 |
768 |
1 |
54.00 |
0 |
0 |
2440 |
2439 |
0.9995902 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
3530752 |
0 |
0.0000000 |
248050 |
1675 |
148.0895522 |
9.8984375 |
1024 |
1 |
0.55 |
0 |
0 |
2785 |
2784 |
0.9996409 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
4030464 |
0 |
0.0000000 |
278690 |
1902 |
146.5247108 |
9.8984375 |
1024 |
2 |
0.55 |
0 |
0 |
2785 |
2784 |
0.9996409 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
4030464 |
0 |
0.0000000 |
292330 |
1994 |
146.6048144 |
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Wed, 23 July, 2003 13:07
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© 2001-2003, Yee-Ting Li, email: ytl@hep.ucl.ac.uk,
Tel: +44 (0) 20 7679 1376, Fax: +44 (0) 20 7679 7145
Room D14, High Energy Particle Physics, Dept. of Physics & Astronomy,
UCL, Gower St, London, WC1E 6BT |
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