Iperf 2 / Tickets / #257 Handle UDP length errors

Fix is here

[root@fedora ~]# iperf -s -u -i 1024 -e -i 1
------------------------------------------------------------
Server listening on UDP port 5001 with pid 116013
Read buffer size: 1.44 KByte (Dist bin width= 183 Byte)
UDP buffer size:  208 KByte (default)
------------------------------------------------------------
[  1] local 192.168.1.232%eth1 port 5001 connected with 192.168.1.15 port 57114 (sock=3) (peer 2.1.10-master) on 2023-04-18 13:57:37.153 (PDT)
[ ID] Interval        Transfer     Bandwidth        Jitter   Lost/Total  Latency avg/min/max/stdev PPS Read/Timeo/LenErr NetPwr
[  1] 0.00-1.00 sec   130 KBytes  1.06 Mbits/sec   0.362 ms 0/130 (0%) 2.365/0.969/3.780/0.685 ms 131 pps 130/0/129 56.28
[  1] 1.00-2.00 sec   128 KBytes  1.05 Mbits/sec   0.371 ms 0/128 (0%) 2.311/0.917/3.612/0.625 ms 128 pps 128/0/128 56.73
[  1] 2.00-3.00 sec   128 KBytes  1.05 Mbits/sec   0.378 ms 0/128 (0%) 2.336/0.868/3.714/0.654 ms 128 pps 128/0/128 56.10
[  1] 3.00-4.00 sec   128 KBytes  1.05 Mbits/sec   0.391 ms 0/128 (0%) 2.302/0.816/3.752/0.672 ms 128 pps 128/0/128 56.95
[  1] 4.00-5.00 sec   128 KBytes  1.05 Mbits/sec   0.373 ms 0/128 (0%) 2.360/1.053/3.812/0.653 ms 128 pps 128/0/128 55.55
[  1] 5.00-6.00 sec   128 KBytes  1.05 Mbits/sec   0.379 ms 0/128 (0%) 2.325/0.807/4.374/0.672 ms 128 pps 128/0/128 56.39
[  1] 6.00-7.00 sec   128 KBytes  1.05 Mbits/sec   0.403 ms 0/128 (0%) 2.353/1.066/3.797/0.653 ms 128 pps 128/0/128 55.70
[  1] 7.00-8.00 sec   128 KBytes  1.05 Mbits/sec   0.358 ms 0/128 (0%) 2.322/0.908/3.746/0.651 ms 128 pps 128/0/128 56.45
[  1] 8.00-9.00 sec   128 KBytes  1.05 Mbits/sec   0.439 ms 0/128 (0%) 2.291/1.038/3.772/0.644 ms 128 pps 128/0/128 57.21
[  1] 9.00-10.00 sec   128 KBytes  1.05 Mbits/sec   0.473 ms 0/128 (0%) 2.313/0.967/3.685/0.680 ms 128 pps 128/0/128 56.67
[  1] 0.00-10.01 sec  1.25 MBytes  1.05 Mbits/sec   0.378 ms 0/1283 (0%) 2.327/0.807/4.374/0.657 ms 128 pps 1283/0/1282 56.41

Last edit: Robert McMahon 2023-04-18

Robert McMahon - 2023-04-18

status: accepted --> pending
If you would like to refer to this comment somewhere else in this project, copy and paste the following link:

summary: Process latency even w/UDP packet size errors --> Handle UDP length errors
Description has changed:

Diff:

--- old
+++ new
@@ -1,3 +1,7 @@
+1. Process latency even w/UDP packet size errors
+2. Increment read length err counter on UDP write &gt; read than  server -l
+3. Increment read length err counter on UDP write &lt; read than  server -l  
+
 ~~~
 [root@fedora ~]# iperf -s -u -i 1024 -e -i 1
 ------------------------------------------------------------

Description has changed:

Diff:

--- old
+++ new
@@ -1,6 +1,7 @@

 1. Process latency even w/UDP packet size errors
 2. Increment read length err counter on UDP write &gt; read than  server -l
 3. Increment read length err counter on UDP write &lt; read than  server -l  
+4. Don&#39;t indicate an error when the server read size is larger than the sender packet size as it&#39;s assumed the server read is always equal or greater than client write size.

 ~~~
 [root@fedora ~]# iperf -s -u -i 1024 -e -i 1

Handle UDP length errors

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#257 Handle UDP length errors

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