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Testing UDP yields "the UDP send size is too big" error #50

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simonasmulevicius opened this issue Mar 12, 2021 · 0 comments
Open

Testing UDP yields "the UDP send size is too big" error #50

simonasmulevicius opened this issue Mar 12, 2021 · 0 comments

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@simonasmulevicius
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simonasmulevicius commented Mar 12, 2021

Good evening,

I would like to test UDP throughput between two hosts.
I am using a simple command without any additional attributes (./ntttcp -r -u), but I get the following error.
Strangely enough, it seems that the sender achieves 10Gbits/second throughput while the receiver struggles a bit.

NTTTCP for Linux 1.4.0
01:48:36 INFO: the UDP send size is too big. use the max value
01:48:36 INFO: 17 threads created
01:48:40 INFO: Network activity progressing...
01:48:43 INFO: error: cannot read data from socket: 8
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