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Altera_Forum
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21 years ago

lwip MicroC/OS-II throughput

Does anyone know if the throughput rates on pate 1-31 of the "Using Lightweight IO with the Nios II Processor tutorial" document was for 100Mbps ethernet? The transmit rate of 5.16 Mbps seems r...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

I discovered that i compiled my test with -O0 for the library. After replacing all optimization to -O2 I get 1.715 ms to send/receive 200 bytes. This is still a factor ~2 above the values in table 1-3 of the lwip tutorial. Does anybodyhave any explaination for this factor?