Re: [lwip-users] Throughput benchmark question

[Johan Borkhuis]

Dave,

First thing would be to sniff the network using Wireshark, and see what 
happens there when the traffic pauses. This would usually give a good 
indication on what did happen.

Regards,
Johan

On 2019-02-20 00:15, Dave Nadler wrote:
> Hi - Newbie here trying to do some basic throughput tests.
> LwIP 2.1.2 on FreeRTOS 9, ST32F429, IPv4, TCP.
>
> I want to see how much I can consistently push through the stack.
> Made a simple test server (sockets API) which repeatedly outputs
> 101-character lines.
> I access the server via PuTTY raw mode on Winbloze over a local
> network.
> I can usually send 3 lines per msec for a second (3000 lines in 1
> second), but...
> Sometimes, I get ~ 1-second pauses (as seen in Putty or TeraTerm).
>
> How should I go about understanding where the pauses come from?
>
> Thanks in advance for any hints,
> Best Regards, Dave
>
> --
> Dave Nadler, USA East Coast voice (978) 263-0097, address@hidden,
> Skype
>  Dave.Nadler1
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