Re: [lwip-devel] application above lwip too low - lwip memp overflow

[Mike Kleshov]

You'll be able to receive new packets when you free some of the pbufs
allocated for previous packets. This seems natural to me.
Why are you not able to recover from this?
- mike

2009/1/14 Piero 74 <address@hidden>:
> Hi all
>
> I'm testing performance of my lwip-application. I'm using socket (using
> select in a loop and recv) [lwip release: 1.3.0 stable]
>
> I found a strange problem:
>
> if i will send to my board packets very fast, after sompe packet i will have
> all pbuf of pool in use, and driver will not be able to add new packet.
> But in this situation, i cannot recovery the stack...
> my application after a timeout without packets closes the socket, but there
> is no way to free allcated pbufs
> (see attachment)
>
> there is something in the lwip head that can avoid this problem?
>
> Thanks
> Piero
>
>
>
>
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