On 13 Jun 2012, at 07:59, Elad Yosef wrote:

> I'm using LwIP stack over eCos on my target and experiencing crashes
> under stress.
> The Ethernet driver Rx handler calls pbuf_alloc() and this allocation fails.
> Is this result of some bad buffers configuration?

Lots of potential causes.  You've run out of buffers, this could be because:
 - they are all in use
 - they've been allocated but not freed (leaked)
 - the list of free buffers has becoming corrupted

Kieran
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