System halt when out of network buffers

Eric Norum eric at
Wed Jan 19 18:35:25 UTC 2000

Jake Janovetz wrote:
> Nick,
>    I had a similar problem when my board was _generating_ lots of
> packets for a certain protocol.  My solution was to increase the
> mbufs.  It was really the only solution because I could not lose
> those packets.
>    However, I agree that it is better to lose packets than rtems_panic.

You can put a limit on the size of the send and receive queues too.  A
low enough limit will ensure that you can't run out of mbufs.

Eric Norum                                 eric at
Canadian Light Source                      Phone: (306) 966-6308
University of Saskatchewan                 FAX:   (306) 966-6058
Saskatoon, Canada.

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