Re: kern/40462: bnx0: Double mbuf allocation failure!

[Jarle Greipsland <jarle%uninett.no@localhost>]

"Michael L. Hitch" <mhitch%lightning.msu.montana.edu@localhost> writes:
>     I think this occurs because each bnx device attempts to allocate a large
>  number of receive buffers from the mbuf cluster pool.  The default size
>  is too small for two bnx devices, and the bnx driver appears to be the 
>  only one I've seen that panics when it can't allocate the receive buffers.
>  
>     You can override this with the NMBCLUSTERS kernel config option (which
>  required rebuilding the kernel).  Also, enabling the GATEWAY option will
>  usually double the default NMBCLUSTERS (but also requires a kernel 
>  rebuild).
Thanks for the advice.  I'll find a suitable service window and
try out a kernel with an increased setting for the NMBCLUSTERS
option and see what happens.
                                        -jarle