bge dropping packets issue

[Steven Hartland]

We use the following for line rate gig capture on em's so you should be safe to increase from 1048576.
net.bpf.maxbufsize=20971520
net.bpf.bufsize=20971520

----- Original Message ----- 
From: "Alexander Sack" <pisymbol at gmail.com>
 
> Packets still get dropped but this time by BPF.  It seems I pushed the
> problem upstream (in terms of the stack).  The user land software
> listening in this instance is using BPF.  I guess my next adventure is
> to understand how much can BPF take before dumping packets due to lack
> of buffer space - currently net.bpf.bufsize is 1048576 which is the
> maxbufsize.  Is this common place for BPF to drop packets?  (forgive
> me I have not searched the mailing list as I just confirmed these
> results by instrumenting BPF).  Could I raise the maxbufsize and still
> operate safely?  (I do have 8GB on a 64-bit system).


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