[Bro] Reading files dynamically and using computer hardware

[Joseph Gresham]

I would direct you to :

http://mailman.icsi.berkeley.edu/pipermail/bro/2018-January/012804.html

I use a pipeline based on pcapdj + pcapsplitter from the PcapPlusPlus
toolkit (both on github).

Previously I used tcpsplit (also on github) but found pcapsplitter to
have better performance and better treatment of non tcp flows.