On Mon, Feb 22, 2016 at 08:17:06AM -0800, Luigi Rizzo wrote: > On Monday, February 22, 2016, Slawa Olhovchenkov <s...@zxy.spb.ru> wrote: > > > On Sun, Feb 21, 2016 at 10:18:36AM -0800, Luigi Rizzo wrote: > > > > > lb > > > a packet distributor that reads from a netmap port and distributes > > > traffic to multiple netmap ports, using zero copy and a user-defined > > > hash function. This will be useful e.g. for people running multiple > > > instances of traffic monitors such as bro, suricata and the like. > > > It is not by chance that LB was originally developed by Seth Hall > > > at Broala, who kindly made it available, and Giuseppe Lettieri who > > > added a few features. > > > > Do you performance test of this tool? > > In my case, on my hardware similar code can rehash and forward only > > about 6.5Mpps in one thread. > > > > Well above 15mpps on a Vale switch. The devil is in the details so "similar > code" may perform wildly differently depending of what you actually do.
Mostly outperformance for me in memory access, for netmap index access and hashing packet. > Give this a try and let us know. I can't compile this. # cc -o lb lb.c lb.c:17:10: fatal error: 'ctrs.h' file not found #include "ctrs.h" ^ 1 error generated. ok, give ctrs.h from netmap/examples/ # cc -o lb lb.c In file included from lb.c:18: ./lb.h:2:23: error: use of undeclared identifier 'ETH_ALEN' unsigned char h_dest[ETH_ALEN]; ^ ./lb.h:3:25: error: use of undeclared identifier 'ETH_ALEN' unsigned char h_source[ETH_ALEN]; ^ 2 errors generated. _______________________________________________ email@example.com mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"