On Wed, Aug 14, 2013 at 11:11 AM, Adrian Chadd <adr...@freebsd.org> wrote: > On 14 August 2013 04:47, Lev Serebryakov <l...@freebsd.org> wrote: > > >> And we should invalidate this info on ARP/route changes, or connection >> will be lost in such cases, am I right?.. So, on each such event code >> should look into all sockets and check, if routing/ARP information is >> still >> valid for them. Or we should store lists of sockets in routing and ARP >> tables... I don't know, what is worse. >> > > .. or per-CPU copies of the ARP table.. ?
Local cache at each consumer and check a generation number to see if it needs to be re-validated before using. The obvious problem with this though is that big networks tend to kill your caches. -- Peter Wemm - pe...@wemm.org; pe...@freebsd.org; pe...@yahoo-inc.com; KI6FJV UTF-8: for when a ' just won\342\200\231t do. <brueffer> ZFS must be the bacon of file systems. "everything's better with ZFS" _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"