Richard A Steenbergen wrote: > > On Thu, May 30, 2002 at 05:21:17PM +0200, Andre Oppermann wrote: > > > This is a non sequitur. All routes will be available through the kernel > > > RIB, but for exact matches only. When is a longest prefix match needed > > > there? > > > > When the routing daemon instructs us to remove the prefix 10.0.0.0/8 > > when we also have 10.0.0.0/9 and 10.128.0.0/9. > > That is not a longest prefix match, this is an exact match.
Ah, well. You're right. > > Where? Do you mean rt_metrics? > > Yes. I'm axing that right now and will provide a tcp_hostcache that will assume that role (tcp is the only consumer of rt_metrics, except for rmx_mtu and rmx_pksent). By moving this every node/leaf in the routing table shrinks by 48 bytes. On a default free view of the Internet this gives us a whopping 5.5 Mbytes in kernel memory savings (110k routes). -- Andre To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-net" in the body of the message
