Why not both add-path + ORR? -- Thomas Scott Sr. Network Engineer +1-480-241-7422 tsc...@digitalocean.com
On Fri, Dec 8, 2023 at 11:57 AM Saku Ytti via juniper-nsp < juniper-nsp@puck.nether.net> wrote: > On Fri, 8 Dec 2023 at 18:42, Vincent Bernat via juniper-nsp > <juniper-nsp@puck.nether.net> wrote: > > > On 2023-12-07 15:21, Michael Hare via juniper-nsp wrote: > > > I recognize Saku's recommendation of rib sharding is a practical one > at 20M routes, I'm curious if anyone is willing to admit to using it in > production and on what version of JunOS. I admit to have not played with > this in the lab yet, we are much smaller [3.5M RIB] worst case at this > point. > > > > About the scale, I said routes, but they are paths. We plan to use add > > path to ensure optimal routing (ORR could be another option, but it is > > less common). > > Given a sufficient count of path options, they're not really > alternatives, but you need both. Like you can't do add-path <max>, as > the clients won't scale. And you probably don't want only ORR, because > of the convergence cost of clients not having a backup option or the > lack of ECMP opportunity. > > -- > ++ytti > _______________________________________________ > juniper-nsp mailing list juniper-nsp@puck.nether.net > https://puck.nether.net/mailman/listinfo/juniper-nsp > _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp
