On 1 December 2015 at 17:29, Stepan Kucherenko <t...@megagroup.ru> wrote: > My biggest gripe with ASR9k (or IOS XR in particular) is that Cisco stopped > grouping BGP prefixes in one update if they have same attributes so it's one > prefix per update now (or sometimes two). > > Transit ISP we tested it with pinged TAC and got a response that it's > "software/hardware limitation" and nothing can be done. > > I don't know when this regression happened but now taking full feed from > ASR9k is almost twice as slow as taking it from 7600 with weak RE and 3-4 > times slower than taking it from MX. > > I'm not joking, test it yourself. Just look at the traffic dump. As I > understand it, it's not an edge case so you must see it as well. > > In my case it was 450k updates per 514k prefixes for full feed from ASR9k, > 89k updates per 510k prefixes from 7600 and 85k updates per 516k prefixes > from MX480. Huge difference. > > It's not a show stopper but I'm sure it must be a significant impact on > convergence time.
How long timewise is it taking you to converge? Last time I bounced a BGP session to a full table provider it took sub 1 minute to take in all the routes. I wasn't actually timing so I don't know how long exactly. Cheers, James. _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp
