[j-nsp] MX80 BGP performance after reboot

Stacy W. Smith stacy at acm.org
Mon Feb 11 19:15:54 EST 2013


Do the KRT error messages go away if you unconfigure sampling? Any change in the KRT installation time with sampling turned off?

--Stacy


On Feb 11, 2013, at 4:15 PM, Sebastian Wiesinger <juniper-nsp at ml.karotte.org> wrote:
> Hi,
> 
> I noticed that a MX80 takes quite a long time after reboot to put all
> routes into the KRT. Is that normal for that box? It takes around 10
> minutes after BGP is established to get all the routes into the KRT
> and in the meantime we get messages like that every few seconds:
> 
> /kernel: rt_pfe_veto: Possible slowest client is sampled. States processed - 953500. States to be processed - 21526
> rpd[1298]: RPD_KRT_Q_RETRIES: Route Update: No buffer space available
> /kernel: rt_pfe_veto: Too many delayed route/nexthop unrefs. Op 2, rtsm_id 5, msg type 2
> /kernel: rt_pfe_veto: Possible slowest client is sampled. States processed - 953500. States to be processed - 21545
> rpd[1298]: RPD_KRT_Q_RETRIES: Route Update: No buffer space available
> /kernel: rt_pfe_veto: Too many delayed route/nexthop unrefs. Op 2, rtsm_id 5, msg type 2
> /kernel: rt_pfe_veto: Possible slowest client is sampled. States processed - 953500. States to be processed - 21558
> /kernel: rt_pfe_veto: Possible second slowest client is xdpc0. States processed - 1064571. States to be processed - 23
> 
> Oh and DDOS protection is also acting up:
> 
> jddosd[1323]: DDOS_PROTOCOL_VIOLATION_SET: Protocol TTL:aggregate is violated at fpc 0 for 1 times, started at 2013-02-11 23:50:39 CET, last seen at 2013-02-11 23:50:39 CET
> jddosd[1323]: DDOS_PROTOCOL_VIOLATION_CLEAR: Protocol TTL:aggregate has returned to normal. Violated at fpc 0 for 1 times, from 2013-02-11 23:58:14 CET to 2013-02-11 23:58:14 CET
> 
> Any experiences from anyone else here?
> 
> Regards
> 
> Sebastian
> 
> -- 
> GPG Key: 0x93A0B9CE (F4F6 B1A3 866B 26E9 450A  9D82 58A2 D94A 93A0 B9CE)
> 'Are you Death?' ... IT'S THE SCYTHE, ISN'T IT? PEOPLE ALWAYS NOTICE THE SCYTHE.
>            -- Terry Pratchett, The Fifth Elephant
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