[c-nsp] CPUHOG - BGP Scheduler

Randy Rooney rooknee at gmail.com
Thu May 28 13:38:05 EDT 2009


Hi, I would start by looking at upgrading. SRB1 has a lot of known BGP
bugs. Most notably is BGP process hogging CPU on large table
convergence.

SRB3 is stable as long as you don't do "sh mem", will crash active proc
SRB5 is stable as long as you don't care about netflow
SRD1 so far ok

If you don't need the latest features in SRD I would stick with the
latest SRB train.

RR

On Wed, May 27, 2009 at 3:13 PM, Bill Blackford
<BBlackford at nwresd.k12.or.us> wrote:
> So this started showing up:
>
> May 27 14:45:26: %SYS-3-CPUHOG: Task is running for (2000)msecs, more than (2000)msecs (0/0),process = BGP Scheduler.
> -Traceback= 824C1AC 8261AF8 8261D84 94FA00C 8263BB0 8263CCC A6DCBC8 A6D2A54
> May 27 14:46:34: %SYS-3-CPUHOG: Task is running for (2000)msecs, more than (2000)msecs (1/1),process = BGP Scheduler.
> -Traceback= 824C214 8261AF8 8261D84 94FA00C 8263BB0 8263CCC A6DCBC8 A6D2A54
> May 27 14:47:26: %SYS-3-CPUHOG: Task is running for (2000)msecs, more than (2000)msecs (1/0),process = BGP Scheduler.
> -Traceback= 824C1D8 8261AF8 8261D84 94FA00C 8263BB0 8263CCC A6DCBC8 A6D2A54
>
> 7606/RSP720-3CXL/12.2(33)SRB1
>
> Uptime is 1 year, 26 weeks.
>
> Two full feeds and 10 other peers.
>
> Where should I start looking?
>
> Thanks
>
> -b
>
>
>
> --
> Bill Blackford                     bblackford at nwresd.k12.or.us
> Senior Network Engineer            503-614-1460 Desk
> Technology Systems Group           503-863-0561 Cell
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>
> my /home away from home
>
>
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