[FROG] route-map set metric
Joe Maimon
jmaimon at jmaimon.com
Mon Mar 1 04:45:28 UTC 2021
Joe Maimon wrote:
> points remain.
>
> - BGP full tables loading/kernel-route syncing can easily lock up the
> processes to the point where they dont respond properly, and more
> problematic, watchfrr kills them. Rinse, repeat.
This hidden gem looks like it might work crudely, but effectively.
zebra zapi-packets 250
Initial tests are promising. I can run out of memory on the tiny VM
before processes lock up or slow thread to death, so far so good.
>
> In other words, it may not be enough to log SLOW THREAD: task
> zserv_process_messages (55f1e2bb0750) ran for 7819ms (cpu time 253ms)
> but actually implement some sort of time based thread yielding right
> in middle of large batch operations, such as loading 800000 routes or so.
>
> - zebra protocol import route-map is strangely one sided. It would be
> ever so much more powerful to control both what protocols export to
> zebra and what they import from zebra, as well as allowing protocols
> to distinguish the source of the route from zebra.
>
>
>
>
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