Kernel dropped some netlink messages, will resync on next scan.

[Vincent Bernat]

 ❦ 13 septembre 2017 12:34 +0200, "Giuseppe Ravasio (LU)" <giuseppe_ravasio at modiano.com> :

> I did some fishing with the ip monitor route and the message gets
> printed only when more than about 500/600 routes gets changed, and so
> 600 are added and >600 are deleted from the routing table.
>
>
> Do you think that there is something that can be tuned to avoid this
> message dropping by the kernel?

Increasing net.core.rmem_default should do the trick (before starting
BIRD). Otherwise, this is not a real worry: internally, unless you have
another process pushing routes, BIRD already has a correct view of the
routing table.
-- 
By trying we can easily learn to endure adversity.  Another man's, I mean.
		-- Mark Twain