Bird keep routes from older bird process

[Frederik Kriewitz]

Hello Antoine,

On Fri, Sep 5, 2014 at 4:15 PM, Antoine Habran <antoine at habran.eu> wrote:
> I need to keep the routes learned from OSPF after any "Bird" stop or
> crashes. This can be done with the "persist" option into the kernel
> configuration block in the  bird.conf file.
>
> But when I start "Bird" after a stop or a crash of the service, all
> routes was forgotten.
>
> It is possible to tell "Bird" to not erase kernel routes from older
> "Bird" process?

The graceful restart feature is probably what you want:
http://bird.network.cz/?get_doc&f=bird-2.html#ss2.1 (at the bottom)
and the "graceful restart" option at the kernel protocol.

Best Regards,
Freddy