On Tue, Nov 05, 2019 at 08:10:41PM +0800, taoyunupt wrote:
> Hi,Numan,
> When I run OVN/RAFT cluster, I found a server(which
> initiative to leave or be kicked off ) ,cannot be added back to origin
> cluster. I found the code as following, can you tell me the reason , many
> thanks!
>
>
> case RAFT_REC_NOTE:
> if (!strcmp(r->note, "left")) {
> return ovsdb_error(NULL, "record %llu indicates server has left "
> "the cluster; it cannot be added back (use "
> "\"ovsdb-tool join-cluster\" to add a new "
> "server)", rec_idx);
The Raft dissertation doesn't contemplate the possibility of a server
re-joining a cluster. Allowing it would add new corner cases that
aren't worth dealing with.
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