Are the replicas on the other node?

> Am 25.04.2019 um 22:44 schrieb Sadiki Latty <sla...@uottawa.ca>:
> 
> Hi,
> 
> I am doing some testing with Solr Cloud and I have a couple questions.
> Consider this config:
> 
> -          2 Solr instances
> 
> -          3 ZK instances (2 of which are co-located on the same server as 
> the 2 solr servers)
> 
> -          numShards 2
> 
> -          replica 1
> 
> If I need to upgrade Solr, the recommended method is to update one at a time. 
> However, when I bring down one Solr instance I noticed that queries no longer 
> work and I get the error "no servers hosting shard" from the node that is up. 
> After some research I am wondering if this is happening because of the shard 
> configuration. Is there any way for me to do an upgrade without 
> any/siginificant downtime?
> 
> For example: Is it possible to put everything on 1 node, bring the node down, 
> update the downed node bring it back up, wait for it to mirror then do the 
> same to the other node?
> 
> Thanks,
> Sid

Reply via email to