A cluster cannot be yellow if any primaries are unassigned. Are you sure it's yellow before you set replica's to 0?
On 8 January 2015 at 06:52, Mathew D <[email protected]> wrote: > I understand there's no point assigning primaries *and* replicas to a > single node, but in my case ES won't even allocate a primary (until I > reduce the number of replicas) > > > On Wednesday, January 7, 2015 4:58:58 PM UTC+13, Mark Walkom wrote: >> >> It's not recommended to run an Elasticsearch cluster across >> geographically dispersed locations. >> >> You cannot assign both primaries and replicas to a single node, it >> defeats the purpose! So it's as design. >> >> On 7 January 2015 at 14:08, Mathew D <[email protected]> wrote: >> >>> Hi all, >>> >>> I've encountered some unexpected behaviour during my DR testing which >>> I'm trying to explain. >>> >>> I have a 3-node geographically-separated cluster with the following >>> settings: >>> >>> - index.number_of_shards=5 >>> - index.number_of_replicas=2 >>> - discovery.zen.minimum_master_nodes: 2 >>> >>> I use number_of_replicas=2 for durability, so that each node will >>> contain a full set to data (meaning I can lose 2 of my 3 nodes without >>> losing any data). >>> >>> However I am finding that if I shut down 2 nodes, after adjusting >>> minimum_master_nodes on the remaining node to 1 and restarting that node, >>> the cluster stays yellow with all shards unassigned. They remain in the >>> unassigned state until I manually reduce number_of_replicas to down 1 or >>> 0. Once number_of_replicas <= number of nodes, the shards reassign and the >>> cluster goes green. Just wondering if this behaviour is as designed? >>> >>> Regards, >>> Mat >>> >>> >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "elasticsearch" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit https://groups.google.com/d/ >>> msgid/elasticsearch/abb0e7cd-c11a-4914-a98f-70d68c1d17be% >>> 40googlegroups.com >>> <https://groups.google.com/d/msgid/elasticsearch/abb0e7cd-c11a-4914-a98f-70d68c1d17be%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/74ae6254-e4c5-4504-8bee-cd337666bea4%40googlegroups.com > <https://groups.google.com/d/msgid/elasticsearch/74ae6254-e4c5-4504-8bee-cd337666bea4%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAEYi1X8HPUQada0aLLGufES6PA05aMLrgHtHvvMmARwE6zFK-A%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
