honeymoose
/
OpenSearch
mirror of https://github.com/honeymoose/OpenSearch.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Remove stale mention of minimum master nodes check 

This commit removes a stale mention of the minimum master nodes boostrap
check from the docs.

Relates #21653
This commit is contained in:
Jason Tedor 2016-11-18 06:56:23 -05:00 committed by GitHub
parent 407624c95a
commit 5ca60fa78b
1 changed files with 2 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
docs/reference/setup/important-settings.asciidoc
View File

@ -158,16 +158,15 @@ discovery.zen.ping.unicast.hosts:
=== `discovery.zen.minimum_master_nodes` === `discovery.zen.minimum_master_nodes`
To prevent data loss, it is vital to configure the To prevent data loss, it is vital to configure the
`discovery.zen.minimum_master_nodes setting` so that each master-eligible node `discovery.zen.minimum_master_nodes` setting so that each master-eligible node
knows the _minimum number of master-eligible nodes_ that must be visible in knows the _minimum number of master-eligible nodes_ that must be visible in
order to form a cluster. order to form a cluster.
Without this setting, a cluster that suffers a network failure is at risk of Without this setting, a cluster that suffers a network failure is at risk of
having the cluster split into two independent clusters -- a split brain -- having the cluster split into two independent clusters -- a split brain --
which will lead to data loss. A more detailed explanation is provided which will lead to data loss. A more detailed explanation is provided
in <<split-brain>>. in <<split-brain>>.
To avoid a split brain, this setting should be set to a _quorum_ of master- To avoid a split brain, this setting should be set to a _quorum_ of master-
eligible nodes: eligible nodes:
@ -181,6 +180,3 @@ nodes should be set to `(3 / 2) + 1` or `2`:
discovery.zen.minimum_master_nodes: 2 discovery.zen.minimum_master_nodes: 2
-------------------------------------------------- --------------------------------------------------
IMPORTANT: If `discovery.zen.minimum_master_nodes` is not set when
Elasticsearch is running in <<dev-vs-prod,production mode>>, an exception will
be thrown which will prevent the node from starting.