use of org.opensearch.cluster.routing.allocation.decider.ConcurrentRebalanceAllocationDecider in project OpenSearch by opensearch-project.
the class ClusterModule method createAllocationDeciders.
// TODO: this is public so allocation benchmark can access the default deciders...can we do that in another way?
/**
* Return a new {@link AllocationDecider} instance with builtin deciders as well as those from plugins.
*/
public static Collection<AllocationDecider> createAllocationDeciders(Settings settings, ClusterSettings clusterSettings, List<ClusterPlugin> clusterPlugins) {
// collect deciders by class so that we can detect duplicates
Map<Class, AllocationDecider> deciders = new LinkedHashMap<>();
addAllocationDecider(deciders, new MaxRetryAllocationDecider());
addAllocationDecider(deciders, new ResizeAllocationDecider());
addAllocationDecider(deciders, new ReplicaAfterPrimaryActiveAllocationDecider());
addAllocationDecider(deciders, new RebalanceOnlyWhenActiveAllocationDecider());
addAllocationDecider(deciders, new ClusterRebalanceAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new ConcurrentRebalanceAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new ConcurrentRecoveriesAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new EnableAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new NodeVersionAllocationDecider());
addAllocationDecider(deciders, new SnapshotInProgressAllocationDecider());
addAllocationDecider(deciders, new RestoreInProgressAllocationDecider());
addAllocationDecider(deciders, new FilterAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new SameShardAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new DiskThresholdDecider(settings, clusterSettings));
addAllocationDecider(deciders, new ThrottlingAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new ShardsLimitAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new AwarenessAllocationDecider(settings, clusterSettings));
addAllocationDecider(deciders, new NodeLoadAwareAllocationDecider(settings, clusterSettings));
clusterPlugins.stream().flatMap(p -> p.createAllocationDeciders(settings, clusterSettings).stream()).forEach(d -> addAllocationDecider(deciders, d));
return deciders.values();
}
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