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Add tier preference when mounting #63204

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Merged
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Oct 3, 2020
Merged

Add tier preference when mounting #63204

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7 changes: 7 additions & 0 deletions ...lasticsearch/xpack/searchablesnapshots/action/TransportMountSearchableSnapshotAction.java
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,8 @@
import org.elasticsearch.tasks.Task;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import org.elasticsearch.xpack.cluster.routing.allocation.DataTierAllocationDecider;
import org.elasticsearch.xpack.core.DataTier;
import org.elasticsearch.xpack.core.searchablesnapshots.MountSearchableSnapshotAction;
import org.elasticsearch.xpack.core.searchablesnapshots.MountSearchableSnapshotRequest;
import org.elasticsearch.xpack.searchablesnapshots.SearchableSnapshotAllocator;
Expand Down Expand Up @@ -184,6 +186,11 @@ protected void masterOperation(
Settings.builder()
.put(IndexMetadata.SETTING_NUMBER_OF_REPLICAS, 0) // can be overridden
.put(IndexMetadata.SETTING_AUTO_EXPAND_REPLICAS, false) // can be overridden
// prefer to allocate to the cold tier, then the warm tier, then the hot tier
.put(
DataTierAllocationDecider.INDEX_ROUTING_PREFER,
String.join(",", DataTier.DATA_COLD, DataTier.DATA_WARM, DataTier.DATA_HOT)
)
.put(request.indexSettings())
.put(buildIndexSettings(request.repositoryName(), snapshotId, indexId))
.build()
Expand Down