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[7.x] Change tier preference for shared_cache searchable snapshots to frozen only (#70786) #70818

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Merged
merged 1 commit into from
Mar 24, 2021
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[7.x] Change tier preference for shared_cache searchable snapshots to frozen only (#70786) #70818

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4 changes: 2 additions & 2 deletions ...pshots/src/main/java/org/elasticsearch/xpack/searchablesnapshots/SearchableSnapshots.java
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Original file line number Diff line number Diff line change
Expand Up @@ -227,14 +227,14 @@ public class SearchableSnapshots extends Plugin implements IndexStorePlugin, Eng
/**
* Returns the preference for new searchable snapshot indices. When
* performing a full mount the preference is cold - warm - hot. When
* performing a partial mount the preference is frozen - cold - warm - hot.
* performing a partial mount the preference is only frozen
*/
public static String getDataTiersPreference(MountSearchableSnapshotRequest.Storage type) {
switch (type) {
case FULL_COPY:
return String.join(",", DataTier.DATA_COLD, DataTier.DATA_WARM, DataTier.DATA_HOT);
case SHARED_CACHE:
return String.join(",", DataTier.DATA_FROZEN, DataTier.DATA_COLD, DataTier.DATA_WARM, DataTier.DATA_HOT);
return DataTier.DATA_FROZEN;
default:
throw new IllegalArgumentException("unknown searchable snapshot type [" + type + "]");
}
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