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[8.19] Remove tsdb_doc_values_optimized_merge feature flag. (#128435) #128459

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[8.19] Remove tsdb_doc_values_optimized_merge feature flag. (#128435) #128459

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7 changes: 1 addition & 6 deletions server/src/main/java/org/elasticsearch/index/codec/tsdb/es819/ES819TSDBDocValuesFormat.java
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,6 @@
import org.apache.lucene.codecs.DocValuesProducer;
import org.apache.lucene.index.SegmentReadState;
import org.apache.lucene.index.SegmentWriteState;
import org.elasticsearch.common.util.FeatureFlag;

import java.io.IOException;

Expand Down Expand Up @@ -59,14 +58,10 @@ public class ES819TSDBDocValuesFormat extends org.apache.lucene.codecs.DocValues

// Default for escape hatch:
static final boolean OPTIMIZED_MERGE_ENABLE_DEFAULT;
static final FeatureFlag TSDB_DOC_VALUES_OPTIMIZED_MERGE = new FeatureFlag("tsdb_doc_values_optimized_merge");
static final String OPTIMIZED_MERGE_ENABLED_NAME = ES819TSDBDocValuesConsumer.class.getName() + ".enableOptimizedMerge";

static {
boolean optimizedMergeDefault = TSDB_DOC_VALUES_OPTIMIZED_MERGE.isEnabled();
OPTIMIZED_MERGE_ENABLE_DEFAULT = Boolean.parseBoolean(
System.getProperty(OPTIMIZED_MERGE_ENABLED_NAME, Boolean.toString(optimizedMergeDefault))
);
OPTIMIZED_MERGE_ENABLE_DEFAULT = Boolean.parseBoolean(System.getProperty(OPTIMIZED_MERGE_ENABLED_NAME, Boolean.TRUE.toString()));
}

private final boolean enableOptimizedMerge;
Expand Down