richardstartin commented on a change in pull request #7544:
URL: https://github.com/apache/pinot/pull/7544#discussion_r725192131
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/operator/InstanceResponseOperator.java
##########
@@ -19,61 +19,64 @@
package org.apache.pinot.core.operator;
import java.util.List;
-import org.apache.pinot.common.utils.DataTable;
import org.apache.pinot.common.utils.DataTable.MetadataKey;
-import org.apache.pinot.core.common.Operator;
import org.apache.pinot.core.operator.blocks.InstanceResponseBlock;
import org.apache.pinot.core.operator.blocks.IntermediateResultsBlock;
+import org.apache.pinot.core.operator.combine.BaseCombineOperator;
+import org.apache.pinot.core.query.request.context.ThreadTimer;
import org.apache.pinot.segment.spi.FetchContext;
import org.apache.pinot.segment.spi.IndexSegment;
public class InstanceResponseOperator extends
BaseOperator<InstanceResponseBlock> {
private static final String OPERATOR_NAME = "InstanceResponseOperator";
- private final Operator _operator;
+ private final BaseCombineOperator _combineOperator;
private final List<IndexSegment> _indexSegments;
private final List<FetchContext> _fetchContexts;
private final int _fetchContextSize;
- public InstanceResponseOperator(Operator combinedOperator,
List<IndexSegment> indexSegments,
+ public InstanceResponseOperator(BaseCombineOperator combinedOperator,
List<IndexSegment> indexSegments,
List<FetchContext> fetchContexts) {
- _operator = combinedOperator;
+ _combineOperator = combinedOperator;
_indexSegments = indexSegments;
_fetchContexts = fetchContexts;
_fetchContextSize = fetchContexts.size();
}
@Override
protected InstanceResponseBlock getNextBlock() {
- long startWallClockTimeNs = System.nanoTime();
+ if (ThreadTimer.isThreadCpuTimeMeasurementEnabled()) {
+ long startWallClockTimeNs = System.nanoTime();
+ IntermediateResultsBlock intermediateResultsBlock = getCombinedResults();
+ InstanceResponseBlock instanceResponseBlock = new
InstanceResponseBlock(intermediateResultsBlock);
+ long totalWallClockTimeNs = System.nanoTime() - startWallClockTimeNs;
- IntermediateResultsBlock intermediateResultsBlock;
+ /*
+ * If/when the threadCpuTime based instrumentation is done for other
parts of execution (planning, pruning etc),
+ * we will have to change the wallClockTime computation accordingly.
Right now everything under
+ * InstanceResponseOperator is the one that is instrumented with
threadCpuTime.
+ */
Review comment:
Fair enough.
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