Add runtime stats for materialized view status

Adding runtime stats for measuring the performance of the getMaterializedViewStatus method.
prestodb · Mar 31, 2022 · 4b568c1 · 4b568c1
1 parent 3fbbb67
commit 4b568c1
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/presto-common/src/main/java/com/facebook/presto/common/RuntimeMetricName.java b/presto-common/src/main/java/com/facebook/presto/common/RuntimeMetricName.java
@@ -33,6 +33,7 @@ private RuntimeMetricName()
     public static final String FRAGMENT_RESULT_CACHE_MISS = "fragmentResultCacheMissCount";
     public static final String GET_VIEW_TIME_NANOS = "getViewTimeNanos";
     public static final String GET_MATERIALIZED_VIEW_TIME_NANOS = "getMaterializedViewTimeNanos";
+    public static final String GET_MATERIALIZED_VIEW_STATUS_TIME_NANOS = "getMaterializedViewStatusTimeNanos";
     public static final String GET_TABLE_HANDLE_TIME_NANOS = "getTableHandleTimeNanos";
     public static final String GET_TABLE_METADATA_TIME_NANOS = "getTableMetadataTimeNanos";
     public static final String GET_SPLITS_TIME_NANOS = "getSplitsTimeNanos";

diff --git a/presto-main/src/main/java/com/facebook/presto/metadata/MetadataManager.java b/presto-main/src/main/java/com/facebook/presto/metadata/MetadataManager.java
@@ -100,6 +100,7 @@
 import static com.facebook.airlift.concurrent.MoreFutures.toListenableFuture;
 import static com.facebook.presto.SystemSessionProperties.isIgnoreStatsCalculatorFailures;
 import static com.facebook.presto.common.RuntimeMetricName.GET_LAYOUT_TIME_NANOS;
+import static com.facebook.presto.common.RuntimeMetricName.GET_MATERIALIZED_VIEW_STATUS_TIME_NANOS;
 import static com.facebook.presto.common.function.OperatorType.BETWEEN;
 import static com.facebook.presto.common.function.OperatorType.EQUAL;
 import static com.facebook.presto.common.function.OperatorType.GREATER_THAN;
@@ -1089,7 +1090,10 @@ public MaterializedViewStatus getMaterializedViewStatus(Session session, Qualifi
 
         ConnectorId connectorId = materializedViewHandle.get().getConnectorId();
         ConnectorMetadata metadata = getMetadata(session, connectorId);
-        return metadata.getMaterializedViewStatus(session.toConnectorSession(connectorId), toSchemaTableName(materializedViewName));
+
+        return session.getRuntimeStats().profileNanos(
+                GET_MATERIALIZED_VIEW_STATUS_TIME_NANOS,
+                () -> metadata.getMaterializedViewStatus(session.toConnectorSession(connectorId), toSchemaTableName(materializedViewName)));
     }
 
     @Override