Address comments

penghuo · penghuo · commit 820d75783fcc · 2026-01-05T16:37:57.000-08:00
Signed-off-by: Peng Huo &lt;penghuo@gmail.com&gt;
diff --git a/core/src/main/java/org/opensearch/sql/monitor/profile/DefaultMetricImpl.java b/core/src/main/java/org/opensearch/sql/monitor/profile/DefaultMetricImpl.java
@@ -11,7 +11,7 @@
 final class DefaultMetricImpl implements ProfileMetric {
 
   private final String name;
-  private final LongAdder value = new LongAdder();
+  private long value = 0;
 
   /**
    * Construct a metric with the provided name.
@@ -29,17 +29,17 @@ public String name() {
 
   @Override
   public long value() {
-    return value.sum();
+    return value;
   }
 
   @Override
   public void add(long delta) {
-    value.add(delta);
+    value += delta;
   }
 
   @Override
   public void set(long value) {
-    this.value.reset();
-    this.value.add(value);
+    this.value = 0;
+    add(value);
   }
 }
diff --git a/docs/user/ppl/interfaces/endpoint.md b/docs/user/ppl/interfaces/endpoint.md
@@ -152,7 +152,7 @@ calcite:
     CalciteEnumerableIndexScan(table=[[OpenSearch, state_country]], PushDownContext=[[PROJECT->[name, country, state, month, year, age], FILTER->>($5, 30), LIMIT->10000], OpenSearchRequestBuilder(sourceBuilder={"from":0,"size":10000,"timeout":"1m","query":{"range":{"age":{"from":30,"to":null,"include_lower":false,"include_upper":true,"boost":1.0}}},"_source":{"includes":["name","country","state","month","year","age"],"excludes":[]}}, requestedTotalSize=10000, pageSize=null, startFrom=0)])
 ```
 
-## Profile
+## Profile (Experimental)
 
 You can enable profiling on the PPL endpoint to capture per-stage timings in milliseconds. Profiling is returned only for regular query execution (not explain) and only when using the default `format=jdbc`.
 
