[chore](session_variable) change parallel_scan_min_rows_per_scanner' …

…default value to 16384 (#32939)
apache · Mar 29, 2024 · 86e99f9 · 86e99f9
1 parent 3a5ee41
commit 86e99f9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fe/fe-core/src/main/java/org/apache/doris/qe/SessionVariable.java b/fe/fe-core/src/main/java/org/apache/doris/qe/SessionVariable.java
@@ -901,7 +901,7 @@ public class SessionVariable implements Serializable, Writable {
 
     @VariableMgr.VarAttr(name = PARALLEL_SCAN_MIN_ROWS_PER_SCANNER, fuzzy = true,
             varType = VariableAnnotation.EXPERIMENTAL, needForward = true)
-    private long parallelScanMinRowsPerScanner = 2097152; // 2MB
+    private long parallelScanMinRowsPerScanner = 16384; // 16K
 
     @VariableMgr.VarAttr(name = IGNORE_STORAGE_DATA_DISTRIBUTION, fuzzy = false,
             varType = VariableAnnotation.EXPERIMENTAL, needForward = true)