diff --git a/integration-test/src/main/java/org/apache/iotdb/it/env/cluster/EnvUtils.java b/integration-test/src/main/java/org/apache/iotdb/it/env/cluster/EnvUtils.java
index b69e86c12bd42..563938270051e 100644
--- a/integration-test/src/main/java/org/apache/iotdb/it/env/cluster/EnvUtils.java
+++ b/integration-test/src/main/java/org/apache/iotdb/it/env/cluster/EnvUtils.java
@@ -175,12 +175,15 @@ public static Map<Integer, Long> listPortOccupationWindows(final List<Integer> p
   /**
    * List occupied port and the associated pid on Unix.
    *
+   * <p>A line of the lsof output splits into 10 columns, e.g. {@code java 1234 user 77u IPv6 0x1a2b
+   * 0t0 TCP 127.0.0.1:6667 (LISTEN)}. The address is in column 8 and the state in column 9.
+   *
    * @param ports ports to be checked
    * @return (occupiedPort, pid) pairs
    */
   public static Map<Integer, Long> listPortOccupationUnix(final List<Integer> ports)
       throws IOException {
-    return listPortOccupation(ports, "lsof -iTCP -sTCP:LISTEN,TIME_WAIT -P -n", 10, 9, 1);
+    return listPortOccupation(ports, "lsof -iTCP -sTCP:LISTEN,TIME_WAIT -P -n", 10, 8, 1);
   }
 
   private static Pair<Integer, Integer> getClusterNodesNum(final int index) {