siddhantsangwan commented on code in PR #8910:
URL: https://github.com/apache/ozone/pull/8910#discussion_r2306203472


##########
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMClientProtocolServer.java:
##########
@@ -1298,6 +1298,7 @@ public void stopContainerBalancer() throws IOException {
     } catch (IllegalContainerBalancerStateException e) {
       AUDIT.logWriteFailure(buildAuditMessageForFailure(
           SCMAction.STOP_CONTAINER_BALANCER, null, e));
+      throw new IOException(e.getMessage());

Review Comment:
   ```suggestion
         throw new IOException(e.getMessage(), e);
   ```



##########
hadoop-ozone/cli-admin/src/main/java/org/apache/hadoop/hdds/scm/cli/ContainerBalancerStopSubcommand.java:
##########
@@ -34,7 +34,13 @@ public class ContainerBalancerStopSubcommand extends 
ScmSubcommand {
   @Override
   public void execute(ScmClient scmClient) throws IOException {
     System.out.println("Sending stop command. Waiting for Container Balancer 
to stop...");
-    scmClient.stopContainerBalancer();
-    System.out.println("Container Balancer stopped.");
+    try {
+      scmClient.stopContainerBalancer();
+      System.out.println("Container Balancer stopped.");
+    } catch (IOException e) {
+      String msg = "Failed to stop Container Balancer";
+      System.err.println(msg);
+      throw new IOException(msg, e);

Review Comment:
   ```suggestion
         throw e;
   ```



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