[HDFS-16712] Fix incorrect placeholder in DataNode.java

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.3.5
• Fix Version/s: 3.4.0, 3.3.5, 3.2.5
• Component/s: datanode
• Labels: pull-request-available
• Target Version/s: 3.4.0, 3.3.5
• Hadoop Flags: Reviewed
• Assignee: ZanderXu
• Reporter: ZanderXu
• Created: 02/Aug/22 13:26
• Updated: 28/Jan/24 08:18
• Resolved: 03/Aug/22 07:38

Description

Fix incorrect placeholder in DataNode.java

public String getDiskBalancerStatus() {
  try {
    return getDiskBalancer().queryWorkStatus().toJsonString();
  } catch (IOException ex) {
    // incorrect placeholder
    LOG.debug("Reading diskbalancer Status failed. ex:{}", ex);
    return "";
  }
} 

Issue Links

• links to: GitHub Pull Request #4672