[HDFS-16672] Fix lease interval comparison in BlockReportLeaseManager

• Type: Bug
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 3.4.0, 3.3.6
• Component/s: namenode
• Labels: pull-request-available
• Hadoop Flags: Reviewed
• Assignee: dzcxzl
• Reporter: dzcxzl
• Created: 20/Jul/22 13:46
• Updated: 08/Jun/23 20:26
• Resolved: 25/Apr/23 20:43

Description

monotonicNowMs is generated by System.nanoTime(), direct comparison is not recommended.

 

org.apache.hadoop.hdfs.server.blockmanagement.BlockReportLeaseManager#pruneIfExpired

if (monotonicNowMs < node.leaseTimeMs + leaseExpiryMs) {
  return false;
} 

Issue Links

• links to: GitHub Pull Request #4598