[HDFS-15920] Solve the problem that the value of SafeModeMonitor#RECHECK_INTERVAL can be configured

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: block placement
• Labels: pull-request-available
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: JiangHua Zhu
• Reporter: JiangHua Zhu
• Created: 25/Mar/21 07:44
• Updated: 11/Feb/24 09:36
• Resolved: 14/Sep/21 08:55

Description

The current SafeModeMonitor#RECHECK_INTERVAL value has a fixed value (=1000), and this value should be set and configurable. Because the lock is occupied internally, it competes with other places.

Issue Links

• causes: HDFS-16324 Fix error log in BlockManagerSafeMode
• links to: GitHub Pull Request #2831