[HDFS-645] Namenode does not leave safe mode even if all blocks are available

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.20.1, 0.21.0, 0.22.0
• Component/s: namenode
• Assignee: Qi Liu
• Reporter: Qi Liu
• Created: 23/Sep/09 00:45
• Updated: 24/Jul/14 00:31
• Resolved: 24/Jul/14 00:31

Description

When the safe mode threshold is set to 1.0f, sometimes the name node does not leave safe mode even if all blocks are available. This is caused by floating point number division and comparison issues.