[HDFS-11095] BlockManagerSafeMode should respect extension period default config value (30s)

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.9.0, 3.0.0-alpha2
• Component/s: namenode
• Target Version/s: 2.9.0, 3.0.0-alpha2
• Hadoop Flags: Reviewed
• Assignee: Mingliang Liu
• Reporter: Mingliang Liu
• Created: 02/Nov/16 19:49
• Updated: 03/Nov/16 01:38
• Resolved: 02/Nov/16 22:05

Description

BlockManagerSafeMode.java

    this.extension = conf.getInt(DFS_NAMENODE_SAFEMODE_EXTENSION_KEY, 0);

Though the default value (30s) is loaded from hdfs-default.xml, we should also respect this in the code by using DFSConfigKeys#DFS_NAMENODE_SAFEMODE_EXTENSION_DEFAULT.

Issue Links

• is broken by: HDFS-9129 Move the safemode block count into BlockManager