[HDFS-7890] Improve information on Top users for metrics in RollingWindowsManager and lower log level

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Hadoop Flags: Reviewed
• Assignee: J.Andreina
• Reporter: J.Andreina
• Created: 05/Mar/15 04:32
• Updated: 30/Aug/16 01:38
• Resolved: 30/Mar/15 04:35

Description

Information on Top users for metrics in RollingWindowsManager should be improved and can be moved to DEBUG.

Currently it is INFO logs at namenode side and does not provide much information.

15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command finalizeRollingUpgrade is: 1
15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command startRollingUpgrade is: 0
15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command * is: 1
15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command finalizeRollingUpgrade is: 1
15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command startRollingUpgrade is: 1
15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command * is: 1
15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command finalizeRollingUpgrade is: 1
15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command startRollingUpgrade is: 0
15/03/04 13:21:02 INFO window.RollingWindowManager: topN size for command * is: 1

Issue Links

• duplicates: HDFS-8007 Lower RollingWindowManager log to debug