[HDFS-4932] Avoid a wide line on the name node webUI if we have more Journal nodes

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.1.0-beta, 3.0.0-alpha1
• Fix Version/s: 2.1.0-beta
• Component/s: ha, namenode
• Target Version/s: 2.1.0-beta
• Hadoop Flags: Reviewed
• Assignee: Fengdong Yu
• Reporter: Fengdong Yu
• Created: 25/Jun/13 10:36
• Updated: 12/May/16 18:12
• Resolved: 26/Jun/13 22:34

Description

If we have more Journal nodes, It shows a long line on the name node webUI, this patch wrapped line. just show three journal nodes on each line. I don't change CSS because I don't want to affect other related web styles.