[HDFS-9210] Fix some misuse of %n in VolumeScanner#printStats

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.7.1
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: datanode
• Hadoop Flags: Reviewed
• Assignee: Xiaoyu Yao
• Reporter: Xiaoyu Yao
• Created: 07/Oct/15 20:46
• Updated: 30/Aug/16 01:26
• Resolved: 01/Feb/16 20:01

Description

Found 2 extra "%n" in the VolumeScanner report and lines not well formatted below. This JIRA is opened to fix the format issue.

Block scanner information for volume DS-93fb2503-de00-4f98-a8bc-c2bc13b8f0f7 with base path /hadoop/hdfs/data%nBytes verified in last hour       :                                                 136882014
Blocks scanned in current period  :                                                         5
Blocks scanned since restart      :                                                         5
Block pool scans since restart    :                                                         0
Block scan errors since restart   :                                                         0
Hours until next block pool scan  :                                                   476.000
Last block scanned                : BP-1792969149-192.168.70.101-1444150984999:blk_1073742088_1274
More blocks to scan in period     :                                                     false
%n