[HDFS-4759] snapshotDiff of two invalid snapshots but with same name returns success

• Type: Sub-task
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: Snapshot (HDFS-2802)
• Component/s: namenode
• Hadoop Flags: Reviewed
• Assignee: Jing Zhao
• Reporter: Ramya Sunil
• Created: 26/Apr/13 00:58
• Updated: 10/Oct/13 10:10
• Resolved: 26/Apr/13 21:31

Description

snapshotDiff of two invalid snapshots which have the same names returns a success.

$ hadoop dfs -ls /user/foo/hdfs-snapshots/.snapshot
Found 1 items
drwx------ - foo foo 0 2013-04-26 00:53 /user/foo/hdfs-snapshots/.snapshot/s1

$ hadoop snapshotDiff /user/foo/hdfs-snapshots invalid invalid
Difference between snapshot invalid and snapshot invalid under directory /user/foo/hdfs-snapshots:

-bash-4.1$ echo $?
0