[HADOOP-17620] DistCp: Use Iterator for listing target directory as well

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.3.1, 3.4.0
• Fix Version/s: 3.3.1, 3.4.0
• Component/s: tools/distcp
• Labels: pull-request-available
• Target Version/s: 3.3.1, 3.4.0
• Hadoop Flags: Reviewed
• Assignee: Ayush Saxena
• Reporter: Ayush Saxena
• Created: 04/Apr/21 10:16
• Updated: 11/Feb/24 08:54
• Resolved: 23/Apr/21 17:42

Description

Use iterator for listing target directory as well, when -useiterator option is specified.

Target is listed when delete option is specified.

Issue Links

• causes: HADOOP-17628 Distcp contract test is really slow with ABFS and S3A; timing out
• causes: HBASE-25900 HBoss tests compile/failure against Hadoop 3.3.1
• relates to: HIVE-24852 Add support for Snapshots during external table replication
• links to: GitHub Pull Request #2861