[HADOOP-17528] Not closing an SFTP File System instance prevents JVM from exiting.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.2.0
• Fix Version/s: 3.3.1
• Labels: pull-request-available
• Assignee: Mikhail Pryakhin
• Reporter: Mikhail Pryakhin
• Created: 13/Feb/21 21:23
• Updated: 30/May/22 16:37
• Resolved: 23/Feb/21 20:01

Description

SFTP file system leverages a connection pool which is not closed when a file system instance gets closed preventing a JVM from exiting as every SFTP connection runs in a separate non-daemon thread.

Issue Links

• causes: HADOOP-18238 Fix reentrancy check in SFTPFileSystem.close()
• links to: GitHub Pull Request #2701