[HDFS-3849] When re-loading the FSImage, we should clear the existing genStamp and leases.

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.0.2-alpha
• Fix Version/s: 2.0.2-alpha
• Component/s: namenode
• Target Version/s: 2.0.2-alpha
• Hadoop Flags: Reviewed
• Assignee: Colin McCabe
• Reporter: Colin McCabe
• Created: 23/Aug/12 19:46
• Updated: 11/Oct/12 17:46
• Resolved: 28/Aug/12 22:12

Description

When re-loading the FSImage, we should clear the existing genStamp and leases.

This is an issue in the 2NN, because it sometimes clears the existing FSImage and reloads a new one in order to get back in sync with the NN.

Issue Links

• relates to: HDFS-3835 Long-lived 2NN cannot perform a checkpoint if security is enabled and the NN restarts with outstanding delegation tokens