[HBASE-5713] Introduce throttling during Instant schema change process to throttle opening/closing regions.

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Abandoned
• Component/s: Client, master, regionserver, shell
• Assignee: Unassigned
• Reporter: Subbu M Iyer
• Created: 04/Apr/12 16:24
• Updated: 13/Jun/22 16:16
• Resolved: 13/Jun/22 16:04

Description

There is a potential for region open/close stampede during instant schema change process as the process attempts to close/open impacted regions in rapid succession. We need to introduce some kind of throttling to eliminate the race condition.

Issue Links

• relates to: HBASE-5715 Revert 'Instant schema alter' for now, HBASE-4213