[HDDS-3381] OzoneManager starts 2 OzoneManagerDoubleBuffer for HA clusters

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: Ozone Manager, test
• Labels: MiniOzoneChaosCluster Triaged pull-request-available
• Target Version/s: 1.0.0
• Assignee: Bharat Viswanadham
• Reporter: Mukul Kumar Singh
• Created: 12/Apr/20 15:02
• Updated: 04/Jun/20 21:26
• Resolved: 04/Jun/20 21:25

Description

OzoneManager starts 2 OzoneManagerDoubleBuffer for HA clusters. In the following example for 3 OM HA instances, 6 OzoneManagerDoubleBuffer instances were created.

➜  chaos-2020-04-12-20-21-11-IST grep canFlush stack1
	at org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer.canFlush(OzoneManagerDoubleBuffer.java:344)
	at org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer.canFlush(OzoneManagerDoubleBuffer.java:344)
	at org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer.canFlush(OzoneManagerDoubleBuffer.java:344)
	at org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer.canFlush(OzoneManagerDoubleBuffer.java:344)
	at org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer.canFlush(OzoneManagerDoubleBuffer.java:344)
	at org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer.canFlush(OzoneManagerDoubleBuffer.java:344)

Issue Links

• is fixed by: HDDS-3475 Use transactionInfo table to persist transaction information
• links to: GitHub Pull Request #816