[HDDS-10027] NPE in VolumeInfoMetrics.getCommitted()

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0.0, 1.4.1
• Component/s: Ozone Datanode
• Labels: pull-request-available
• Target Version/s: 1.4.1
• Assignee: Attila Doroszlai
• Reporter: Tsz-wo Sze
• Created: 29/Dec/23 09:04
• Updated: 24/Jul/24 06:40
• Resolved: 29/Dec/23 16:37

Description

HddsVolume.committedBytes could be null. However, VolumeInfoMetrics.getCommitted() may use it and result in NullPointerException.

Caused by: java.lang.NullPointerException
	at org.apache.hadoop.ozone.container.common.volume.HddsVolume.getCommittedBytes(HddsVolume.java:303)
	at org.apache.hadoop.ozone.container.common.volume.VolumeInfoMetrics.getCommitted(VolumeInfoMetrics.java:147)
	... 97 more

Issue Links

• is caused by: HDDS-9807 [EC][SCM] Incorrect check of available space on datanodes in case of allocating blocks
• links to: GitHub Pull Request #5885