[CASSANDRA-9861] When forcibly exiting due to OOM, we should produce a heap dump

• Type: Bug
• Status: Resolved
• Priority: Low
• Resolution: Fixed
• Fix Version/s: 2.2.7, 3.0.7, 3.7
• Component/s: Local/Startup and Shutdown
• Labels: lhf
• Severity: Low
• Assignee: Benjamin Lerer
• Reporter: Benedict Elliott Smith

Authors

Benjamin Lerer

Reviewers

Aleksey Yeschenko

• Created: 22/Jul/15 10:01
• Updated: 16/Apr/19 09:31
• Resolved: 04/May/16 15:22

Description

CASSANDRA-7507 introduced earlier termination on encountering an OOM, due to lack of certainty about system state. However a side effect is that we never produce heap dumps on OOM. We should ideally try to produce one forcibly before exiting.

Issue Links

• is duplicated by: CASSANDRA-9604 Upon JVM OOM (Out Of Memory), print out a summary of heap histograms in addition to heap dump