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FAQ for Troubleshooting a BDA Node Hang Due to a Kernel Crash Requiring a Kdump for Analysis (Doc ID 2129071.1)

Last updated on JULY 05, 2021

Applies to:

Big Data Appliance Integrated Software - Version 4.2.0 and later
Linux x86-64


Provide an FAQ of troubleshooting tips for cases when a BDA node hangs due to a kernel crash and a kernel crash dump (kdump) is required. 

Questions and Answers

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In this Document
Questions and Answers
 In the case of a node hang, due to a kernel crash is the first action is to trigger a kdump from the ilom?
 In the case of a Node with a kernel panic, is a crash dump automatically triggered in the crash directory if things are properly configured for that?
 Are there any times when a server would not generate a vmcore if the kdump was triggered properly?
 How could an Out of Memory (OOM) condition crash the system?
 What kind of Action Plan could be used if node crashes of this nature persist?

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