How to troubleshoot Memory related issue on Apigee Edge Private cloud a.k.a OPDK?

[azharali49]

• What information should be collected to identify Memory leaks on OPDK nodes?
• What diagnostics steps should be executed to identify High memory consumption issues?

[azharali49 · Accepted solution]

To begin the troubleshooting we need to isolate it by answering below questionnaire

• What is the frequency of this?
• Did this occur once or does it still continue to occur?
• If the affected node is restarted, after how long does the issue occur?
• Does the memory issue goes away automatically or requires any manual action? If an action is required, what is that?
• What is the impact of memory issue?
• Collect Heap dump of process consuming High memory from affected node and attach to the support case;
• Collect sosreport from the affected node and attach to the support case
• Collect the output of the below commands from affected OPDK node.

  apigee-all version
  apigee-all status
  top
  java -version
  rpm -qa --last 
  free -h
  vmstat
  cat /proc/meminfo
  dmidecode --type memory 
  lshw -short -C memory