Troubleshooting
Problem
QRadar® SIEM installed on virtual environments can experience bad performance symptoms when the physical hardware is oversubscribed, and installed along with another virtual machines sharing CPU, Memory, and Disk IO resources,
Symptom
The following are common symptoms for this issue:
- Slow UI or CLI responses. When using QRadar, it feels slow.
- Alerts about system load.
- High CPU load when running all services without a specific cause.
- A "soft lockup" message can be found in /var/log/messages.
kernel: BUG: soft lockup - CPU#0 stuck for 67s!
Document Location
Worldwide
[{"Type":"MASTER","Line of Business":{"code":"LOB77","label":"Automation Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSBQAC","label":"IBM Security QRadar SIEM"},"ARM Category":[{"code":"a8m0z000000cwtiAAA","label":"Performance"}],"ARM Case Number":"TS010372602","Platform":[{"code":"PF016","label":"Linux"}],"Version":"All Versions"}]
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Document Information
Modified date:
27 October 2022
UID
ibm16620291