IBM QRadar

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  • 1.  Buffer queue

    Posted 10 days ago
    1. how i can check buffer size in Qradar?
    2. Approximately how many events can be stored in the buffer at one time?
    3. Where in the GUI can I see the real-time buffer utilization?
    4. Is there any way for increasing the buffer size so that EPS is utilized more efficiently?


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    Sahil K
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  • 2.  RE: Buffer queue

    Posted 10 days ago

    Sahil,

    AI search says:

    To check the event buffer size in QRadar, you can look for the real-time buffer utilization in the GUI. However, the specific amount of events that can be stored in the buffer at one time depends on your configuration and deployment setup. You can increase the buffer size to improve event processing speed (EPS) efficiency. For more details, you might find the discussion on buffer management helpful: Buffer queue.

    The website explains the principle excellently. The size is 5GB. To calculate the amount of events you should have an idea what your average event size is. For a rule of thumb you can divide the buffer size by 1000. You need to install QDI to be able to see the queue in the GUI. Dont manipulate buffer size if not needed. EPS will work efficiently independent from queue size.

    queue in QDI


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    [Karl] [Jaeger] [#ibmchampion]
    [QRadar Specialist]
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