Wazuh Vm High memory usage

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reza fathi

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Jul 17, 2023, 1:52:38 AM7/17/23
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Hi,

I have installed wazuh ova with 32 GB ram , 600 GB storage and 8 cores CPU. I have around 110 endpoints. As you can see in two attached screenshots, the wazuh is consuming 29 GB of memory. I did all opensearch tunings but no luck. I did not change change java heap memory size as it is set 16 GB by default. Please help me to solve this issue.

Screenshot 2023-07-17 091745.png

Screenshot 2023-07-17 091919.png

Openime Oniagbi

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Jul 17, 2023, 8:35:25 AM7/17/23
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Hello,

Thank you for using Wazuh

The high RAM usage could be normal because the Wazuh installation assistant (wazuh-install.sh) automatically assigns the Wazuh indexer java heap memory process half of a “free -m” total available memory. If you have 72GB ram, the /etc/wazuh-indexer/jvm.options has been configured to 36GB, as Elasticsearch documentation recommends. You can change this value to your desired heap memory value using the settings Xms and Xmx. Could you please check and confirm?

Thanks.

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