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08. 09. 2025 Alessandro Romboli Service Management

VMware ESXi Transparent Page Sharing

Scenario TPS (Transparent Page Sharing) is a proprietary functionality in VMware ESX(i) which essentially does deduplication of memory pages used for virtual machines. Identical memory content across multiple machines thus only consumes memory once. When you have multiple virtual machines with the same guest operating system running, there’s a high chance of identical content which…

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20. 06. 2025 Reinhold Trocker Unified Monitoring

Elastic Integration with Huge Memory Usage? Keep That Host Accessible!

In some environments, Elastic Agent integrations can unexpectedly consume excessive memory. This can be due to various reasons: misbehaving integrations, memory leaks, or simply under-provisioned hosts. When this happens, the Linux Kernel may invoke the OoM (Out of Memory) killer of systemd, terminating the Elastic Agent service and usually, disrupting data ingestion. How to Detect…

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