The Linux Podcast with Fexingo: Open Source Operating Systems, Distros, and Server Stack

How Linux KSM Is Saving Memory in Virtualized Environments


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Episode 65 of The Linux Podcast with Fexingo dives into Kernel Same-page Merging (KSM), a memory deduplication feature that quietly saves gigabytes in virtualized and containerized Linux environments. Lucas and Luna explain how KSM works, where it shines—like in high-density VDI deployments—and where it falls short, such as on latency-sensitive workloads. They walk through a real-world case from a cloud provider that cut memory usage by 40 percent using KSM, and discuss the trade-offs between memory savings and CPU overhead. If you manage Linux hosts with many similar virtual machines or containers, this episode gives you a concrete tool for better resource utilization.

#Linux #KSM #MemoryManagement #Virtualization #Containers #Kernel #Deduplication #VDI #CloudComputing #Infrastructure #OpenSource #Technology #Sysadmin #DevOps #LinuxKernel #MemorySavings #FexingoBusiness #BusinessPodcast

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The Linux Podcast with Fexingo: Open Source Operating Systems, Distros, and Server StackBy Fexingo