// Blog · tag
#ksm
Every post tagged ksm.
Blog posts
performance
How to Use KSM (Kernel Samepage Merging) in Proxmox VE to Save RAM on Multiple VMs
KSM quietly deduplicates identical memory pages across similar VMs on a Proxmox VE host. Here's what it actually does, how to check if it's saving you RAM, and how to disable it node-wide or per VM.
troubleshooting
How to Fix High RAM Usage in Proxmox VE (And What's Actually Normal)
free -h showing 90% used and panicking? Learn why ZFS ARC and KSM make Proxmox VE memory usage look scary, how to tell real pressure from normal caching, and what to actually fix.