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2026-04-06 LinuxEnable Proxmox weekly containers fstrim
What is fstrim? fstrim tells SSDs or thin-provisioned storage which blocks are no longer used by the filesystem so they can be reclaimed. Without TRIM/discard: deleted data still looks “used” to the storage layer SSD performance slowly degrades thin storage pools appear full even when files were deleted write amplification increases (reduces SSD lifespan) Running…