// Blog · tag
#disk-io
Every post tagged disk-io.
Blog posts
performance
How to Limit Disk I/O (Bandwidth and IOPS) for a Virtual Machine in Proxmox VE
One noisy VM can slow down every other guest on shared storage. Here is how to cap read/write speed and IOPS per disk in Proxmox VE, from the GUI and the qm command line.
storage
Speeding Up HDD-Backed ZFS Pools in Proxmox VE with a Special Device
HDD-backed ZFS pools on Proxmox VE and PBS choke on metadata-heavy operations like garbage collection and snapshot listing. Here's how a mirrored ZFS special device fixes it, with diagnosis, commands, and sizing guidance.