mergerfs
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mergerfs is a union filesystem geared towards simplifing storage and management of files across numerous commodity storage devices. It is similar to mhddfs, unionfs, and aufs.
Features
- Ad-free
- Command line interface
- Overlay filesystem
- File Storage
Tags
- digital-media-storage
- storage-pool
- pool
- hard-drive
- storage-system
- raid
- storage-pooling
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mergerfs information
What is mergerfs?
FEATURES
• Runs in userspace (FUSE) • Configurable behaviors • Support for extended attributes (xattrs) • Support for file attributes (chattr) • Runtime configurable (via xattrs) • Safe to run as root • Opportunistic credential caching • Works with heterogeneous filesystem types • Handling of writes to full drives • Handles pool of readonly and read/write drives



Comments and Reviews
It's good for merging several filesystems from different disks without using LVM or RAID. Moved from mhddfs to mergerfs because of frequent segfaults.