NEXT3

NEXT3® is a flavor of the widely used Ext3 file system with built-in support for snapshots. Developed by CTERA Networks, NEXT3 is licensed under the GPL.

Features

Backward and forward compatible with Ext3
Incremental, volume level, read-only snapshots
Snapshots use available file system disk space
Snapshots deletion automatically frees up disk space
Retains ext3 stability including journaling and fsck
Minimal performance overhead (in average use cases)
No limit on number and size of snapshots

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