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Virtual Tape Library consists of several components.
- LLD – A low level driver implemented as a kernel module – mhvtl
- Target devices – Daemons vtltape(1) and vtllibrary(1) which implement SCSI target device(s) in user-space
- Utility commands mktape(1), vtlcmd(1)
- And startup scripts build_library_config(1), make_vtl_devices(1)
OSFlash is a watering hole for open source Flash developers and users to meet, talk about and contribute to new and existing open source projects for the Flash Platform.
NILFS is a new implementation of a log-structured file system (LFS) supporting continuous snapshotting. In addition to versioning capability of the entire file system, users can even restore files mistakenly overwritten or destroyed just a few seconds ago. Since NILFS can keep consistency like conventional LFS, it achieves quick recovery after system crashes.
Sheepdog is a distributed storage system for KVM. It provides highly available block level storage volumes that can be attached to KVM virtual machines. Sheepdog supports advanced volume management features such as snapshot, cloning, and thin provisioning.
