One of the more advanced modern filesystems with tons of features; originated on Solaris but now runs on Linux, FreeBSD, and others.
See also ZFS on Linux and Backups.
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dar is a Backup and archiving tool. You can think of it as as more modern tar. It supports both streaming and random-access modes, supports correct incrementals (unlike GNU tar’s incremental mode), Encryption, various forms of compression, even integrated rdiff deltas.
Filespooler makes an excellent tool for handling Backups. In fact, this was the case the prompted me to write it in the first place.
It seems that lately I’ve written several shell implementations of a simple queue that enforces ordered execution of jobs that may arrive out of order. After writing this for the nth time in bash, I decided it was time to do it properly. But first, a word on the why of it all.
Keeping your data safe in the event of a disaster or compromise is important. That’s why we back up.
For ZFS.