One of the more advanced modern filesystems with tons of features; originated on Solaris but now runs on Linux, FreeBSD, and others.
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Keeping your data safe in the event of a disaster or compromise is important. That’s why we back up.
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.
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.