ref: e2964595bccfdf56e1aa94d0d2fd1a3401271a76
dir: /TODO/
*** must have before usable for testing *** - correctly implement deadlists - auth against authservers - implement special file modes: ORCLOSE, OEXCL, etc *** nice to have, can get testing without** - Reserve blocks for deletion - add missing management commands in console - transient exec snapshots - performance optimization: - async page writeback: currently, every write to device is sync. - bulk block frees - background block frees - root block reuse - small file optimizations - inline data - block fragmentation - testing, debugging