ref: d60c4cb716bc586ef3641d77da53bb7af0fee87f
dir: /TODO/
- Implement: reclaim blocks that escape snapshots - Snapshot forking: refcount snapshots, add ids - Transient exec snapshots - Users and groups: - Permission checks - User and group loading - User and group manipulation from console - (do we want this? maybe just edit /adm/users?) - Complete wstat: implement missing operations - Implement special file modes: ORCLOSE, OEXCL, etc - Add missing commands - 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