Version 1.2.909

• Fix table vacuum return value
• Add Gzip snapshot tables - up to 75% less space by inode/index/tree data

Version 1.2.908

• Update ZSTD to upstream 0.6.1
• Fix migrations
• Fix cythonization
• Recompress on the fly
• Recompress by current compression method
• Lock file with current FS status
• Don't rename table inside sqlite file (by subvolume hash)
• Fix {amc}time updates, maybe speedup

Version 1.2.20

Update ZSTD to upstream 0.4.7

Version 1.2.19

• hide deprecated compression methods from cmd-line
• fix cython error on mysql base table class

Version 1.2.18

• new ZSTD 0.3.6 compression
• fix migrations
• deprecate old compression methods

Version 1.2.17

Quick fix for rename operation:

• don't mess with FS tree with link-unlink
• just update tree node info about new parent node and name

Version 1.2.16

• Support building project with Cython - use setup.py script
• Adjust GC some more

Version 1.2.15

• Don't flush expired by buffer size blocks too often - once in second, not by any operation
• Adjust GC settings - don't collect garbage too often
• Simple optimizations after profiling:
  • reduce number of imports
  • reduce number of function calls
• Add new option for CPU count limitation for multiprocess compression:
  • setup number of processes for multiprocess tool
  • setup single-process tool if limit <= 1

Version 1.2.14

• Quick fix for lzma loader which breaks other modules loading

Version 1.2.13

• more verbose GC collection - switch to info level
• new option for faster GC - don't collect hashes and blocks
• new option for verbose FS statistics - select verbose mode first