75b13ea94a
Summary: Summary : 1. Add two arguments --compression_level_from and --compression_level_to to check the compression size with different compression level in the given range. Users must specify one compression type else it will error out. Both from and to levels must also be specified together. 2. Display the time taken to compress each file with different compressions by default. Test Plan : make -j64 check Pull Request resolved: https://github.com/facebook/rocksdb/pull/6634 Test Plan: make -j64 check Reviewed By: anand1976 Differential Revision: D20810282 Pulled By: akankshamahajan15 fbshipit-source-id: ac9098d3c079a1fad098f6678dbedb4d888a791b