Re: [PATCH v6 3/4] qcow2: add zstd cluster compression

2020-03-16 Thread Denis Plotnikov
On 16.03.2020 17:01, Eric Blake wrote: On 3/12/20 4:22 AM, Denis Plotnikov wrote: zstd significantly reduces cluster compression time. It provides better compression performance maintaining the same level of the compression ratio in comparison with zlib, which, at the moment, is the only comp

Re: [PATCH v6 3/4] qcow2: add zstd cluster compression

2020-03-16 Thread Eric Blake
On 3/12/20 4:22 AM, Denis Plotnikov wrote: zstd significantly reduces cluster compression time. It provides better compression performance maintaining the same level of the compression ratio in comparison with zlib, which, at the moment, is the only compression method available. +++ b/docs/in

[PATCH v6 3/4] qcow2: add zstd cluster compression

2020-03-12 Thread Denis Plotnikov
zstd significantly reduces cluster compression time. It provides better compression performance maintaining the same level of the compression ratio in comparison with zlib, which, at the moment, is the only compression method available. The performance test results: Test compresses and decompresse