Re: [PATCH v14 3/4] qcow2: add zstd cluster compression

2020-04-01 Thread Vladimir Sementsov-Ogievskiy
01.04.2020 10:02, Denis Plotnikov wrote: On 01.04.2020 08:49, Vladimir Sementsov-Ogievskiy wrote: 31.03.2020 20:44, Denis Plotnikov wrote: zstd significantly reduces cluster compression time. It provides better compression performance maintaining the same level of the compression ratio in

Re: [PATCH v14 3/4] qcow2: add zstd cluster compression

2020-04-01 Thread Denis Plotnikov
On 01.04.2020 08:49, Vladimir Sementsov-Ogievskiy wrote: 31.03.2020 20:44, 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,

Re: [PATCH v14 3/4] qcow2: add zstd cluster compression

2020-03-31 Thread Vladimir Sementsov-Ogievskiy
31.03.2020 20:44, 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. The performance

Re: [PATCH v14 3/4] qcow2: add zstd cluster compression

2020-03-31 Thread Eric Blake
On 3/31/20 12:44 PM, 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.

[PATCH v14 3/4] qcow2: add zstd cluster compression

2020-03-31 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