Re: [PATCH v4 4/5] qcow2: add zstd cluster compression

2020-03-04 Thread Denis Plotnikov
On 04.03.2020 10:49, Vladimir Sementsov-Ogievskiy wrote: 03.03.2020 16:34, 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 v4 4/5] qcow2: add zstd cluster compression

2020-03-03 Thread Vladimir Sementsov-Ogievskiy
03.03.2020 16:34, 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 te

Re: [PATCH v4 4/5] qcow2: add zstd cluster compression

2020-03-03 Thread Markus Armbruster
Denis Plotnikov writes: > 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 r

[PATCH v4 4/5] qcow2: add zstd cluster compression

2020-03-03 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