Re: [PATCH v20 3/4] qcow2: add zstd cluster compression

2020-04-28 Thread Max Reitz
On 28.04.20 09:23, Denis Plotnikov wrote: > > > On 28.04.2020 09:16, Max Reitz wrote: >> On 27.04.20 21:26, Denis Plotnikov wrote: >>> >>> On 27.04.2020 15:35, Max Reitz wrote: On 21.04.20 10:11, Denis Plotnikov wrote: > zstd significantly reduces cluster compression time. > It

Re: [PATCH v20 3/4] qcow2: add zstd cluster compression

2020-04-28 Thread Denis Plotnikov
On 28.04.2020 09:16, Max Reitz wrote: On 27.04.20 21:26, Denis Plotnikov wrote: On 27.04.2020 15:35, Max Reitz wrote: On 21.04.20 10:11, Denis Plotnikov wrote: zstd significantly reduces cluster compression time. It provides better compression performance maintaining the same level of the

Re: [PATCH v20 3/4] qcow2: add zstd cluster compression

2020-04-28 Thread Max Reitz
On 27.04.20 21:26, Denis Plotnikov wrote: > > > On 27.04.2020 15:35, Max Reitz wrote: >> On 21.04.20 10:11, 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 v20 3/4] qcow2: add zstd cluster compression

2020-04-27 Thread Denis Plotnikov
On 27.04.2020 15:35, Max Reitz wrote: On 21.04.20 10:11, 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

Re: [PATCH v20 3/4] qcow2: add zstd cluster compression

2020-04-27 Thread Max Reitz
On 21.04.20 10:11, 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

[PATCH v20 3/4] qcow2: add zstd cluster compression

2020-04-21 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