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| author | Miloslav Trmač <mitr@redhat.com> | 2019-10-01 22:15:58 +0200 |
|---|---|---|
| committer | Miloslav Trmač <mitr@redhat.com> | 2019-10-04 20:18:23 +0200 |
| commit | d3f59bedb393521986e645bc48c47938f321b643 (patch) | |
| tree | c61aa40e008b7fcb371d899880a4afd1714f50af /vendor/github.com/klauspost/compress/zstd/README.md | |
| parent | bd08fc0e9b3a9943008585879877b68789e38c31 (diff) | |
| download | podman-d3f59bedb393521986e645bc48c47938f321b643.tar.gz podman-d3f59bedb393521986e645bc48c47938f321b643.tar.bz2 podman-d3f59bedb393521986e645bc48c47938f321b643.zip | |
Update c/image to v4.0.1 and buildah to 1.11.3
This requires updating all import paths throughout, and a matching
buildah update to interoperate.
I can't figure out the reason for go.mod tracking
github.com/containers/image v3.0.2+incompatible // indirect
((go mod graph) lists it as a direct dependency of libpod, but
(go list -json -m all) lists it as an indirect dependency),
but at least looking at the vendor subdirectory, it doesn't seem
to be actually used in the built binaries.
Signed-off-by: Miloslav Trmač <mitr@redhat.com>
Diffstat (limited to 'vendor/github.com/klauspost/compress/zstd/README.md')
| -rw-r--r-- | vendor/github.com/klauspost/compress/zstd/README.md | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/vendor/github.com/klauspost/compress/zstd/README.md b/vendor/github.com/klauspost/compress/zstd/README.md index 670f98af4..d9d38b23f 100644 --- a/vendor/github.com/klauspost/compress/zstd/README.md +++ b/vendor/github.com/klauspost/compress/zstd/README.md @@ -34,7 +34,8 @@ For now, a high speed (fastest) and medium-fast (default) compressor has been im The "Fastest" compression ratio is roughly equivalent to zstd level 1. The "Default" compression ration is roughly equivalent to zstd level 3 (default). -In terms of speed, it is typically 2x as fast as the stdlib deflate/gzip in its fastest mode. The compression ratio compared to stdlib is around level 3, but usually 3x as fast. +In terms of speed, it is typically 2x as fast as the stdlib deflate/gzip in its fastest mode. +The compression ratio compared to stdlib is around level 3, but usually 3x as fast. Compared to cgo zstd, the speed is around level 3 (default), but compression slightly worse, between level 1&2. @@ -217,7 +218,8 @@ silesia.tar zstd 3 211947520 66793301 1377 146.79 As part of the development process a *Snappy* -> *Zstandard* converter was also built. -This can convert a *framed* [Snappy Stream](https://godoc.org/github.com/golang/snappy#Writer) to a zstd stream. Note that a single block is not framed. +This can convert a *framed* [Snappy Stream](https://godoc.org/github.com/golang/snappy#Writer) to a zstd stream. +Note that a single block is not framed. Conversion is done by converting the stream directly from Snappy without intermediate full decoding. Therefore the compression ratio is much less than what can be done by a full decompression |