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91774fc936
Uses github.com/libopenstorage/secrets to communicate with Vault. This removes the need for maintaining our own limited Vault APIs. By adding the new dependency, several other packages got updated in the process. Unused indirect dependencies have been removed from go.mod. Signed-off-by: Niels de Vos <ndevos@redhat.com>
108 lines
3.5 KiB
Plaintext
108 lines
3.5 KiB
Plaintext
The Snappy compression format in the Go programming language.
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To download and install from source:
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$ go get github.com/golang/snappy
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Unless otherwise noted, the Snappy-Go source files are distributed
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under the BSD-style license found in the LICENSE file.
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Benchmarks.
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The golang/snappy benchmarks include compressing (Z) and decompressing (U) ten
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or so files, the same set used by the C++ Snappy code (github.com/google/snappy
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and note the "google", not "golang"). On an "Intel(R) Core(TM) i7-3770 CPU @
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3.40GHz", Go's GOARCH=amd64 numbers as of 2016-05-29:
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"go test -test.bench=."
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_UFlat0-8 2.19GB/s ± 0% html
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_UFlat1-8 1.41GB/s ± 0% urls
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_UFlat2-8 23.5GB/s ± 2% jpg
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_UFlat3-8 1.91GB/s ± 0% jpg_200
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_UFlat4-8 14.0GB/s ± 1% pdf
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_UFlat5-8 1.97GB/s ± 0% html4
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_UFlat6-8 814MB/s ± 0% txt1
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_UFlat7-8 785MB/s ± 0% txt2
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_UFlat8-8 857MB/s ± 0% txt3
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_UFlat9-8 719MB/s ± 1% txt4
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_UFlat10-8 2.84GB/s ± 0% pb
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_UFlat11-8 1.05GB/s ± 0% gaviota
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_ZFlat0-8 1.04GB/s ± 0% html
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_ZFlat1-8 534MB/s ± 0% urls
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_ZFlat2-8 15.7GB/s ± 1% jpg
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_ZFlat3-8 740MB/s ± 3% jpg_200
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_ZFlat4-8 9.20GB/s ± 1% pdf
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_ZFlat5-8 991MB/s ± 0% html4
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_ZFlat6-8 379MB/s ± 0% txt1
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_ZFlat7-8 352MB/s ± 0% txt2
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_ZFlat8-8 396MB/s ± 1% txt3
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_ZFlat9-8 327MB/s ± 1% txt4
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_ZFlat10-8 1.33GB/s ± 1% pb
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_ZFlat11-8 605MB/s ± 1% gaviota
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"go test -test.bench=. -tags=noasm"
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_UFlat0-8 621MB/s ± 2% html
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_UFlat1-8 494MB/s ± 1% urls
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_UFlat2-8 23.2GB/s ± 1% jpg
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_UFlat3-8 1.12GB/s ± 1% jpg_200
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_UFlat4-8 4.35GB/s ± 1% pdf
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_UFlat5-8 609MB/s ± 0% html4
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_UFlat6-8 296MB/s ± 0% txt1
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_UFlat7-8 288MB/s ± 0% txt2
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_UFlat8-8 309MB/s ± 1% txt3
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_UFlat9-8 280MB/s ± 1% txt4
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_UFlat10-8 753MB/s ± 0% pb
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_UFlat11-8 400MB/s ± 0% gaviota
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_ZFlat0-8 409MB/s ± 1% html
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_ZFlat1-8 250MB/s ± 1% urls
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_ZFlat2-8 12.3GB/s ± 1% jpg
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_ZFlat3-8 132MB/s ± 0% jpg_200
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_ZFlat4-8 2.92GB/s ± 0% pdf
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_ZFlat5-8 405MB/s ± 1% html4
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_ZFlat6-8 179MB/s ± 1% txt1
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_ZFlat7-8 170MB/s ± 1% txt2
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_ZFlat8-8 189MB/s ± 1% txt3
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_ZFlat9-8 164MB/s ± 1% txt4
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_ZFlat10-8 479MB/s ± 1% pb
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_ZFlat11-8 270MB/s ± 1% gaviota
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For comparison (Go's encoded output is byte-for-byte identical to C++'s), here
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are the numbers from C++ Snappy's
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make CXXFLAGS="-O2 -DNDEBUG -g" clean snappy_unittest.log && cat snappy_unittest.log
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BM_UFlat/0 2.4GB/s html
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BM_UFlat/1 1.4GB/s urls
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BM_UFlat/2 21.8GB/s jpg
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BM_UFlat/3 1.5GB/s jpg_200
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BM_UFlat/4 13.3GB/s pdf
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BM_UFlat/5 2.1GB/s html4
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BM_UFlat/6 1.0GB/s txt1
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BM_UFlat/7 959.4MB/s txt2
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BM_UFlat/8 1.0GB/s txt3
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BM_UFlat/9 864.5MB/s txt4
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BM_UFlat/10 2.9GB/s pb
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BM_UFlat/11 1.2GB/s gaviota
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BM_ZFlat/0 944.3MB/s html (22.31 %)
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BM_ZFlat/1 501.6MB/s urls (47.78 %)
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BM_ZFlat/2 14.3GB/s jpg (99.95 %)
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BM_ZFlat/3 538.3MB/s jpg_200 (73.00 %)
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BM_ZFlat/4 8.3GB/s pdf (83.30 %)
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BM_ZFlat/5 903.5MB/s html4 (22.52 %)
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BM_ZFlat/6 336.0MB/s txt1 (57.88 %)
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BM_ZFlat/7 312.3MB/s txt2 (61.91 %)
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BM_ZFlat/8 353.1MB/s txt3 (54.99 %)
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BM_ZFlat/9 289.9MB/s txt4 (66.26 %)
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BM_ZFlat/10 1.2GB/s pb (19.68 %)
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BM_ZFlat/11 527.4MB/s gaviota (37.72 %)
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