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lib/encoding: add vm_zstd_block_{compress|decompress}_calls_total for determining the number CompressZSTD / DecompressZSTD calls

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This commit is contained in:
Aliaksandr Valialkin 2019-05-24 13:01:02 +03:00
parent 2eb3602d61
commit 6b0ae332f8
1 changed files with 5 additions and 0 deletions
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5
lib/encoding/compress.go
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@ -10,6 +10,7 @@ import (
// //
// The given compressLevel is used for the compression. // The given compressLevel is used for the compression.
func CompressZSTDLevel(dst, src []byte, compressLevel int) []byte { func CompressZSTDLevel(dst, src []byte, compressLevel int) []byte {
compressCalls.Inc()
originalBytes.Add(len(src)) originalBytes.Add(len(src))
dstLen := len(dst) dstLen := len(dst)
dst = gozstd.CompressLevel(dst, src, compressLevel) dst = gozstd.CompressLevel(dst, src, compressLevel)
@ -20,10 +21,14 @@ func CompressZSTDLevel(dst, src []byte, compressLevel int) []byte {
// DecompressZSTD decompresses src, appends the result to dst and returns // DecompressZSTD decompresses src, appends the result to dst and returns
// the appended dst. // the appended dst.
func DecompressZSTD(dst, src []byte) ([]byte, error) { func DecompressZSTD(dst, src []byte) ([]byte, error) {
decompressCalls.Inc()
return gozstd.Decompress(dst, src) return gozstd.Decompress(dst, src)
} }
var ( var (
compressCalls = metrics.NewCounter(`vm_zstd_block_compress_calls_total`)
decompressCalls = metrics.NewCounter(`vm_zstd_block_decompress_calls_total`)
originalBytes = metrics.NewCounter(`vm_zstd_block_original_bytes_total`) originalBytes = metrics.NewCounter(`vm_zstd_block_original_bytes_total`)
compressedBytes = metrics.NewCounter(`vm_zstd_block_compressed_bytes_total`) compressedBytes = metrics.NewCounter(`vm_zstd_block_compressed_bytes_total`)
) )