forked from mirror/ledisdb
154 lines
2.8 KiB
Go
154 lines
2.8 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"github.com/siddontang/go/num"
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"github.com/siddontang/ledisdb/config"
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"github.com/siddontang/ledisdb/ledis"
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"os"
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"runtime"
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"sync"
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"sync/atomic"
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"time"
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)
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var KB = config.KB
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var MB = config.MB
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var GB = config.GB
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var name = flag.String("db_name", "goleveldb", "db name")
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var number = flag.Int("n", 10000, "request number")
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var clients = flag.Int("c", 50, "number of clients")
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var round = flag.Int("r", 1, "benchmark round number")
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var valueSize = flag.Int("vsize", 100, "kv value size")
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var wg sync.WaitGroup
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var ldb *ledis.Ledis
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var db *ledis.DB
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var loop int = 0
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func bench(cmd string, f func()) {
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wg.Add(*clients)
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t1 := time.Now()
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for i := 0; i < *clients; i++ {
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go func() {
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for j := 0; j < loop; j++ {
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f()
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}
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wg.Done()
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}()
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}
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wg.Wait()
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t2 := time.Now()
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d := t2.Sub(t1)
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fmt.Printf("%s %s: %0.3f micros/op, %0.2fmb/s %0.2fop/s\n",
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cmd,
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d.String(),
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float64(d.Nanoseconds()/1e3)/float64(*number),
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float64((*valueSize+16)*(*number))/(1024.0*1024.0*(d.Seconds())),
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float64(*number)/d.Seconds())
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}
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var kvSetBase int64 = 0
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var kvGetBase int64 = 0
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func benchSet() {
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f := func() {
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value := make([]byte, *valueSize)
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n := atomic.AddInt64(&kvSetBase, 1)
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db.Set(num.Int64ToBytes(n), value)
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}
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bench("set", f)
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}
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func benchGet() {
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f := func() {
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n := atomic.AddInt64(&kvGetBase, 1)
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v, err := db.Get(num.Int64ToBytes(n))
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if err != nil {
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println(err.Error())
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} else if len(v) != *valueSize {
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println(len(v), *valueSize)
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}
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}
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bench("get", f)
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}
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func setRocksDB(cfg *config.RocksDBConfig) {
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cfg.BlockSize = 64 * KB
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cfg.WriteBufferSize = 64 * MB
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cfg.MaxWriteBufferNum = 2
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cfg.MaxBytesForLevelBase = 512 * MB
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cfg.TargetFileSizeBase = 64 * MB
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cfg.BackgroundThreads = 4
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cfg.HighPriorityBackgroundThreads = 1
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cfg.MaxBackgroundCompactions = 3
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cfg.MaxBackgroundFlushes = 1
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cfg.CacheSize = 512 * MB
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cfg.EnableStatistics = true
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cfg.StatsDumpPeriodSec = 5
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cfg.Level0FileNumCompactionTrigger = 8
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cfg.MaxBytesForLevelMultiplier = 8
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}
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func main() {
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runtime.GOMAXPROCS(runtime.NumCPU())
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flag.Parse()
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cfg := config.NewConfigDefault()
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cfg.DataDir = "./var/ledis_dbbench"
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cfg.DBName = *name
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os.RemoveAll(cfg.DBPath)
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defer os.RemoveAll(cfg.DBPath)
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os.MkdirAll(cfg.DBPath, 0755)
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cfg.LevelDB.BlockSize = 32 * KB
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cfg.LevelDB.CacheSize = 512 * MB
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cfg.LevelDB.WriteBufferSize = 64 * MB
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cfg.LevelDB.MaxOpenFiles = 1000
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setRocksDB(&cfg.RocksDB)
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var err error
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ldb, err = ledis.Open(cfg)
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if err != nil {
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println(err.Error())
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return
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}
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db, _ = ldb.Select(0)
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if *number <= 0 {
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panic("invalid number")
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return
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}
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if *clients <= 0 || *number < *clients {
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panic("invalid client number")
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return
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}
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loop = *number / *clients
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if *round <= 0 {
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*round = 1
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}
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for i := 0; i < *round; i++ {
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benchSet()
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benchGet()
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println("")
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}
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}
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