func doPut(db *gorocksdb.DB, from int, to int) <-chan putStat {
var totalTime time.Duration
var maxTime time.Duration
putCount := 0
loopCount := 100000
putStatCh := make(chan putStat)
wo := gorocksdb.NewDefaultWriteOptions()
go func() {
for {
key := []byte(uuid.NewV4().String())
value := randBytes(from, to)
start := time.Now()
err := db.Put(wo, key, value)
if err != nil {
fmt.Println("dbPut error : ", err)
os.Exit(1)
}
delta := time.Since(start)
if delta > maxTime {
maxTime = delta
}
totalTime += delta
putCount++
if (putCount % loopCount) == 0 {
avgTime := totalTime / time.Duration(loopCount)
putStatCh <- putStat{maxTime, avgTime}
maxTime = 0
totalTime = 0
}
}
}()
return putStatCh
}
func doPut(db *gorocksdb.DB, from int, to int) <-chan putStat {
var totalTime time.Duration
var maxTime time.Duration
putCount := 0
loopCount := 100000
putStatCh := make(chan putStat)
wo := gorocksdb.NewDefaultWriteOptions()
createDBEntry := func(key string) {
value := randBytes(from, to)
start := time.Now()
err := db.Put(wo, key, value)
if err != nil {
fmt.Println("dbPut error : ", err)
os.Exit(1)
}
delta := time.Since(start)
if delta > maxTime {
maxTime = delta
}
totalTime += delta
putCount++
if (putCount % loopCount) == 0 {
avgTime := totalTime / time.Duration(loopCount)
putStatCh <- putStat{maxTime, avgTime}
maxTime = 0
totalTime = 0
}
}
go func() {
for i, key := range filenames {
createDBEntry(key)
}
close(putStatCh)
}()
return putStatCh
}