mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
120 lines
2.7 KiB
Go
120 lines
2.7 KiB
Go
// Copyright 2015 The etcd Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"fmt"
|
|
"math"
|
|
"os"
|
|
"time"
|
|
|
|
v3 "github.com/coreos/etcd/clientv3"
|
|
"github.com/coreos/etcd/pkg/report"
|
|
|
|
"github.com/spf13/cobra"
|
|
"golang.org/x/net/context"
|
|
"golang.org/x/time/rate"
|
|
"gopkg.in/cheggaaa/pb.v1"
|
|
)
|
|
|
|
// rangeCmd represents the range command
|
|
var rangeCmd = &cobra.Command{
|
|
Use: "range key [end-range]",
|
|
Short: "Benchmark range",
|
|
|
|
Run: rangeFunc,
|
|
}
|
|
|
|
var (
|
|
rangeRate int
|
|
rangeTotal int
|
|
rangeConsistency string
|
|
)
|
|
|
|
func init() {
|
|
RootCmd.AddCommand(rangeCmd)
|
|
rangeCmd.Flags().IntVar(&rangeRate, "rate", 0, "Maximum range requests per second (0 is no limit)")
|
|
rangeCmd.Flags().IntVar(&rangeTotal, "total", 10000, "Total number of range requests")
|
|
rangeCmd.Flags().StringVar(&rangeConsistency, "consistency", "l", "Linearizable(l) or Serializable(s)")
|
|
}
|
|
|
|
func rangeFunc(cmd *cobra.Command, args []string) {
|
|
if len(args) == 0 || len(args) > 2 {
|
|
fmt.Fprintln(os.Stderr, cmd.Usage())
|
|
os.Exit(1)
|
|
}
|
|
|
|
k := args[0]
|
|
end := ""
|
|
if len(args) == 2 {
|
|
end = args[1]
|
|
}
|
|
|
|
if rangeConsistency == "l" {
|
|
fmt.Println("bench with linearizable range")
|
|
} else if rangeConsistency == "s" {
|
|
fmt.Println("bench with serializable range")
|
|
} else {
|
|
fmt.Fprintln(os.Stderr, cmd.Usage())
|
|
os.Exit(1)
|
|
}
|
|
|
|
if rangeRate == 0 {
|
|
rangeRate = math.MaxInt32
|
|
}
|
|
limit := rate.NewLimiter(rate.Limit(rangeRate), 1)
|
|
|
|
requests := make(chan v3.Op, totalClients)
|
|
clients := mustCreateClients(totalClients, totalConns)
|
|
|
|
bar = pb.New(rangeTotal)
|
|
bar.Format("Bom !")
|
|
bar.Start()
|
|
|
|
r := newReport()
|
|
for i := range clients {
|
|
wg.Add(1)
|
|
go func(c *v3.Client) {
|
|
defer wg.Done()
|
|
for op := range requests {
|
|
limit.Wait(context.Background())
|
|
|
|
st := time.Now()
|
|
_, err := c.Do(context.Background(), op)
|
|
r.Results() <- report.Result{Err: err, Start: st, End: time.Now()}
|
|
bar.Increment()
|
|
}
|
|
}(clients[i])
|
|
}
|
|
|
|
go func() {
|
|
for i := 0; i < rangeTotal; i++ {
|
|
opts := []v3.OpOption{v3.WithRange(end)}
|
|
if rangeConsistency == "s" {
|
|
opts = append(opts, v3.WithSerializable())
|
|
}
|
|
op := v3.OpGet(k, opts...)
|
|
requests <- op
|
|
}
|
|
close(requests)
|
|
}()
|
|
|
|
rc := r.Run()
|
|
wg.Wait()
|
|
close(r.Results())
|
|
bar.Finish()
|
|
fmt.Printf("%s", <-rc)
|
|
}
|