math/rand => math/rand/v2

weed/topology/volume_layout.go

@@ -3,7 +3,7 @@ package topology
 import (
 	"fmt"
 	"github.com/seaweedfs/seaweedfs/weed/stats"
-	"math/rand"
+	"math/rand/v2"
 	"sync"
 	"sync/atomic"
 	"time"
@@ -296,7 +296,7 @@ func (vl *VolumeLayout) PickForWrite(count uint64, option *VolumeGrowOption) (vi
 		return 0, 0, nil, true, fmt.Errorf("%s in volume layout", noWritableVolumes)
 	}
 	if option.DataCenter == "" && option.Rack == "" && option.DataNode == "" {
-		vid := vl.writables[rand.Intn(lenWriters)]
+		vid := vl.writables[rand.IntN(lenWriters)]
 		locationList = vl.vid2location[vid]
 		if locationList == nil || len(locationList.list) == 0 {
 			return 0, 0, nil, false, fmt.Errorf("Strangely vid %s is on no machine!", vid.String())