enhancement: replace sort.Slice with slices.SortFunc to reduce reflection

weed/storage/disk_location_ec.go

@@ -2,10 +2,10 @@ package storage
 
 import (
 	"fmt"
+	"golang.org/x/exp/slices"
 	"os"
 	"path"
 	"regexp"
-	"sort"
 	"strconv"
 
 	"github.com/chrislusf/seaweedfs/weed/storage/erasure_coding"
@@ -128,11 +128,9 @@ func (l *DiskLocation) loadAllEcShards() (err error) {
 		}
 		dirEntries = append(dirEntries, indexDirEntries...)
 	}
-
-	sort.Slice(dirEntries, func(i, j int) bool {
-		return dirEntries[i].Name() < dirEntries[j].Name()
+	slices.SortFunc(dirEntries, func(a, b os.DirEntry) bool {
+		return a.Name() < b.Name()
 	})
-
 	var sameVolumeShards []string
 	var prevVolumeId needle.VolumeId
 	for _, fileInfo := range dirEntries {

weed/storage/erasure_coding/ec_volume.go

@@ -5,9 +5,9 @@ import (
 	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/pb"
 	"github.com/chrislusf/seaweedfs/weed/storage/volume_info"
+	"golang.org/x/exp/slices"
 	"math"
 	"os"
-	"sort"
 	"sync"
 	"time"
 
@@ -82,9 +82,8 @@ func (ev *EcVolume) AddEcVolumeShard(ecVolumeShard *EcVolumeShard) bool {
 		}
 	}
 	ev.Shards = append(ev.Shards, ecVolumeShard)
-	sort.Slice(ev.Shards, func(i, j int) bool {
-		return ev.Shards[i].VolumeId < ev.Shards[j].VolumeId ||
-			ev.Shards[i].VolumeId == ev.Shards[j].VolumeId && ev.Shards[i].ShardId < ev.Shards[j].ShardId
+	slices.SortFunc(ev.Shards, func(a, b *EcVolumeShard) bool {
+		return a.VolumeId < b.VolumeId || a.VolumeId == b.VolumeId && a.ShardId < b.ShardId
 	})
 	return true
 }

weed/storage/store_ec.go

@@ -4,9 +4,9 @@ import (
 	"context"
 	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/pb"
+	"golang.org/x/exp/slices"
 	"io"
 	"os"
-	"sort"
 	"sync"
 	"time"
 
@@ -389,8 +389,8 @@ func (s *Store) EcVolumes() (ecVolumes []*erasure_coding.EcVolume) {
 		}
 		location.ecVolumesLock.RUnlock()
 	}
-	sort.Slice(ecVolumes, func(i, j int) bool {
-		return ecVolumes[i].VolumeId > ecVolumes[j].VolumeId
+	slices.SortFunc(ecVolumes, func(a, b *erasure_coding.EcVolume) bool {
+		return a.VolumeId > b.VolumeId
 	})
 	return ecVolumes
 }