3 files changed, 6 insertions, 9 deletions
diff --git a/weed/topology/data_center.go b/weed/topology/data_center.go
index 55b17e911..26d2de7d3 100644
--- a/weed/topology/data_center.go
+++ b/weed/topology/data_center.go
@@ -3,7 +3,6 @@ package topology
 import (
 	"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
 	"golang.org/x/exp/slices"
-	"strings"
 )
 
 type DataCenter struct {
@@ -47,8 +46,8 @@ func (dc *DataCenter) ToInfo() (info DataCenterInfo) {
 		racks = append(racks, rack.ToInfo())
 	}
 
-	slices.SortFunc(racks, func(a, b RackInfo) int {
-		return strings.Compare(string(a.Id), string(b.Id))
+	slices.SortFunc(racks, func(a, b RackInfo) bool {
+		return a.Id < b.Id
 	})
 	info.Racks = racks
 	return
diff --git a/weed/topology/rack.go b/weed/topology/rack.go
index 6bf8b5b4e..c96bf421e 100644
--- a/weed/topology/rack.go
+++ b/weed/topology/rack.go
@@ -5,7 +5,6 @@ import (
 	"github.com/seaweedfs/seaweedfs/weed/storage/types"
 	"github.com/seaweedfs/seaweedfs/weed/util"
 	"golang.org/x/exp/slices"
-	"strings"
 	"time"
 )
 
@@ -70,8 +69,8 @@ func (r *Rack) ToInfo() (info RackInfo) {
 		dns = append(dns, dn.ToInfo())
 	}
 
-	slices.SortFunc(dns, func(a, b DataNodeInfo) int {
-		return strings.Compare(a.Url, b.Url)
+	slices.SortFunc(dns, func(a, b DataNodeInfo) bool {
+		return a.Url < b.Url
 	})
 
 	info.DataNodes = dns
diff --git a/weed/topology/topology_info.go b/weed/topology/topology_info.go
index afbeb4894..680a0528c 100644
--- a/weed/topology/topology_info.go
+++ b/weed/topology/topology_info.go
@@ -3,7 +3,6 @@ package topology
 import (
 	"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
 	"golang.org/x/exp/slices"
-	"strings"
 )
 
 type TopologyInfo struct {
@@ -22,8 +21,8 @@ func (t *Topology) ToInfo() (info TopologyInfo) {
 		dcs = append(dcs, dc.ToInfo())
 	}
 
-	slices.SortFunc(dcs, func(a, b DataCenterInfo) int {
-		return strings.Compare(string(a.Id), string(b.Id))
+	slices.SortFunc(dcs, func(a, b DataCenterInfo) bool {
+		return a.Id < b.Id
 	})
 
 	info.DataCenters = dcs