git-hulk commented on code in PR #318:
URL: 
https://github.com/apache/kvrocks-controller/pull/318#discussion_r2144621366


##########
store/cluster_shard.go:
##########
@@ -173,6 +173,11 @@ func (shard *Shard) getNewMasterNodeIndex(ctx 
context.Context, masterNodeIndex i
                if clusterNodeInfo.Sequence >= newestOffset {
                        newMasterNodeIndex = i
                        newestOffset = clusterNodeInfo.Sequence
+                       
+                       // only when the slave nodes's master_link_status is 
not up can be selected as the new master
+                       if clusterNodeInfo.MasterLinkStatus != "up" {

Review Comment:
   @hll1213181368 I realized that we cannot simply filter by the master link 
status, because all replicas would be in `down` state if the master node is not 
present. 



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