tisonkun commented on code in PR #1905:
URL: https://github.com/apache/zookeeper/pull/1905#discussion_r923043534


##########
zookeeper-server/src/main/java/org/apache/zookeeper/server/ContainerManager.java:
##########
@@ -129,8 +128,8 @@ public void checkContainers() throws InterruptedException {
         for (String containerPath : getCandidates()) {
             long startMs = Time.currentElapsedTime();
 
-            ByteBuffer path = ByteBuffer.wrap(containerPath.getBytes(UTF_8));
-            Request request = new Request(null, 0, 0, 
ZooDefs.OpCode.deleteContainer, path, null);
+            DeleteTxn txn = new DeleteTxn(containerPath);
+            Request request = new Request(null, 0, 0, 
ZooDefs.OpCode.deleteContainer, RequestRecord.fromRecord(txn), null);

Review Comment:
   Well. The serialization logics are different from Jute's string and UTF-8 
string. This can make it impossible rolling update as new server send new 
DeleteTxn but old server cannot recognize it.
   
   Pending to revert.



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