bowenliang123 commented on code in PR #2701:
URL: https://github.com/apache/celeborn/pull/2701#discussion_r1739867942


##########
client/src/main/scala/org/apache/celeborn/client/LifecycleManager.scala:
##########
@@ -1573,12 +1577,32 @@ class LifecycleManager(val appUniqueId: String, val 
conf: CelebornConf) extends
         latestPartitionLocation.remove(shuffleId)
         commitManager.removeExpiredShuffle(shuffleId)
         changePartitionManager.removeExpiredShuffle(shuffleId)
-        val unregisterShuffleResponse = requestMasterUnregisterShuffle(
-          UnregisterShuffle(appUniqueId, shuffleId, 
MasterClient.genRequestId()))
-        // if unregister shuffle not success, wait next turn
-        if (StatusCode.SUCCESS == 
Utils.toStatusCode(unregisterShuffleResponse.getStatus)) {
+        if (!batchRemoveExpiredShuffles) {
+          val unregisterShuffleResponse = requestMasterUnregisterShuffle(
+            UnregisterShuffle(appUniqueId, shuffleId, 
MasterClient.genRequestId()))
+          // if unregister shuffle not success, wait next turn
+          if (StatusCode.SUCCESS == 
Utils.toStatusCode(unregisterShuffleResponse.getStatus)) {
+            unregisterShuffleTime.remove(shuffleId)
+          }
+        } else {
+          batchRemoveShuffleIds.add(shuffleId)
+        }
+      }
+    }
+    if (!batchRemoveShuffleIds.isEmpty) {

Review Comment:
   OK. But to be honest, the current implementation of the whole function is 
far from the best.
   Or let me raise another followup pr to improve it.



##########
client/src/main/scala/org/apache/celeborn/client/LifecycleManager.scala:
##########
@@ -1573,12 +1577,32 @@ class LifecycleManager(val appUniqueId: String, val 
conf: CelebornConf) extends
         latestPartitionLocation.remove(shuffleId)
         commitManager.removeExpiredShuffle(shuffleId)
         changePartitionManager.removeExpiredShuffle(shuffleId)
-        val unregisterShuffleResponse = requestMasterUnregisterShuffle(
-          UnregisterShuffle(appUniqueId, shuffleId, 
MasterClient.genRequestId()))
-        // if unregister shuffle not success, wait next turn
-        if (StatusCode.SUCCESS == 
Utils.toStatusCode(unregisterShuffleResponse.getStatus)) {
+        if (!batchRemoveExpiredShuffles) {
+          val unregisterShuffleResponse = requestMasterUnregisterShuffle(
+            UnregisterShuffle(appUniqueId, shuffleId, 
MasterClient.genRequestId()))
+          // if unregister shuffle not success, wait next turn
+          if (StatusCode.SUCCESS == 
Utils.toStatusCode(unregisterShuffleResponse.getStatus)) {
+            unregisterShuffleTime.remove(shuffleId)
+          }
+        } else {
+          batchRemoveShuffleIds.add(shuffleId)
+        }
+      }
+    }
+    if (!batchRemoveShuffleIds.isEmpty) {

Review Comment:
   OK. But to be honest, the current implementation of the whole function is 
far from the best.
   Or let me raise another followup PR to improve it.



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