OmniaGM commented on code in PR #14881:
URL: https://github.com/apache/kafka/pull/14881#discussion_r1418966437


##########
core/src/main/scala/kafka/cluster/Partition.scala:
##########
@@ -867,6 +869,26 @@ class Partition(val topicPartition: TopicPartition,
     }
   }
 
+  private def createLogInAssignedDirectoryId(partitionState: 
LeaderAndIsrPartitionState, highWatermarkCheckpoints: OffsetCheckpoints, 
topicId: Option[Uuid], targetLogDirectoryId: Option[Uuid]): Unit = {
+    targetLogDirectoryId match {
+      case Some(directoryId) =>
+        if (logManager.onlineLogDirId(directoryId)) {
+          if (logManager.getLog(topicPartition).isEmpty) {
+            createLogIfNotExists(partitionState.isNew, isFutureReplica = 
false, highWatermarkCheckpoints, topicId, targetLogDirectoryId)
+          } else {
+            logger.info(s"Topic partition 
${topicPartition.topic()}-${topicPartition.partition()} already exists.")
+          }
+        } else if ((!logManager.onlineLogDirId(directoryId) && 
!logManager.hasOfflineLogDirs()) || directoryId == DirectoryId.UNASSIGNED) {
+          // create on next selected directory if the directory Id is LOST or 
unknown and no offline directories or unassigned
+          createLogIfNotExists(partitionState.isNew, isFutureReplica = false, 
highWatermarkCheckpoints, topicId, None)

Review Comment:
   Good call, updated the pr to reflect this. 



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