[ 
https://issues.apache.org/jira/browse/HDFS-15624?focusedWorklogId=506493&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-506493
 ]

ASF GitHub Bot logged work on HDFS-15624:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 30/Oct/20 01:44
            Start Date: 30/Oct/20 01:44
    Worklog Time Spent: 10m 
      Work Description: huangtianhua commented on a change in pull request 
#2377:
URL: https://github.com/apache/hadoop/pull/2377#discussion_r514680759



##########
File path: 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeLayoutVersion.java
##########
@@ -89,7 +89,8 @@ public static boolean supports(final LayoutFeature f, final 
int lv) {
     APPEND_NEW_BLOCK(-62, -61, "Support appending to new block"),
     QUOTA_BY_STORAGE_TYPE(-63, -61, "Support quota for specific storage 
types"),
     ERASURE_CODING(-64, -61, "Support erasure coding"),
-    EXPANDED_STRING_TABLE(-65, -61, "Support expanded string table in 
fsimage");
+    EXPANDED_STRING_TABLE(-65, -61, "Support expanded string table in 
fsimage"),
+    NVDIMM_SUPPORT(-66, -66, "Support NVDIMM storage type");

Review comment:
       I will change the miniCompatLV to -61, thanks for your clarification.




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Issue Time Tracking
-------------------

    Worklog Id:     (was: 506493)
    Time Spent: 6h  (was: 5h 50m)

>  Fix the SetQuotaByStorageTypeOp problem after updating hadoop 
> ---------------------------------------------------------------
>
>                 Key: HDFS-15624
>                 URL: https://issues.apache.org/jira/browse/HDFS-15624
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: hdfs
>            Reporter: YaYun Wang
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 6h
>  Remaining Estimate: 0h
>
> HDFS-15025 adds a new storage Type NVDIMM, changes the ordinal() of the enum 
> of StorageType. And, setting the quota by storageType depends on the 
> ordinal(), therefore, it may cause the setting of quota to be invalid after 
> upgrade.



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