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https://issues.apache.org/jira/browse/HDFS-15961?focusedWorklogId=579863&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-579863
 ]

ASF GitHub Bot logged work on HDFS-15961:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 09/Apr/21 09:26
            Start Date: 09/Apr/21 09:26
    Worklog Time Spent: 10m 
      Work Description: ayushtkn commented on a change in pull request #2881:
URL: https://github.com/apache/hadoop/pull/2881#discussion_r610480017



##########
File path: 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
##########
@@ -124,7 +124,13 @@
 import org.apache.hadoop.hdfs.server.namenode.metrics.ReplicatedBlocksMBean;
 import org.apache.hadoop.hdfs.server.protocol.SlowDiskReports;
 import org.apache.hadoop.ipc.ObserverRetryOnActiveException;
-import org.apache.hadoop.util.*;
+import org.apache.hadoop.util.Time;
+import org.apache.hadoop.util.Daemon;
+import org.apache.hadoop.util.DataChecksum;
+import org.apache.hadoop.util.ReflectionUtils;
+import org.apache.hadoop.util.StringUtils;
+import org.apache.hadoop.util.VersionInfo;
+import org.apache.hadoop.util.ExitUtil;

Review comment:
       nit:
   Avoid bothering imports




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

    Worklog Id:     (was: 579863)
    Time Spent: 20m  (was: 10m)

> standby namenode failed to start ordered snapshot deletion is enabled while 
> having snapshottable directories
> ------------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-15961
>                 URL: https://issues.apache.org/jira/browse/HDFS-15961
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: snapshots
>    Affects Versions: 3.4.0
>            Reporter: Shashikant Banerjee
>            Assignee: Shashikant Banerjee
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.4.0
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> {code:java}
> 2021-04-08 12:07:25,398 INFO 
> org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor: Adding new 
> storage ID DS-515dfb62-9975-4a2d-8384-d33ac8ff9cd1 for DN 172.27.121.195:9866
> 2021-04-08 12:07:55,581 INFO org.apache.hadoop.util.ExitUtil: Exiting with 
> status 1: Could not provision Trash directory for existing snapshottable 
> directories. Exiting Namenode.
> 2021-04-08 12:07:55,596 INFO 
> org.apache.ranger.audit.provider.AuditProviderFactory: ==> 
> JVMShutdownHook.run()
> 2021-04-08 12:07:55,596 INFO 
> org.apache.ranger.audit.provider.AuditProviderFactory: JVMShutdownHook: 
> Signalling async audit cleanup to start.
> {code}



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