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https://issues.apache.org/jira/browse/HDFS-10936?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jagadesh Kiran N updated HDFS-10936:
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Attachment: HDFS-10936_02.patch
Updated the patch correcting checkstyle errors. Please review
> allow & disallow snapshot command should not print exception trace when
> folder not found
> ----------------------------------------------------------------------------------------
>
> Key: HDFS-10936
> URL: https://issues.apache.org/jira/browse/HDFS-10936
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Jagadesh Kiran N
> Assignee: Jagadesh Kiran N
> Attachments: HDFS-10936_00.patch, HDFS-10936_01.patch,
> HDFS-10936_02.patch
>
>
> Allow snapshot for a folder which is not present
> {code}./hdfs dfsadmin -allowsnapshot /kiran1 {code}
> the following exception occurs
> {code}
> allowsnapshot: Directory does not exist: /kiran1
> at
> org.apache.hadoop.hdfs.server.namenode.INodeDirectory.valueOf(INodeDirectory.java:61)
> at
> org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager.setSnapshottable(SnapshotManager.java:113)
> at
> org.apache.hadoop.hdfs.server.namenode.FSDirSnapshotOp.allowSnapshot(FSDirSnapshotOp.java:60)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.allowSnapshot(FSNamesystem.java:7406)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.allowSnapshot(NameNodeRpcServer.java:1766)
> at
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.allowSnapshot(ClientNamenodeProtocolServerSideTranslatorPB.java:1131)
> at
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:616)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:973)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2143)
> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2139)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1726)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2137)
> {code}
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