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https://issues.apache.org/jira/browse/HDDS-138?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16620868#comment-16620868
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Xiaoyu Yao commented on HDDS-138:
---------------------------------
Yes, this should be fixed already with the new log4j settings.
> createVolume verbose warning with non-existent user
> ---------------------------------------------------
>
> Key: HDDS-138
> URL: https://issues.apache.org/jira/browse/HDDS-138
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Reporter: Arpit Agarwal
> Assignee: Shashikant Banerjee
> Priority: Blocker
> Labels: newbie, usability
>
> When createVolume is invoked for a non-existent user, it logs a verbose
> warning for {{PartialGroupNameException}}.
> {code:java}
> hadoop@9a70d9aa6bf9:~$ ozone oz volume create --user=nosuchuser vol4
> 2018-05-31 20:40:17 WARN ShellBasedUnixGroupsMapping:210 - unable to
> return groups for user nosuchuser
> PartialGroupNameException The user name 'nosuchuser' is not found. id:
> ‘nosuchuser’: no such user
> id: ‘nosuchuser’: no such user
> at
> org.apache.hadoop.security.ShellBasedUnixGroupsMapping.resolvePartialGroupNames(ShellBasedUnixGroupsMapping.java:294)
> at
> org.apache.hadoop.security.ShellBasedUnixGroupsMapping.getUnixGroups(ShellBasedUnixGroupsMapping.java:207)
> at
> org.apache.hadoop.security.ShellBasedUnixGroupsMapping.getGroups(ShellBasedUnixGroupsMapping.java:97)
> at
> org.apache.hadoop.security.JniBasedUnixGroupsMappingWithFallback.getGroups(JniBasedUnixGroupsMappingWithFallback.java:51)
> at
> org.apache.hadoop.security.Groups$GroupCacheLoader.fetchGroupList(Groups.java:384)
> at
> org.apache.hadoop.security.Groups$GroupCacheLoader.load(Groups.java:319)
> at
> org.apache.hadoop.security.Groups$GroupCacheLoader.load(Groups.java:269)
> at
> com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3568)
> at
> com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2350)
> at
> com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2313)
> at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2228)
> at com.google.common.cache.LocalCache.get(LocalCache.java:3965)
> at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3969)
> at
> com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4829)
> at org.apache.hadoop.security.Groups.getGroups(Groups.java:227)
> at
> org.apache.hadoop.security.UserGroupInformation.getGroups(UserGroupInformation.java:1545)
> at
> org.apache.hadoop.security.UserGroupInformation.getGroupNames(UserGroupInformation.java:1533)
> at
> org.apache.hadoop.ozone.client.rpc.RpcClient.createVolume(RpcClient.java:190)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.apache.hadoop.ozone.client.OzoneClientInvocationHandler.invoke(OzoneClientInvocationHandler.java:54)
> at com.sun.proxy.$Proxy11.createVolume(Unknown Source)
> at
> org.apache.hadoop.ozone.client.ObjectStore.createVolume(ObjectStore.java:77)
> at
> org.apache.hadoop.ozone.web.ozShell.volume.CreateVolumeHandler.execute(CreateVolumeHandler.java:98)
> at org.apache.hadoop.ozone.web.ozShell.Shell.dispatch(Shell.java:395)
> at org.apache.hadoop.ozone.web.ozShell.Shell.run(Shell.java:135)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
> at org.apache.hadoop.ozone.web.ozShell.Shell.main(Shell.java:114)
> 2018-05-31 20:40:17 INFO RpcClient:210 - Creating Volume: vol4, with
> nosuchuser as owner and quota set to 1152921504606846976 bytes.
> {code}
> However the volume is created:
> {code}
> $ ozone oz volume list --user=nosuchuser
> [ {
> "owner" : {
> "name" : "nosuchuser"
> },
> "quota" : {
> "unit" : "TB",
> "size" : 1048576
> },
> "volumeName" : "vol4",
> "createdOn" : "Thu, 31 May 2018 20:40:17 GMT",
> "createdBy" : "nosuchuser"
> } ]
> {code}
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