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https://issues.apache.org/jira/browse/HDFS-12016?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaoyu Yao updated HDFS-12016:
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Attachment: HDFS-12016-HDFS-7240.004.patch
Thanks [~cheersyang] and [~anu] for the review. Update a new patch that fixed
the unit test in TestKeys.
> Ozone: SCM: Container metadata are not loaded properly after datanode restart
> -----------------------------------------------------------------------------
>
> Key: HDFS-12016
> URL: https://issues.apache.org/jira/browse/HDFS-12016
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: ozone, scm
> Affects Versions: HDFS-7240
> Reporter: Nandakumar
> Assignee: Xiaoyu Yao
> Attachments: HDFS-12016-HDFS-7240.001.patch,
> HDFS-12016-HDFS-7240.002.patch, HDFS-12016-HDFS-7240.003.patch,
> HDFS-12016-HDFS-7240.004.patch
>
>
> Repro steps (Credit to [~nandakumar131])
> 1. create volume/bucket/key
> 2. putkey
> 3. restart DN
> 4. getkey will hit error on container not found like below.
> {code}
> 2017-06-22 15:28:29,950 [Thread-48] INFO (OzoneExceptionMapper.java:39)
> vol-2/bucket-1/key-1 xyao 8727acc4-c1e9-4ba3-a819-4c0e16957079 - Returning
> exception. ex:
> {"httpCode":500,"shortMessage":"internalServerError","resource":"xyao","message":"org.apache.hadoop.scm.container.common.helpers.StorageContainerException:
> Unable to find the container. Name:
> 48cb0c3d-0537-4cff-b716-a7f69ebf50bc","requestID":"8
> {code}
> The root cause is OzoneContainer#OzoneContainer does not load containers from
> repository properly when ozone.container.metadata.dirs are specified.
> The fix is to append the CONTAINER_ROOT_PREFIX when looking for containers on
> the datanode.
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