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https://issues.apache.org/jira/browse/HDDS-475?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16617701#comment-16617701
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Nanda kumar commented on HDDS-475:
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The patch v00 uses MSB (20 bits) of the {{long}} value as offset to avoid
duplicate block Ids within same millisecond.
> Block Allocation returns same BlockID on different keys creation
> ----------------------------------------------------------------
>
> Key: HDDS-475
> URL: https://issues.apache.org/jira/browse/HDDS-475
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Reporter: Lokesh Jain
> Assignee: Lokesh Jain
> Priority: Blocker
> Attachments: HDDS-475.000.patch
>
>
> BlockManagerImpl#allocateBlock returns same BlockID. This leads to different
> key creations getting the same blockId.
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