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ASF GitHub Bot commented on HDFS-16757: --------------------------------------- LiuGuH opened a new pull request, #6926: URL: https://github.com/apache/hadoop/pull/6926 <!-- Thanks for sending a pull request! 1. If this is your first time, please read our contributor guidelines: https://cwiki.apache.org/confluence/display/HADOOP/How+To+Contribute 2. Make sure your PR title starts with JIRA issue id, e.g., 'HADOOP-17799. Your PR title ...'. --> ### Description of PR As described below [HDFS-16757](https://issues.apache.org/jira/browse/HDFS-16757) ### How was this patch tested? ### For code changes: - [ ] Does the title or this PR starts with the corresponding JIRA issue id (e.g. 'HADOOP-17799. Your PR title ...')? - [ ] Object storage: have the integration tests been executed and the endpoint declared according to the connector-specific documentation? - [ ] If adding new dependencies to the code, are these dependencies licensed in a way that is compatible for inclusion under [ASF 2.0](http://www.apache.org/legal/resolved.html#category-a)? - [ ] If applicable, have you updated the `LICENSE`, `LICENSE-binary`, `NOTICE-binary` files? > Add a new method copyBlockCrossNamespace to DataNode > ---------------------------------------------------- > > Key: HDFS-16757 > URL: https://issues.apache.org/jira/browse/HDFS-16757 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: ZanderXu > Assignee: Haiyang Hu > Priority: Minor > Labels: pull-request-available > > Add a new method copyBlockCrossNamespace in DataTransferProtocol at the > DataNode Side. > This method will copy a source block from one namespace to a target block > from a different namespace. If the target DN is the same with the current DN, > this method will copy the block via HardLink. If the target DN is different > with the current DN, this method will copy the block via TransferBlock. > This method will contains some parameters: > * ExtendedBlock sourceBlock > * Token<BlockTokenIdentifier> sourceBlockToken > * ExtendedBlock targetBlock > * Token<BlockTokenIdentifier> targetBlockToken > * DatanodeInfo targetDN -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org