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https://issues.apache.org/jira/browse/HDFS-16584?focusedWorklogId=772735&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-772735
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ASF GitHub Bot logged work on HDFS-16584:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 20/May/22 09:25
Start Date: 20/May/22 09:25
Worklog Time Spent: 10m
Work Description: jianghuazhu commented on PR #4333:
URL: https://github.com/apache/hadoop/pull/4333#issuecomment-1132680794
Here are some examples of online clusters. E.g:
`2022-05-20 17:13:46,532 INFO
org.apache.hadoop.hdfs.server.balancer.NameNodeConnector: Request
#getLiveDatanodeStorageReport to Standby NameNode success. remoteAddress:
hadoop-xxxx.org`
`2022-05-20 17:13:46,576 INFO
org.apache.hadoop.hdfs.server.balancer.NameNodeConnector: Request #getBlocks to
Standby NameNode success.remoteAddress:hadoop-xxxx.org`
Here hadoop-xxxx.org plays the role of Standby NameNode.
Issue Time Tracking
-------------------
Worklog Id: (was: 772735)
Time Spent: 0.5h (was: 20m)
> Record StandbyNameNode information when Balancer is running
> -----------------------------------------------------------
>
> Key: HDFS-16584
> URL: https://issues.apache.org/jira/browse/HDFS-16584
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: balancer & mover, namenode
> Affects Versions: 3.3.0
> Reporter: JiangHua Zhu
> Assignee: JiangHua Zhu
> Priority: Major
> Labels: pull-request-available
> Attachments: image-2022-05-19-20-23-23-825.png
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> When the Balancer is running, we allow block data to be fetched from the
> StandbyNameNode, which is nice. Here are some logs:
> !image-2022-05-19-20-23-23-825.png!
> But we have no way of knowing which NameNode the request was made to. We
> should log more detailed information, such as the host associated with the
> StandbyNameNode.
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