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https://issues.apache.org/jira/browse/HDFS-7979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14487185#comment-14487185
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Hudson commented on HDFS-7979:
------------------------------
FAILURE: Integrated in Hadoop-Hdfs-trunk #2090 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/2090/])
HDFS-7979. Initialize block report IDs with a random number. (andrew.wang: rev
b1e059089d6a5b2b7006d7d384c6df81ed268bd9)
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/protocol/BlockReportContext.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java
> Initialize block report IDs with a random number
> ------------------------------------------------
>
> Key: HDFS-7979
> URL: https://issues.apache.org/jira/browse/HDFS-7979
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: datanode
> Affects Versions: 2.7.0
> Reporter: Andrew Wang
> Assignee: Andrew Wang
> Priority: Minor
> Fix For: 2.8.0
>
> Attachments: HDFS-7979.001.patch, HDFS-7979.002.patch,
> HDFS-7979.003.patch, HDFS-7979.004.patch
>
>
> Right now block report IDs use system nanotime. This isn't that random, so
> let's start it at a random number for some more safety.
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