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https://issues.apache.org/jira/browse/HDFS-14977?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17046948#comment-17046948
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Íñigo Goiri commented on HDFS-14977:
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Thanks [~hemanthboyina] for the patch.
Let's add a few comments to the test and make it a little more readable.
> Quota Usage and Content summary are not same in Truncate with Snapshot
> -----------------------------------------------------------------------
>
> Key: HDFS-14977
> URL: https://issues.apache.org/jira/browse/HDFS-14977
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: hemanthboyina
> Assignee: hemanthboyina
> Priority: Major
> Attachments: HDFS-14977.001.patch
>
>
> steps : hdfs dfs -mkdir /dir
> hdfs dfs -put file /dir (file size = 10bytes)
> hdfs dfsadmin -allowSnapshot /dir
> hdfs dfs -createSnapshot /dir s1
> space consumed with Quotausage and Content Summary is 30bytes
> hdfs dfs -truncate -w 5 /dir/file
> space consumed with Quotausage , Content Summary is 45 bytes
> hdfs dfs -deleteSnapshot /dir s1
> space consumed with Quotausage is 45bytes and Content Summary is 15bytes
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