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https://issues.apache.org/jira/browse/HDFS-687?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13109303#comment-13109303
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Uma Maheswara Rao G commented on HDFS-687:
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Ignore my above comment.
I just noticed that, min max ranges are for number of arguments.
/**
* Simple parsing of command line arguments
* @param min minimum arguments required
* @param max maximum arguments permitted
I will investigate more on this.
> FS setSpaceQuota should warn when user attempts to set quota of very large
> amount.
> -----------------------------------------------------------------------------------
>
> Key: HDFS-687
> URL: https://issues.apache.org/jira/browse/HDFS-687
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Ravi Phulari
>
> FS -setSpaceQuota has upper limit of Long.Max_Value (
> http://hadoop.apache.org/common/docs/current/hdfs_quota_admin_guide.html )
> There is no warning message when user attempts to set a quota of very large
> amount .
> {noformat}
> [hadoop@0035 hadoop]$ bin/hadoop dfsadmin -setQuota 9223372036854775
> /user/rphulari
> [hadoop@0035 hadoop]$ bin/hadoop dfsadmin -setQuota 9223372036854775456
> /user/rphulari
> [hadoop@0035 hadoop]$ bin/hadoop dfsadmin -setQuota 9223372036854775456456
> /user/rphulari
> setQuota: For input string: "9223372036854775456456"
> Usage: java DFSAdmin [-setQuota <quota> <dirname>...<dirname>]
> {noformat}
> HDFS should warn user of maximum range of quota which can be applied.
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