FS setSpaceQuota should warn when user attempts to set quota of very large
amount.
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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
[had...@0035 hadoop]$ bin/hadoop dfsadmin -setQuota 9223372036854775
/user/rphulari
[had...@0035 hadoop]$ bin/hadoop dfsadmin -setQuota 9223372036854775456
/user/rphulari
[had...@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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