SetSpaceQuota of value 9223372036854775807 does not apply quota.
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Key: HDFS-846
URL: https://issues.apache.org/jira/browse/HDFS-846
Project: Hadoop HDFS
Issue Type: Bug
Affects Versions: 0.20.1
Reporter: Ravi Phulari
Priority: Minor
Fix For: 0.20.2, 0.21.0, 0.22.0
*hadoop dfsadmin -setSpaceQuota* can set maximum quota of value
9223372036854775807 and minimum 0. There is no error message or quota is not
applied when user tries to setSpaceQuota of size 9223372036854775807.
{noformat}
[u...@ghost-host hadoop]$ hadoop dfsadmin -setSpaceQuota 9223372036854775807 /
[u...@ghost-host hadoop]$ hadoop fs -count -q / 2147483647 2147483599
none inf 24 24 2019254
hdfs://ghost-nn.scary.land.com/
{noformat}
We should warn user by showing error message that 9223372036854775807 is
invalid value and quota will not be applied.
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