stack created HBASE-21303:
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Summary: [shell] clear_deadservers with no args fails
Key: HBASE-21303
URL: https://issues.apache.org/jira/browse/HBASE-21303
Project: HBase
Issue Type: Improvement
Reporter: Stack
Assignee: stack
Fix For: 2.1.1
Tried running clear_deadservers on tip of branch-2.1 and it fails
{code}
hbase(main):007:0> help "clear_deadservers"
Clear the dead region servers that are never used.
Examples:
Clear all dead region servers:
hbase> clear_deadservers
Clear the specified dead region servers:
hbase> clear_deadservers 'host187.example.com,60020,1289493121758'
or
hbase> clear_deadservers 'host187.example.com,60020,1289493121758',
'host188.example.com,60020,1289493121758'
hbase(main):008:0> clear_deadservers
ERROR: servers cannot be null or empty
For usage try 'help "clear_deadservers"'
Took 0.0094 seconds
hbase(main):009:0> clear_deadservers
ERROR: servers cannot be null or empty
For usage try 'help "clear_deadservers"'
Took 0.0084 seconds
{code}
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