Paul Rogers created DRILL-7299:
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             Summary: Infinite exception loop in Sqlline after kill process
                 Key: DRILL-7299
                 URL: https://issues.apache.org/jira/browse/DRILL-7299
             Project: Apache Drill
          Issue Type: Bug
    Affects Versions: 1.16.0
            Reporter: Paul Rogers


Tried killing Sqlline using the "kill" command. Ended up in an infinte loop 
that repeated printed the following to the console:

{noformat}
java.lang.IllegalStateException
        at 
org.jline.reader.impl.LineReaderImpl.readLine(LineReaderImpl.java:464)
        at 
org.jline.reader.impl.LineReaderImpl.readLine(LineReaderImpl.java:445)
        at sqlline.SqlLine.begin(SqlLine.java:537)
        at sqlline.SqlLine.start(SqlLine.java:266)
        at sqlline.SqlLine.main(SqlLine.java:205)
java.lang.IllegalStateException
        at 
org.jline.reader.impl.LineReaderImpl.readLine(LineReaderImpl.java:464)
        at 
org.jline.reader.impl.LineReaderImpl.readLine(LineReaderImpl.java:445)
        at sqlline.SqlLine.begin(SqlLine.java:537)
        at sqlline.SqlLine.start(SqlLine.java:266)
        at sqlline.SqlLine.main(SqlLine.java:205)
...
{noformat}

Using "kill -9" properly killed the process.

Expected a simple "kill" ({{SIGTERM}}) to have done the job.




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