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Message-ID: <554E9383.7030108@maprtech.com>
Date: Sat, 09 May 2015 16:08:51 -0700
From: Daniel Barclay <dbarclay@maprtech.com>
Organization: MapR Technologies
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To: dev@drill.apache.org
Subject: Re: CONNECTION ERROR when run unit testcase in latest master branch
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Yes, I've started seeing that.  It might be from Jacques's addition
of heartbeats to detect connection problems.

Daniel


Jinfeng Ni wrote:
> I'm on the master branch (commit id:
>     76cf72969014788a882204afd88fbaf944a981f9). If I run a unit testcase, for
> instance TestTpchDistributed.tpch05(),  in IDE(IntelliJ), even though the
> testcase was marked as successful run, there was one error message, after
> the query result:
>
> n_name revenue
> ROMANIA 753364.6631
> ....
> Total rows returned : 5.  Returned in 9448ms.
> Exception (no rows returned):
> org.apache.drill.common.exceptions.UserException: CONNECTION ERROR:
> Connection null <--> null (user client) closed unexpectedly.
>
>
> [Error Id: 0df922a3-4ed0-4368-945f-d681f314e1ee ].  Returned in 9518ms.
> Exception (no rows returned):
> org.apache.drill.common.exceptions.UserException: CONNECTION ERROR:
> Connection null <--> null (user client) closed unexpectedly.
>
>
> Has anyone seen similar thing? I'm sure that I did not see such error on
> yesterday's master, and I just saw that, after do a rebasing.
>


-- 
Daniel Barclay
MapR Technologies