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Date: Sat, 6 Sep 2014 16:56:11 +0100
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Subject: Re: Map job not finishing
From: Charles Robertson <charles.robertson@gmail.com>
To: user@hadoop.apache.org
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Hi Rich,

Default setup, so presumably one. I opted to add a node rather than change
the number of task trackers and it now runs successfully.

Thank you!
Charles


On 5 September 2014 16:44, Rich Haase <rdhaase@gmail.com> wrote:

> How many tasktrackers do you have setup for your single node cluster?
>  Oozie runs each action as a java program on an arbitrary cluster node, so
> running a workflow requires a minimum of two tasktrackers.
>
>
> On Fri, Sep 5, 2014 at 7:33 AM, Charles Robertson <
> charles.robertson@gmail.com> wrote:
>
>> Hi all,
>>
>> I'm using oozie to run a hive script, but the map job is not completing.
>> The tracking page shows its progress as 100%, and there's no warnings or
>> errors in the logs, it's just sitting there with a state of 'RUNNING'.
>>
>> As best I can make out from the logs, the last statement in the hive
>> script has been successfully parsed and it tries to start the command,
>> saying "launching job 1 of 3". That job is sitting there in the "ACCEPTED"
>> state, but doing nothing.
>>
>> This is on a single-node cluster running Hortonworks Data Platform 2.1.
>> Can anyone suggest what might be the cause, or where else to look for
>> diagnostic information?
>>
>> Thanks,
>> Charles
>>
>
>
>
> --
> *Kernighan's Law*
> "Debugging is twice as hard as writing the code in the first place.
> Therefore, if you write the code as cleverly as possible, you are, by
> definition, not smart enough to debug it."
>

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<div dir=3D"ltr"><div><div><div>Hi Rich,<br><br></div>Default setup, so pre=
sumably one. I opted to add a node rather than change the number of task tr=
ackers and it now runs successfully.<br><br></div>Thank you!<br></div>Charl=
es<br></div><div class=3D"gmail_extra"><br><br><div class=3D"gmail_quote">O=
n 5 September 2014 16:44, Rich Haase <span dir=3D"ltr">&lt;<a href=3D"mailt=
o:rdhaase@gmail.com" target=3D"_blank">rdhaase@gmail.com</a>&gt;</span> wro=
te:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-=
left:1px #ccc solid;padding-left:1ex"><div dir=3D"ltr">How many tasktracker=
s do you have setup for your single node cluster? =C2=A0Oozie runs each act=
ion as a java program on an arbitrary cluster node, so running a workflow r=
equires a minimum of two tasktrackers. =C2=A0</div><div class=3D"gmail_extr=
a"><div><div class=3D"h5"><br><br><div class=3D"gmail_quote">On Fri, Sep 5,=
 2014 at 7:33 AM, Charles Robertson <span dir=3D"ltr">&lt;<a href=3D"mailto=
:charles.robertson@gmail.com" target=3D"_blank">charles.robertson@gmail.com=
</a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin=
:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir=3D"ltr">H=
i all,<div><br></div><div>I&#39;m using oozie to run a hive script, but the=
 map job is not completing. The tracking page shows its progress as 100%, a=
nd there&#39;s no warnings or errors in the logs, it&#39;s just sitting the=
re with a state of &#39;RUNNING&#39;.</div><div><br></div><div>As best I ca=
n make out from the logs, the last statement in the hive script has been su=
ccessfully parsed and it tries to start the command, saying &quot;launching=
 job 1 of 3&quot;. That job is sitting there in the &quot;ACCEPTED&quot; st=
ate, but doing nothing.</div><div><br></div><div>This is on a single-node c=
luster running Hortonworks Data Platform 2.1. Can anyone suggest what might=
 be the cause, or where else to look for diagnostic information?</div><div>=
<br></div><div>Thanks,</div><div>Charles</div></div>
</blockquote></div><br><br clear=3D"all"><div><br></div></div></div><span c=
lass=3D"HOEnZb"><font color=3D"#888888">-- <br><b>Kernighan&#39;s Law</b><b=
r>&quot;Debugging is twice as hard as writing the code in the first place.=
=C2=A0 Therefore, if you write the code as cleverly as possible, you are, b=
y definition, not smart enough to debug it.&quot;<br>
</font></span></div>
</blockquote></div><br></div>

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