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From Renato MarroquĂ­n Mogrovejo <renatoj.marroq...@gmail.com>
Subject Re: hBase - the server has too many connections (maxClientConn property set to 0 does not help)
Date Thu, 14 Nov 2013 17:15:52 GMT
Hi,

Did you give this [1] a look? Looks like the error you are getting.


Renato M.

[1] https://wiki.apache.org/nutch/ErrorMessagesInNutch2


2013/11/14 Jean-Marc Spaggiari <jean-marc@spaggiari.org>

> Hi,
>
> JobTracker is MapReduce...
>
> So you should look on the MapReduce side.
>
> Few links which might be interesting for you.
>
> First, HBase ports =>
> http://blog.cloudera.com/blog/2013/07/guide-to-using-apache-hbase-ports/
> Hadoop =>
> http://blog.cloudera.com/blog/2009/08/hadoop-default-ports-quick-reference/
>
> Take a look at all those UIs and ports.
>
> To limit the number of tasks you might be able to do that on your code side
> or on the MapReduce config file.
>
> JM
>
>
> 2013/11/14 glumet <jan.bouchner@gmail.com>
>
> > I have found that somebody had the same exception  here
> > <
> >
> http://stackoverflow.com/questions/4942378/zookeeperconnectionexception-in-hbase-standalone-mode
> > >
> > and he solved it with editing a /etc/hosts file. So I changed my lines to
> > (previously the second line ip was 127.0.1.1) :
> >
> > 127.0.0.1       localhost
> > 127.0.0.1       ir.lmcloud.vse.cz       ir
> >
> > I tried it now and nothing has changed - it is running for a while (I
> mean
> > for one hour and a half) and then Exception showed abowe in the first
> post
> > appears. I really do not know where is the problem. I run hBase in
> > standalone mode... tried to set the property for maxClientCnxns to 0,
> 5000,
> > 1000000 but I still get the exception after some time.
> >
> >
> >
> >
> >
> >
> >
> > --
> > View this message in context:
> >
> http://apache-hbase.679495.n3.nabble.com/hBase-the-server-has-too-many-connections-maxClientConn-property-set-to-0-does-not-help-tp4052728p4052804.html
> > Sent from the HBase User mailing list archive at Nabble.com.
> >
>

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