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From Flavio Junqueira <fpjunque...@yahoo.com.INVALID>
Subject Re: Zookeeper port 3181
Date Sun, 26 Apr 2015 14:04:20 GMT
It could be the leader listening, in which case you'd have just one typically. Perhaps if you
share your config file, we can help out.

-Flavio

> On 26 Apr 2015, at 08:56, Eyal Bar <eyal.bar@kenshoo.com> wrote:
> 
> Hi,
> 
> The Zookeeper servers (3 servers) were installed as part of the Cloudera
> Hadoop High Availability installation.
> 
> In the following Cloudera documentation link,
> http://www.cloudera.com/content/cloudera/en/documentation/core/v5-2-x/topics/cdh_ig_ports_cdh5.html,
> you can notice that the port 3181 is described as part of the Zookeeper
> ports used.
> 
> My question is why this port, 3181, is only open in 1 out of the 3
> installed Zookeepers? Can it be that in any given time only one server can
> listens on this port as part of a master\slave service architecture?
> 
> Best,
> 
> On Thu, Apr 23, 2015 at 5:20 AM, Rakesh Radhakrishnan <
> rakeshr.apache@gmail.com> wrote:
> 
>> Hi Eyal,
>> 
>> ZooKeeper and BookKeeper are two different services.
>> 
>> Are you trying to setup only zookeeper cluster? Can you show the
>> configurations and the command to start the servers.
>> 
>> Regards,
>> Rakesh
>> 
>> On Wed, Apr 22, 2015 at 1:17 PM, Eyal Bar <eyal.bar@kenshoo.com> wrote:
>> 
>>> Hi,
>>> 
>>> The bookkeeper service listens on port 3181 as I read from the
>>> documentation (
>>> http://zookeeper.apache.org/doc/r3.3.6/bookkeeperStarted.html).
>>> The question is why is this port only open on 1 out of 3 installed
>>> zookeeper servers. Is there always one live bookkeeper out of the 3
>>> zookeeper?
>>> 
>>> CDH5 = Cloudera Hadoop version 5 not Cassandra.
>>> 
>>> Best,
>>> On Apr 21, 2015 5:57 PM, "Flavio Junqueira" <fpjunqueira@yahoo.com.invalid
>>>> 
>>> wrote:
>>> 
>>>> I'm confused, you refer to bookie, is it about bookkeeper?
>>>> 
>>>> Also, you may want to ask Cloudera folks directly about their
>>>> distribution, you're likely to get a better answer.
>>>> 
>>>> -Flavio
>>>> 
>>>> -----Original Message-----
>>>> From: "Eyal Bar" <eyal.bar@kenshoo.com>
>>>> Sent: ‎4/‎21/‎2015 2:27 PM
>>>> To: "user@zookeeper.apache.org" <user@zookeeper.apache.org>
>>>> Subject: Zookeeper port 3181
>>>> 
>>>> Hi,
>>>> 
>>>> I have a CDH5 installed with HA configuration and part on this
>>> installation
>>>> are 3 Zookeeper servers.
>>>> 
>>>> I have noticed that port 3181, which the bookie uses to listens for
>>>> connection requests from clients, is open only on 1 out of the 3
>>> installed
>>>> Zookeepers servers.
>>>> 
>>>> Do any of you know why port 3181 isn't open on *all *3 Zookeepers?
>>>> 
>>>> Thanks,
>>>> 
>>>> --
>>>> *[ Eyal Bar ]*
>>>> MySQL and Cassandra Database Administrator - Infrastructure Team  //
>>>> *Kenshoo*
>>>> *Office* +972 (3) 746-6500 x473 // *Mobile* +972 (52) 458-6100
>>>> *Eyal.Bar@Kenshoo.com <Eyal.Bar@Kenshoo.com>*
>>>> <Eyal.Hashai@Kenshoo.com>* <Eyal.Hashai@Kenshoo.com>*
>>>> _______________________________________
>>>> *www.Kenshoo.com* <http://kenshoo.com/>
>>>> 
>>>> --
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>>> 
>>> --
>>> This e-mail, as well as any attached document, may contain material which
>>> is confidential and privileged and may include trademark, copyright and
>>> other intellectual property rights that are proprietary to Kenshoo Ltd,
>>> its subsidiaries or affiliates ("Kenshoo"). This e-mail and its
>>> attachments may be read, copied and used only by the addressee for the
>>> purpose(s) for which it was disclosed herein. If you have received it in
>>> error, please destroy the message and any attachment, and contact us
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>>> review, reliance, disclosure, copying, distribution or use of the contents
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>> 
>> 
> 
> 
> -- 
> *[ Eyal Bar ]*
> MySQL and Cassandra Database Administrator - Infrastructure Team  //
> *Kenshoo*
> *Office* +972 (3) 746-6500 x473 // *Mobile* +972 (52) 458-6100
> *Eyal.Bar@Kenshoo.com <Eyal.Bar@Kenshoo.com>*
> <Eyal.Hashai@Kenshoo.com>* <Eyal.Hashai@Kenshoo.com>*
> _______________________________________
> *www.Kenshoo.com* <http://kenshoo.com/>
> 
> -- 
> This e-mail, as well as any attached document, may contain material which 
> is confidential and privileged and may include trademark, copyright and 
> other intellectual property rights that are proprietary to Kenshoo Ltd, 
> its subsidiaries or affiliates ("Kenshoo"). This e-mail and its 
> attachments may be read, copied and used only by the addressee for the 
> purpose(s) for which it was disclosed herein. If you have received it in 
> error, please destroy the message and any attachment, and contact us 
> immediately. If you are not the intended recipient, be aware that any 
> review, reliance, disclosure, copying, distribution or use of the contents 
> of this message without Kenshoo's express permission is strictly prohibited.


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