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From Krish Donald <gotomyp...@gmail.com>
Subject Re: Able to access namenode UI through ip address but not using hostname
Date Wed, 14 Jan 2015 21:47:16 GMT
[hadoop@mynamenode ~]$ chkconfig --list |grep -i iptables
iptables        0:off   1:off   2:off   3:off   4:off   5:off   6:off
[hadoop@mynamenode ~]$ sestatus
SELinux status:                 disabled


On Wed, Jan 14, 2015 at 12:27 PM, johny casanova <pcgamer2426@outlook.com>
wrote:

> Did you made sure iptables is turned off and selinux ?
>
>  ------------------------------
> Date: Wed, 14 Jan 2015 12:25:13 -0800
> Subject: Re: Able to access namenode UI through ip address but not using
> hostname
> From: gotomypc27@gmail.com
> To: user@hadoop.apache.org; ahmed@aossama.com
>
>
>  I get below error:
>
> The server at *mynamenode* can't be found because the DNS look-up failed.
> DNS is the network service that translates a website's name to its Internet
> address. This error is most often caused by having no connection to the
> Internet or a misconfigured network. It can also be caused by an
> unresponsive DNS server or a firewall preventing Google Chromefrom
> accessing the network.
>
> On Wed, Jan 14, 2015 at 11:16 AM, Ahmed Ossama <ahmed@aossama.com> wrote:
>
>   Krish,
>
> What is the exact error you get in the browser when accessing nn using the
> hostname?
>
> Make sure that the hosts file of the machine that is running the browser
> can resolve the hostname.
>
>  Sent from Samsung tablet
>
>
>
> -------- Original message --------
> From: Krish Donald <gotomypc27@gmail.com>
> Date: 14/01/2015 19:30 (GMT+02:00)
> To: user@hadoop.apache.org
> Subject: Re: Able to access namenode UI through ip address but not using
> hostname
>
>
>   Hi Johny,
>
> I have all the entries for my namenode and datanode in the below format in
> /etc/hosts
> ipaddress       hostname     fully_qualified_hostname
>
> But still I am not sure why I am facing this issue.
>
> Thanks
> Krish
>
> On Tue, Jan 13, 2015 at 9:11 PM, johny casanova <pcgamer2426@outlook.com>
> wrote:
>
>  Hi Krish,
>
> make sure that the host your using to access the UI can resolve the name
> of the UI.  You can do this by modifying the /etc/hosts/
> for example, if the name of the UI host is namenode make sure in the host
> file is like this : 192.168.1.10 namenode
>
>
>
>  ------------------------------
> Date: Tue, 13 Jan 2015 20:40:25 -0800
> Subject: Able to access namenode UI through ip address but not using
> hostname
> From: gotomypc27@gmail.com
> To: user@hadoop.apache.org
>
>
>  Hi,
>
> I don't know where to look into but I am able to access namenode UI
> through ip address but not using hostname .
>
> Please help.
>
> Thanks
> Krish
>
>
>
>

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