[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 <[email protected]> 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: [email protected] > To: [email protected]; [email protected] > > > 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 <[email protected]> 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 <[email protected]> > Date: 14/01/2015 19:30 (GMT+02:00) > To: [email protected] > 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 <[email protected]> > 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: [email protected] > To: [email protected] > > > 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 > > > >
