datanode is unable to connect to namenode

2016-06-28 Thread Aneela Saleem
Hi all, I have setup two nodes cluster with security enabled. I have everything running successful like namenode, datanode, resourcemanager, nodemanager, jobhistoryserver etc. But datanode is unable to connect to namenode, as i can see only one node on the web UI. checking logs of datanode gives

Re: datanode is unable to connect to namenode

2016-06-28 Thread sreebalineni .
jobhistoryserver etc. But datanode is unable to connect to namenode, as i > can see only one node on the web UI. checking logs of datanode gives > following warning: > > *WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Problem connecting > to server: hadoop-master/192.168

Re: datanode is unable to connect to namenode

2016-06-28 Thread Aneela Saleem
;> running successful like namenode, datanode, resourcemanager, nodemanager, >> jobhistoryserver etc. But datanode is unable to connect to namenode, as i >> can see only one node on the web UI. checking logs of datanode gives >> following warning: >> >> *WARN org.apache

Re: datanode is unable to connect to namenode

2016-06-28 Thread Aneela Saleem
setup two nodes cluster with security enabled. I have everything >>> running successful like namenode, datanode, resourcemanager, nodemanager, >>> jobhistoryserver etc. But datanode is unable to connect to namenode, as i >>> can see only one node on the web UI. checking logs of d

Fwd: datanode is unable to connect to namenode

2016-06-29 Thread Aneela Saleem
:39 AM, "Aneela Saleem" <ane...@platalytics.com> wrote:Hi all,I have setup two nodes cluster with security enabled. I have everything running successful like namenode, datanode, resourcemanager, nodemanager, jobhistoryserver etc. But datanode is unable to connect to namenode, as i c

RE: datanode is unable to connect to namenode

2016-06-29 Thread Vinayakumar B
then please share the hdfs-site.xml of hadoop-slave node too. -Vinay From: Aneela Saleem [mailto:ane...@platalytics.com] Sent: 29 June 2016 21:35 To: user@hadoop.apache.org Subject: Fwd: datanode is unable to connect to namenode Sent from my iPhone Begin forwarded message: From: Aneela Saleem m

Re: datanode is unable to connect to namenode

2016-06-30 Thread Aneela Saleem
. > > > > Please change this configuration in all nodes to 'dn/_HOST@platalyticsrealm' > and restart all NNs and DNs, and check again. > > > > If this does not help, then please share the hdfs-site.xml of hadoop-slave > node too. > > > > -Vinay >

Re: datanode is unable to connect to namenode

2016-06-30 Thread Gurmukh Singh
to:ane...@platalytics.com>] *Sent:* 29 June 2016 21:35 *To:* user@hadoop.apache.org <mailto:user@hadoop.apache.org> *Subject:* Fwd: datanode is unable to connect to namenode Sent from my iPhone Begin forwarded message: *From:*Aneela Saleem mailto:ane...@platalytics.

RE: datanode is unable to connect to namenode

2016-06-30 Thread Vinayakumar B
menode side. -Vinay From: Aneela Saleem [mailto:ane...@platalytics.com] Sent: 30 June 2016 13:24 To: Vinayakumar B Cc: user@hadoop.apache.org Subject: Re: datanode is unable to connect to namenode Thanks Vinayakumar Yes you got it right i was using different principal names i.e., nn/_HOST for na

Re: datanode is unable to connect to namenode

2016-06-30 Thread Aneela Saleem
doop-slave node's configurations. > > > > Please change this configuration in all nodes to 'dn/_HOST@platalyticsrealm' > and restart all NNs and DNs, and check again. > > > > If this does not help, then please share the hdfs-site.xml of hadoop-slave > node too.

Re: datanode is unable to connect to namenode

2016-07-06 Thread Gurmukh Singh
leem [mailto:ane...@platalytics.com <mailto:ane...@platalytics.com>] *Sent:* 30 June 2016 13:24 *To:* Vinayakumar B mailto:vinayakumar...@huawei.com>> *Cc:* user@hadoop.apache.org <mailto:user@hadoop.apache.org> *Subject:* Re: datanode is unable to connect to namenode