Re: App Master issue.

2014-03-06 Thread Sai Prasanna
Hi MJ, Extremely sorry for a late response...Had some infrastructure issues here... I am using Hadoop 2.3.0. Actually when i was trying to solve this AppMaster issue, i came up with a strange observation. "STICKY SLOT" of app-master to only the data node at the Master node if i set the following p

Re: App Master issue.

2014-03-05 Thread Mingjiang Shi
Sorry, it should be accessing http://:8042/conf to check the value of yarn.resourcemanager. scheduler.address on the node manager. On Thu, Mar 6, 2014 at 9:36 AM, Mingjiang Shi wrote: > Hi Sai, > A few questions: > 1. which version of hadoop are you using? yarn.resourcemanager.hostname is > a n

Re: App Master issue.

2014-03-05 Thread Mingjiang Shi
Hi Sai, A few questions: 1. which version of hadoop are you using? yarn.resourcemanager.hostname is a new configuration which is not available old versions. 2. Does your yarn-site.xml contains yarn.resourcemanager.scheduler.address? If yes, what's the value? 3. or you could access http://:8088/conf

Re: App Master issue.

2014-03-05 Thread Xuan Gong
The message means it can not connect to ResourceManager. Could you share your configuration ? It might be easier to figure out the real issue. Thanks Xuan Gong On Wed, Mar 5, 2014 at 11:29 AM, Sai Prasanna wrote: > Hi, > > I have a five node cluster. One master and 4 slaves. Infact master also

App Master issue.

2014-03-05 Thread Sai Prasanna
Hi, I have a five node cluster. One master and 4 slaves. Infact master also has a data node running. When ever app master is launched in the master node, simple wordcount program runs fine. But if it is launched in some slave nodes, the progress of the application gets hung. The problem is, though