Re: Regarding containers not launching

2018-01-30 Thread nishchay malhotra
yes my job has about 160,000 maps and my cluster not getting fully utilized around 6000 maps ran for 2 hrs and then I killed the job. At any point of time only 40 containers are running thats just 11% of my cluster capacity. { "classification": "mapred-site", "properties": {

Kerberos impersonation question

2018-01-30 Thread Bear Giles
Back with a Kerberos impersonation question. The hadoop.proxyuser.* settings are correct, at least the same settings worked on a different cluster that doesn't require Kerberos authentication. I can perform my action as the basic user. When I use the same UGI code, add user =

Re: Can't launch Flink on Hadoop cluster: Call From localhost.localdomain/127.0.0.1 to localhost:36063 failed

2018-01-30 Thread Julio Biason
Oh, forgot to mention: The application is loaded successfully: 2018-01-30 17:28:38,157 INFO org.apache.flink.yarn.YarnClusterDescriptor - Submitting application master application_1517332236216_0002 2018-01-30 17:28:38,582 INFO

Can't launch Flink on Hadoop cluster: Call From localhost.localdomain/127.0.0.1 to localhost:36063 failed

2018-01-30 Thread Julio Biason
Hi, I'm trying to launch Flink as a long-running Yarn app (on Hadoop 2.8.3), which should be simple as running `./yarn-session.sh`, but something is not working here. When I run said command, I get the following error: Error while deploying YARN cluster: Couldn't deploy Yarn session cluster

Re: Regarding containers not launching

2018-01-30 Thread Billy Watson
Is your job able to use more containers, I.e. does your job have tasks waiting or are all tasks in progress? William Watson On Tue, Jan 30, 2018 at 1:56 AM, nishchay malhotra < nishchay.malht...@gmail.com> wrote: > What should I be looking for if my 24-node cluster in not launching enough >

Need your input for a research survey-Waste in Software Engineering Organisations

2018-01-30 Thread Hiva Alahyari
Dear Software Developers! I’m writing to you as I need your insight for my research study, if you could kindly participate in my survey. As part of my research project at Chalmers University, I have conducted a research-survey about 23 types of wastes (collected from literature and though