Are there any specs for the JSON schema?
On Thu, Jun 6, 2013 at 9:49 AM, MARCOS MEDRADO RUBINELLI < marc...@buscapecompany.com> wrote: > Brian, > > If you have access to the web UI, you can get those metrics in JSON from > the JMXJsonServlet. Try hitting > http://namenode_hostname:50070/jmx?qry=Hadoop:* and > http://jobtracker_v1_hostname:50030/jmx?qry=hadoop:* > > It isn't as extensive as other options, but if you just need a snapshot of > node capacity and utilization, it's pretty handy. I used it to plug some > basic warnings into Nagios. > > Regards, > Marcos > > > On 06-06-2013 09:51, Brian Mason wrote: > > I am looking for a way to access a list of Nodes, Compute, Data etc .. My > application is not running on the name node. It is remote. The 2.0 Yarn > API look like they may be useful, but I am not on 2.0 and cannot move to > 2,0 anytime soon. > > DFSClient.java looks useful, but its not in the API docs so I am not > sure how to use it or even if I should. > Any pointers would be helpful. > > Thanks, > > > -- --- Get your facts first, then you can distort them as you please.--
