Sorry, it should be accessing http://<node_manager_ip>: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 <m...@gopivotal.com> wrote: > 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://<resource_mgr>:8088/conf to check the value > of yarn.resourcemanager.scheduler.address. > > > > On Thu, Mar 6, 2014 at 3:29 AM, Sai Prasanna <ansaiprasa...@gmail.com>wrote: > >> 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 i have set the yarn.resourcemanager.hostname to >> the ip-address of the master, the slave connects only to the default, >> 0.0.0.0:8030. >> What could be the reason ??? >> >> I get the following message in the logs of app.master in web-UI. >> *"...Configuration: job.xml:an attempt to override final parameter: >> mapreduce.job.end-notification.max.retry.interval; Ignoring.* >> >> >> *2014-03-05 20:15:50,597 WARN [main] >> org.apache.hadoop.conf.Configuration: job.xml:an attempt to override final >> parameter: mapreduce.job.end-notification.max.attempts; Ignoring. >> 2014-03-05 20:15:50,603 INFO [main] org.apache.hadoop.yarn.client.RMProxy: >> Connecting to ResourceManager at /0.0.0.0:8030 >> <http://0.0.0.0:8030>2014-03-05 20:15:56,632 INFO [main] >> org.apache.hadoop.ipc.Client: Retrying connect to server: >> 0.0.0.0/0.0.0.0:8030 <http://0.0.0.0/0.0.0.0:8030>. Already tried 0 >> time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, >> sleepTime=1000 MILLISECONDS)"* >> >> >> -- >> *Sai Prasanna. AN* >> *II M.Tech (CS), SSSIHL* >> >> >> *Entire water in the ocean can never sink a ship, Unless it gets inside. >> All the pressures of life can never hurt you, Unless you let them in.* >> > > > > -- > Cheers > -MJ > -- Cheers -MJ
