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From Krisztian Horvath <>
Subject Re: IPC ephemeral ports
Date Fri, 25 Jul 2014 15:46:11 GMT

It’s there in /etc/hadoop/conf.empty/yarn-site.xml


I can try to restart all services, but this property was provided in the blueprint, so i think
Ambari already used it at the first start.
On July 25, 2014 at 5:18:27 PM, Sumit Mohanty ( wrote:

Most likely you have verified it but is the yarn-site modified on all nodes  
and node manager restarted?  

On Fri, Jul 25, 2014 at 7:59 AM, Krisztian Horvath <> wrote:  

> Hi everyone,  
> I’ve added a custom yarn property to take control over the port binding  
> ( and it seems that not all the  
> nodes care about this property as I still see logs like this on different  
> nodes, but it should be in range 40000-40050.  
> 2014-07-25 10:51:00,214 INFO [main] org.apache.hadoop.ipc.Client: Retrying  
> connect to server: Already tried 6  
> time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=50,  
> sleepTime=1000 MILLISECONDS)  
> Has anyone had similar issue like this?  
> Br,  
> Krisz  

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