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From "Tsz Wo Nicholas Sze (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HDFS-7975) Warnings When Starting hadoop
Date Thu, 02 Apr 2015 16:18:53 GMT

     [ https://issues.apache.org/jira/browse/HDFS-7975?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tsz Wo Nicholas Sze resolved HDFS-7975.
---------------------------------------
    Resolution: Invalid

This seems an issue in local environment but not a bug.  Resolving as invalid.

sajid, for your question, you may want to ask it in the hadoop user mailing lists.

> Warnings When Starting hadoop
> -----------------------------
>
>                 Key: HDFS-7975
>                 URL: https://issues.apache.org/jira/browse/HDFS-7975
>             Project: Hadoop HDFS
>          Issue Type: Bug
>         Environment: Ubuntu 14.04 LTS
>            Reporter: sajid mohammed
>
> When i am starting hadoop getting some warnings
> how to ramove them ?/
> hduser@sajid:~$ start-all.sh 
> This script is Deprecated. Instead use start-dfs.sh and start-yarn.sh
> 15/03/23 20:06:59 WARN util.NativeCodeLoader: Unable to load native-hadoop library for
your platform... using builtin-java classes where applicable
> Starting namenodes on [localhost]
> localhost: starting namenode, logging to /usr/local/hadoop/logs/hadoop-hduser-namenode-sajid.out
> localhost: starting datanode, logging to /usr/local/hadoop/logs/hadoop-hduser-datanode-sajid.out
> Starting secondary namenodes [0.0.0.0]
> 0.0.0.0: starting secondarynamenode, logging to /usr/local/hadoop/logs/hadoop-hduser-secondarynamenode-sajid.out
> 15/03/23 20:07:16 WARN util.NativeCodeLoader: Unable to load native-hadoop library for
your platform... using builtin-java classes where applicable
> starting yarn daemons
> starting resourcemanager, logging to /usr/local/hadoop/logs/yarn-hduser-resourcemanager-sajid.out
> Java HotSpot(TM) 64-Bit Server VM warning: You have loaded library /usr/local/hadoop/lib/native/libhadoop.so.1.0.0
which might have disabled stack guard. The VM will try to fix the stack guard now.
> It's highly recommended that you fix the library with 'execstack -c <libfile>',
or link it with '-z noexecstack'.
> localhost: starting nodemanager, logging to /usr/local/hadoop/logs/yarn-hduser-nodemanager-sajid.out



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