hadoop-mapreduce-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Himawan Mahardianto <mahardia...@ugm.ac.id>
Subject Re: Connection Refused Error
Date Mon, 20 Apr 2015 11:42:55 GMT
have you try:
hdfs dfs -ls /
*with slash in the end of command?

On Mon, Apr 20, 2015 at 5:50 PM, Anand Murali <anand_vihar@yahoo.com> wrote:

> Hi All:
>
> I am using Ubuntu 14.10 desktop and Hadoop-2.6 pseudo mode.
> Start-dfs/Stop-dfs is normal. However, after a couple of times of usage,
> when I try to connect to HDFS,, I am refused connection. Find below
>
> anand_vihar@Latitude-E5540:~$ ssh localhost
> Welcome to Ubuntu 14.10 (GNU/Linux 3.16.0-34-generic x86_64)
>
>  * Documentation:  https://help.ubuntu.com/
>
> Last login: Mon Apr 20 15:43:58 2015 from localhost
> anand_vihar@Latitude-E5540:~$ cd hadoop-2.6.0
> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$ . .hadoop
> /home/anand_vihar/hadoop-2.6.0
> /home/anand_vihar/jdk1.7.0_75
> /home/anand_vihar/hadoop-2.6.0
> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$ start-dfs.sh
> Starting namenodes on [localhost]
> localhost: starting namenode, logging to
> /home/anand_vihar/hadoop-2.6.0/logs/hadoop-anand_vihar-namenode-Latitude-E5540.out
> localhost: starting datanode, logging to
> /home/anand_vihar/hadoop-2.6.0/logs/hadoop-anand_vihar-datanode-Latitude-E5540.out
> Starting secondary namenodes [0.0.0.0]
> 0.0.0.0: starting secondarynamenode, logging to
> /home/anand_vihar/hadoop-2.6.0/logs/hadoop-anand_vihar-secondarynamenode-Latitude-E5540.out
> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$ hdfs dfs -ls
> ls: Call From Latitude-E5540/127.0.1.1 to localhost:9000 failed on
> connection exception: java.net.ConnectException: Connection refused; For
> more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$
>
>
>
> If I completely delete Hadoop and re-install, it starts working. Can
> somebody advise on this issue.
>
> Many thanks
>
>
> Regards
>
> Anand Murali
>
>

Mime
View raw message