hadoop-mapreduce-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Shahab Yunus <shahab.yu...@gmail.com>
Subject Re: SSH passwordless & Hadoop starup/shutdown scripts
Date Wed, 26 Nov 2014 23:45:20 GMT
Good. Can you share what was the issue do it can help others? Thanks.

Regards,
Shahab

On Wed, Nov 26, 2014 at 6:41 PM, John Beaulaurier -X (jbeaulau - ADVANCED
NETWORK INFORMATION INC at Cisco) <jbeaulau@cisco.com> wrote:

>  Please disregard. Issue resolved.
>
>
>
> -John
>
>
>
> *From:* John Beaulaurier -X (jbeaulau - ADVANCED NETWORK INFORMATION INC
> at Cisco)
> *Sent:* Wednesday, November 26, 2014 9:34 AM
> *To:* user@hadoop.apache.org
> *Subject:* SSH passwordless & Hadoop starup/shutdown scripts
>
>
>
> Hello,
>
>
>
> I had originally configured our dev cluster with SSH passwordless
> connectivity to the datanodes, but had a passphrase. I have
>
> updated with no passphrase, and have copied the new public key to all
> datanodes updating their know_host files, and have tested
>
> SSH with no passphrase from the namenode to all three datanodes with
> success. However when I initiate a stop-dfs.sh or
>
> stop-mapred.sh as user running the current Hadoop processes the following
> is returned without ending the processes.
>
>
>
> no namenode to stop
>
> hostname,hostname,hostname,hostname: ssh:
> hostname,hostname,hostname,hostname: Name or service not knows
>
>
>
> Can someone suggest where I should be looking for configuration issues?
>
>
>
> Thank you
>
> -John
>
>
>

Mime
View raw message