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From jiang licht <licht_ji...@yahoo.com>
Subject Re: command to start and stop balancer?
Date Tue, 24 Aug 2010 19:37:13 GMT
Thanks, Ted. Just check the scripts. Start-balancer.sh calls hadoop-daemon.sh to start balancer,
which ofcoz actually calls hadoop to do its job.



--- On Tue, 8/24/10, Ted Yu <yuzhihong@gmail.com> wrote:

From: Ted Yu <yuzhihong@gmail.com>
Subject: Re: command to start and stop balancer?
To: common-user@hadoop.apache.org
Date: Tuesday, August 24, 2010, 2:20 PM

start-balancer.sh calls 'start balancer'
They have same effect.

On Tue, Aug 24, 2010 at 12:13 PM, jiang licht <licht_jiang@yahoo.com> wrote:

> In current hadoop documentation, it is "hadoop balancer [-threshold
> <threshold>]" to start a balancer and to stop the balancer press ctrl-c.
> But in some other places (YDN and older hadoop version documentation), call
> "start-balancer.sh" to start it and call "stop-balancer.sh" to stop it. And
> I guess start-balancer.sh can also take an optional argument "[-threshold
> <threshold>]", right?
> Which one is recommended for hadoop 0.20 (I am using CDH3
> hadoop-0.20.2+228)?
> Thanks,
> Michael

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