-Re: Mapreduce jobtracker recover property
Viswanathan J 2013-09-24, 05:29
Thanks for the detailed response.
So the new property will have the default value as true in the package?
On Sep 24, 2013 8:33 AM, "Shahab Yunus" <[EMAIL PROTECTED]> wrote:
> *mapred.jobtracker.restart.recover *is the old API, while the other one is
> for new. It is used to specify whether the job should try to resume at
> recovering time and when restarting. If you don't want to use it then the
> default value of false is used (specified in the already packaged/bundled
> config file in the distribution jars.)
> On Mon, Sep 23, 2013 at 10:31 PM, Viswanathan J <
> [EMAIL PROTECTED]> wrote:
>> I'm using the version Hadoop 1.2.1 in production hdfs, i can see the the
>> following properties with the value in jobtracker job.xml,
>> *mapreduce.job.restart.recover - true*
>> *mapred.jobtracker.restart.recover - false**
>> What is the difference and which property will taken by the jobtracker?
>> Do we need really need these properties?
>> Also I didn't set the value to those properties in any of the
>> configurations(eg., mapred-site.xml).
>> Please help on this.