Talking about priority without telling us which scheduler and which
scheduling method you are using is like forgetting to say in which unit you
are measuring somehting :)

Regards,
LLoyd

On 17 December 2015 at 20:09, Sultan Alamro <[email protected]> wrote:

> Thanks Namikaze!
>
> Another question:
>
> New tasks in hadoop always have higher priority than speculative tasks.
> Does anyone know how and where I can change this priority?
>
>
> Thanks,
> Sultan
>
>
> On Thu, Dec 3, 2015 at 7:46 AM, Namikaze Minato <[email protected]>
> wrote:
>
>> I think you are looking for mapreduce.reduce.speculative
>> Be careful, for some reason, this fell into my spam folder.
>>
>> Regards,
>> LLoyd
>>
>> On 3 December 2015 at 01:05, Sultan Alamro <[email protected]>
>> wrote:
>> > Hi there,
>> >
>> > I have been looking at the hadoop source code 2.6.0 trying to
>> understand the
>> > low level details and how the framework is actually working.
>> >
>> > I have a simple idea and I am trying to figure out where and how the
>> idea
>> > can be implemented. The idea can be described in one sentence: "Running
>> > multiple copies of each task". However, implementing the idea is not as
>> > simple as I think.
>> >
>> > What I am aware of is that I only need to modify a few classes. But,
>> which
>> > classes?
>> >
>> > I just need someone to guide me to the right direction.
>> >
>> >
>> > Best,
>> > Sultan
>>
>
>

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