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Hadoop, mail # user - Re: Perfect configuration setting


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Re: Perfect configuration setting
Azuryy Yu 2013-12-04, 01:46
Hi Sandy,
I think there are some permission limited on your shared URL. maybe only
Cloudera employees allowed.
On Tue, Dec 3, 2013 at 4:26 PM, Sandy Ryza <[EMAIL PROTECTED]> wrote:

> Hi Geelong,
>
> Check out Todd Lipcon's presentation on tuning MapReduce performance:
> http://www.slideshare.net/cloudera/mr-perf
>
> -Sandy
>
>
> On Mon, Dec 2, 2013 at 11:14 PM, Geelong Yao <[EMAIL PROTECTED]> wrote:
>
>> Hi Everyone
>>
>> I am now testing the best performance of my cluster
>> Can anyone give me some *formulas or suggestion* for all setting values
>> in MR program?
>> eg.
>> io.sort.mb
>> io.sort.spill.percent
>> mapred.local.dir
>> mapred.child.java.opts   etc.
>>
>> Any details would be great
>>
>> BRs
>> Geelong
>>
>> --
>> From Good To Great
>>
>
>