I'd play with the mapred.map.tasks option. Setting it to something bigger
than 1 gave me performance improvements for various hadoop jobs on my
cluster.
2013/1/16 Ashish
> I am afraid I don't know the answer. Need to experiment a bit more. I have
> not used CompositeInputFormat so cannot commen
Hello,
why don't you try with a sample of your data first?
Also, you should tell more about your setup and how you executed the
program. Without that, we can hardly guess if something is wrong.
Regards,
Jonas
2013/1/14 chyen
> Hello,
>
>
>
> I use mahout to do text clustering
>
>
>
> my PC