Re: Profiling Hadoop

[Bryan Duxbury]

I've used YourKit Java Profiler pretty successfully. There's a  
JobConf parameter you can flip on that will cause a few maps and  
reduces to start with profiling on, so you won't be overwhelmed with  
info.

-Bryan
On Feb 27, 2009, at 11:12 AM, Sandy wrote:

Hello,

Could anyone recommend any software for profiling the performance of
MapReduce applications one may write for Hadoop? I am currently  
developing
in Java.

Thanks,
-SM