See http://wiki.apache.org/hadoop/HowToDebugMapReducePrograms http://hadoop.apache.org/common/docs/r0.20.0/mapred_tutorial.html#IsolationRunner and http://hadoop.apache.org/common/docs/r0.20.0/mapred_tutorial.html#Debugging
Thanks Amareshwari On 1/20/10 2:35 PM, "Naveen Kumar Prasad" <[email protected]> wrote: Hi All, I am new to hadoop/Mapreduce usage. I was trying to find ways to debug a MapReduce task running on a cluster. However, I was not able to get something concrete and precise. It would be great if anyone can help me on the same. Regards, Naveen Kumar HUAWEI TECHNOLOGIES CO.,LTD. huawei_logo <outbind://24-000000004ED456449CB8724C859F40771D413A7584132000/cid:919325906 @21052009-015A> Address: Huawei Industrial Base Bantian Longgang Shenzhen 518129, P.R.China www.huawei.com ---------------------------------------------------------------------------- ------------------------------------- This e-mail and its attachments contain confidential information from HUAWEI, which is intended only for the person or entity whose address is listed above. Any use of the information contained herein in any way (including, but not limited to, total or partial disclosure, reproduction, or dissemination) by persons other than the intended recipient(s) is prohibited. If you receive this e-mail in error, please notify the sender by phone or email immediately and delete it!
