Re: Multiple data node and namenode ?

2013-07-25 Thread manishbh...@rocketmail.com
Yes I have change the hostname and restarted datanode Sent via Rocket from my HTC - Reply message - From: Devaraj k devara...@huawei.com To: common-user@hadoop.apache.org common-user@hadoop.apache.org Subject: Multiple data node and namenode ? Date: Thu, Jul 25, 2013 1:14 PM I could

Re: Saving counters in Mapfile

2013-07-23 Thread manishbh...@rocketmail.com
Hi, If you intend to use those counters in further functions then I think Hadoop will take care this by itself, you can explore combiner for the same. In Sequence file mapfile and index files has its own functionality and as per my understanding index file expect offset to move over map file