Have you tried setting the following property through the command line? -D mapreduce.job.mappers
Regards, Shahab On Mon, Oct 20, 2014 at 2:24 AM, [email protected] <[email protected]> wrote: > Hello, > I used hbase Rowcounter on yarn , but the num of mappers was 1, and the > progress was 0%. > The input data was quit large, about 587GB. > So how can I set the num of mappers when I use hbase RowCounter on yarn to > make it faster? > The commands I used were below: > > hadoop jar hbase-server-0.99.0-hadoop2-hadoop.jar importtsv > -Dimporttsv.columns=HBASE_ROW_KEY,cf:c1,cf:c2,cf:c3,cf:c4,cf:c5,cf:c6,cf:c7 > -Dimporttsv.separator="," -Dimporttsv.bulk.output=/inspur/output1 test > /inspur/input/data/test.txt > > hadoop jar hbase-server-0.99.0-hadoop2-hadoop.jar completebulkload > /inspur/output1 test > > hbase org.apache.hadoop.hbase.mapreduce.RowCounter test > > ------------------------------ > ----------------- > 刘璧怡 > 系统软件部研发三处 > 浪潮（北京）电子信息产业有限公司 > TEL：010-61643876/18500682190 >
