hi all when i use hive hive job make only one mapper actually my file split 18 block my block size is 128MB and data size 2GB i use lzo compression and create file.lzo and make index file.lzo.index i use hive 0.10.0
Total MapReduce jobs = 1 Launching Job 1 out of 1 Number of reduce tasks is set to 0 since there's no reduce operator Cannot run job locally: Input Size (= 2304560827) is larger than hive.exec.mode.local.auto.inputbytes.max (= 134217728) Starting Job = job_1377071515613_0003, Tracking URL = http://hydra0001:8088/proxy/application_1377071515613_0003/ Kill Command = /opt/module/hadoop-2.0.0-cdh4.3.0/bin/hadoop job -kill job_1377071515613_0003 Hadoop job information for Stage-1: number of mappers: 1; number of reducers: 0 2013-08-21 16:44:30,237 Stage-1 map = 0%, reduce = 0% 2013-08-21 16:44:40,495 Stage-1 map = 2%, reduce = 0%, Cumulative CPU 6.81 sec 2013-08-21 16:44:41,710 Stage-1 map = 2%, reduce = 0%, Cumulative CPU 6.81 sec 2013-08-21 16:44:42,919 Stage-1 map = 2%, reduce = 0%, Cumulative CPU 6.81 sec 2013-08-21 16:44:44,117 Stage-1 map = 3%, reduce = 0%, Cumulative CPU 9.95 sec 2013-08-21 16:44:45,333 Stage-1 map = 3%, reduce = 0%, Cumulative CPU 9.95 sec 2013-08-21 16:44:46,530 Stage-1 map = 5%, reduce = 0%, Cumulative CPU 13.0 sec -- In the Hadoop world, I am just a novice, explore the entire Hadoop ecosystem, I hope one day I can contribute their own code YanBit yankunhad...@gmail.com
