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- hive> SELECT COUNT(*) from light_column;
- Total MapReduce jobs = 1
- Launching Job 1 out of 1
- Number of reduce tasks determined at compile time: 1
- In order to change the average load for a reducer (in bytes):
- set hive.exec.reducers.bytes.per.reducer=<number>
- In order to limit the maximum number of reducers:
- set hive.exec.reducers.max=<number>
- In order to set a constant number of reducers:
- set mapred.reduce.tasks=<number>
- Starting Job = job_201308131540_0006, Tracking URL = http://ELIA:50030/jobdetails.jsp?jobid=job_201308131540_0006
- Kill Command = /usr/local/Cellar/hadoop/1.2.1/libexec/bin/../bin/hadoop job -kill job_201308131540_0006
- Hadoop job information for Stage-1: number of mappers: 257; number of reducers: 1
- 2013-08-13 17:16:15,521 Stage-1 map = 0%, reduce = 0%
- 2013-08-13 17:16:20,600 Stage-1 map = 1%, reduce = 0%
- 2013-08-13 17:16:25,705 Stage-1 map = 2%, reduce = 0%
- 2013-08-13 17:16:35,813 Stage-1 map = 3%, reduce = 0%
- 2013-08-13 17:16:39,859 Stage-1 map = 4%, reduce = 0%
- 2013-08-13 17:16:44,921 Stage-1 map = 5%, reduce = 0%
- 2013-08-13 17:16:54,002 Stage-1 map = 6%, reduce = 0%
- 2013-08-13 17:17:00,090 Stage-1 map = 7%, reduce = 0%
- 2013-08-13 17:17:02,136 Stage-1 map = 7%, reduce = 2%
- 2013-08-13 17:17:05,167 Stage-1 map = 8%, reduce = 2%
- 2013-08-13 17:17:10,248 Stage-1 map = 9%, reduce = 2%
- 2013-08-13 17:17:11,254 Stage-1 map = 9%, reduce = 3%
- 2013-08-13 17:17:20,326 Stage-1 map = 10%, reduce = 3%
- 2013-08-13 17:17:25,377 Stage-1 map = 11%, reduce = 3%
- 2013-08-13 17:17:30,430 Stage-1 map = 12%, reduce = 3%
- 2013-08-13 17:17:35,505 Stage-1 map = 12%, reduce = 4%
- 2013-08-13 17:17:40,558 Stage-1 map = 13%, reduce = 4%
- 2013-08-13 17:17:44,598 Stage-1 map = 14%, reduce = 4%
- 2013-08-13 17:17:46,613 Stage-1 map = 14%, reduce = 5%
- 2013-08-13 17:17:48,623 Stage-1 map = 15%, reduce = 5%
- 2013-08-13 17:17:53,685 Stage-1 map = 16%, reduce = 5%
- 2013-08-13 17:18:02,814 Stage-1 map = 17%, reduce = 5%
- 2013-08-13 17:18:06,874 Stage-1 map = 18%, reduce = 5%
- 2013-08-13 17:18:10,917 Stage-1 map = 19%, reduce = 6%
- 2013-08-13 17:18:19,986 Stage-1 map = 20%, reduce = 6%
- 2013-08-13 17:18:23,045 Stage-1 map = 20%, reduce = 7%
- 2013-08-13 17:18:24,053 Stage-1 map = 21%, reduce = 7%
- 2013-08-13 17:18:28,108 Stage-1 map = 22%, reduce = 7%
- 2013-08-13 17:18:33,194 Stage-1 map = 23%, reduce = 7%
- 2013-08-13 17:18:38,257 Stage-1 map = 23%, reduce = 8%
- 2013-08-13 17:18:41,305 Stage-1 map = 24%, reduce = 8%
- 2013-08-13 17:18:45,366 Stage-1 map = 25%, reduce = 8%
- 2013-08-13 17:18:50,441 Stage-1 map = 26%, reduce = 8%
- 2013-08-13 17:18:57,506 Stage-1 map = 27%, reduce = 8%
- 2013-08-13 17:18:59,537 Stage-1 map = 27%, reduce = 9%
- 2013-08-13 17:19:01,582 Stage-1 map = 28%, reduce = 9%
- 2013-08-13 17:19:06,630 Stage-1 map = 29%, reduce = 9%
- 2013-08-13 17:19:10,707 Stage-1 map = 30%, reduce = 9%
- 2013-08-13 17:19:14,744 Stage-1 map = 30%, reduce = 10%
- 2013-08-13 17:19:17,783 Stage-1 map = 31%, reduce = 10%
- 2013-08-13 17:19:21,830 Stage-1 map = 32%, reduce = 10%
- 2013-08-13 17:19:25,883 Stage-1 map = 33%, reduce = 10%
- 2013-08-13 17:19:28,939 Stage-1 map = 33%, reduce = 11%
- 2013-08-13 17:19:34,079 Stage-1 map = 34%, reduce = 11%
- 2013-08-13 17:19:38,148 Stage-1 map = 35%, reduce = 11%
- 2013-08-13 17:19:42,225 Stage-1 map = 36%, reduce = 11%
- 2013-08-13 17:19:44,255 Stage-1 map = 36%, reduce = 12%
- 2013-08-13 17:19:46,264 Stage-1 map = 37%, reduce = 12%
- 2013-08-13 17:19:53,339 Stage-1 map = 38%, reduce = 12%
- 2013-08-13 17:19:56,403 Stage-1 map = 38%, reduce = 13%
- 2013-08-13 17:19:57,409 Stage-1 map = 39%, reduce = 13%
- 2013-08-13 17:20:02,477 Stage-1 map = 40%, reduce = 13%
- 2013-08-13 17:20:09,595 Stage-1 map = 41%, reduce = 13%
- 2013-08-13 17:20:11,637 Stage-1 map = 41%, reduce = 14%
- 2013-08-13 17:20:13,679 Stage-1 map = 42%, reduce = 14%
- 2013-08-13 17:20:17,778 Stage-1 map = 43%, reduce = 14%
- 2013-08-13 17:20:21,834 Stage-1 map = 44%, reduce = 14%
- 2013-08-13 17:20:29,977 Stage-1 map = 45%, reduce = 14%
- 2013-08-13 17:20:33,000 Stage-1 map = 45%, reduce = 15%
- 2013-08-13 17:20:34,005 Stage-1 map = 46%, reduce = 15%
- 2013-08-13 17:20:38,038 Stage-1 map = 47%, reduce = 15%
- 2013-08-13 17:20:45,188 Stage-1 map = 48%, reduce = 15%
- 2013-08-13 17:20:47,252 Stage-1 map = 48%, reduce = 16%
- 2013-08-13 17:20:49,266 Stage-1 map = 49%, reduce = 16%
- 2013-08-13 17:20:54,386 Stage-1 map = 50%, reduce = 16%
- 2013-08-13 17:20:57,446 Stage-1 map = 51%, reduce = 16%
- 2013-08-13 17:21:02,538 Stage-1 map = 51%, reduce = 17%
- 2013-08-13 17:21:05,596 Stage-1 map = 52%, reduce = 17%
- 2013-08-13 17:21:09,675 Stage-1 map = 53%, reduce = 17%
- 2013-08-13 17:21:13,734 Stage-1 map = 54%, reduce = 17%
- 2013-08-13 17:21:17,777 Stage-1 map = 54%, reduce = 18%
- 2013-08-13 17:21:20,796 Stage-1 map = 55%, reduce = 18%
- 2013-08-13 17:21:24,819 Stage-1 map = 56%, reduce = 18%
- 2013-08-13 17:21:29,867 Stage-1 map = 57%, reduce = 19%
- 2013-08-13 17:21:33,975 Stage-1 map = 58%, reduce = 19%
- 2013-08-13 17:21:41,081 Stage-1 map = 59%, reduce = 19%
- 2013-08-13 17:21:45,107 Stage-1 map = 60%, reduce = 20%
- 2013-08-13 17:21:50,204 Stage-1 map = 61%, reduce = 20%
- 2013-08-13 17:21:59,318 Stage-1 map = 62%, reduce = 20%
- 2013-08-13 17:22:03,384 Stage-1 map = 63%, reduce = 20%
- 2013-08-13 17:22:05,401 Stage-1 map = 63%, reduce = 21%
- 2013-08-13 17:22:08,446 Stage-1 map = 64%, reduce = 21%
- 2013-08-13 17:22:12,484 Stage-1 map = 65%, reduce = 21%
- 2013-08-13 17:22:20,714 Stage-1 map = 66%, reduce = 22%
- 2013-08-13 17:22:25,763 Stage-1 map = 67%, reduce = 22%
- 2013-08-13 17:22:30,816 Stage-1 map = 68%, reduce = 22%
- 2013-08-13 17:22:39,932 Stage-1 map = 69%, reduce = 22%
- 2013-08-13 17:22:41,964 Stage-1 map = 69%, reduce = 23%
- 2013-08-13 17:22:44,983 Stage-1 map = 70%, reduce = 23%
- 2013-08-13 17:22:49,015 Stage-1 map = 71%, reduce = 23%
- 2013-08-13 17:22:54,074 Stage-1 map = 72%, reduce = 23%
- 2013-08-13 17:22:57,101 Stage-1 map = 72%, reduce = 24%
- 2013-08-13 17:23:02,166 Stage-1 map = 73%, reduce = 24%
- 2013-08-13 17:23:06,223 Stage-1 map = 74%, reduce = 24%
- 2013-08-13 17:23:10,266 Stage-1 map = 75%, reduce = 24%
- 2013-08-13 17:23:12,288 Stage-1 map = 75%, reduce = 25%
- 2013-08-13 17:23:18,420 Stage-1 map = 76%, reduce = 25%
- 2013-08-13 17:23:22,477 Stage-1 map = 77%, reduce = 25%
- 2013-08-13 17:23:26,506 Stage-1 map = 77%, reduce = 26%
- 2013-08-13 17:23:27,558 Stage-1 map = 78%, reduce = 26%
- 2013-08-13 17:23:31,597 Stage-1 map = 79%, reduce = 26%
- 2013-08-13 17:23:39,723 Stage-1 map = 80%, reduce = 26%
- 2013-08-13 17:23:43,769 Stage-1 map = 81%, reduce = 26%
- 2013-08-13 17:23:47,795 Stage-1 map = 81%, reduce = 27%
- 2013-08-13 17:23:48,812 Stage-1 map = 82%, reduce = 27%
- 2013-08-13 17:23:56,933 Stage-1 map = 83%, reduce = 27%
- 2013-08-13 17:23:59,971 Stage-1 map = 83%, reduce = 28%
- 2013-08-13 17:24:01,009 Stage-1 map = 84%, reduce = 28%
- 2013-08-13 17:24:05,087 Stage-1 map = 85%, reduce = 28%
- 2013-08-13 17:24:10,162 Stage-1 map = 86%, reduce = 28%
- 2013-08-13 17:24:15,238 Stage-1 map = 86%, reduce = 29%
- 2013-08-13 17:24:18,261 Stage-1 map = 87%, reduce = 29%
- 2013-08-13 17:24:22,295 Stage-1 map = 88%, reduce = 29%
- 2013-08-13 17:24:27,336 Stage-1 map = 89%, reduce = 29%
- 2013-08-13 17:24:34,439 Stage-1 map = 90%, reduce = 29%
- 2013-08-13 17:24:36,458 Stage-1 map = 90%, reduce = 30%
- 2013-08-13 17:24:38,474 Stage-1 map = 91%, reduce = 30%
- 2013-08-13 17:24:43,507 Stage-1 map = 92%, reduce = 30%
- 2013-08-13 17:24:47,551 Stage-1 map = 93%, reduce = 30%
- 2013-08-13 17:24:51,589 Stage-1 map = 93%, reduce = 31%
- 2013-08-13 17:24:55,657 Stage-1 map = 94%, reduce = 31%
- 2013-08-13 17:24:59,696 Stage-1 map = 95%, reduce = 31%
- 2013-08-13 17:25:03,729 Stage-1 map = 96%, reduce = 31%
- 2013-08-13 17:25:05,821 Stage-1 map = 96%, reduce = 32%
- 2013-08-13 17:25:12,868 Stage-1 map = 97%, reduce = 32%
- 2013-08-13 17:25:16,929 Stage-1 map = 98%, reduce = 32%
- 2013-08-13 17:25:21,003 Stage-1 map = 99%, reduce = 33%
- 2013-08-13 17:25:27,091 Stage-1 map = 100%, reduce = 33%
- 2013-08-13 17:25:37,147 Stage-1 map = 100%, reduce = 100%
- Ended Job = job_201308131540_0006
- MapReduce Jobs Launched:
- Job 0: Map: 257 Reduce: 1 HDFS Read: 116615 HDFS Write: 2 SUCCESS
- Total MapReduce CPU Time Spent: 0 msec
- OK
- 5
- Time taken: 576.936 seconds, Fetched: 1 row(s)
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