Hi All, even If if perform count(*) operation on table it shows error,
select count(*) from dummysite; 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_201207231123_0011, Tracking URL = http://localhost:50030/jobdetails.jsp?jobid=job_201207231123_0011 Kill Command = /HADOOP/hadoop-0.20.2/bin/../bin/hadoop job -Dmapred.job.tracker=localhost:9001 -kill job_201207231123_0011 Hadoop job information for Stage-1: number of mappers: 1; number of reducers: 1 2012-07-24 13:38:18,928 Stage-1 map = 0%, reduce = 0% 2012-07-24 13:38:21,938 Stage-1 map = 100%, reduce = 0% 2012-07-24 13:39:22,170 Stage-1 map = 100%, reduce = 0% 2012-07-24 13:39:25,181 Stage-1 map = 100%, reduce = 100% Ended Job = job_201207231123_0011 with errors Error during job, obtaining debugging information... Examining task ID: task_201207231123_0011_m_000002 (and more) from job job_201207231123_0011 Exception in thread "Thread-93" java.lang.RuntimeException: Error while reading from task log url at org.apache.hadoop.hive.ql.exec.errors.TaskLogProcessor.getErrors(TaskLogProcessor.java:130) at org.apache.hadoop.hive.ql.exec.JobDebugger.showJobFailDebugInfo(JobDebugger.java:211) at org.apache.hadoop.hive.ql.exec.JobDebugger.run(JobDebugger.java:81) at java.lang.Thread.run(Thread.java:680) Caused by: java.io.IOException: Server returned HTTP response code: 407 for URL: http://10.203.33.81:50060/tasklog?taskid=attempt_201207231123_0011_r_000000_0&start=-8193 at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1436) at java.net.URL.openStream(URL.java:1010) at org.apache.hadoop.hive.ql.exec.errors.TaskLogProcessor.getErrors(TaskLogProcessor.java:120) ... 3 more FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.MapRedTask MapReduce Jobs Launched: Job 0: Map: 1 Reduce: 1 HDFS Read: 24 HDFS Write: 0 FAIL Total MapReduce CPU Time Spent: 0 msec Please suggest why this error is comming :-( Regards Yogesh Kumar Please do not print this email unless it is absolutely necessary. The information contained in this electronic message and any attachments to this message are intended for the exclusive use of the addressee(s) and may contain proprietary, confidential or privileged information. If you are not the intended recipient, you should not disseminate, distribute or copy this e-mail. Please notify the sender immediately and destroy all copies of this message and any attachments. WARNING: Computer viruses can be transmitted via email. The recipient should check this email and any attachments for the presence of viruses. The company accepts no liability for any damage caused by any virus transmitted by this email. www.wipro.com
