On Tue, Jul 19, 2011 at 6:29 PM, Vikas Srivastava < vikas.srivast...@one97.net> wrote:
> > HI Team, >> >> >> we are using 1 namenode with 11 Datanode each of (16GB ram and 1.4 tb hdd) >> >> i m getting this error while running any query , simple its not working >> when we use any map tasks. >> >> and we are using hive on hadoop. >> >> Total MapReduce jobs = 1 >> Launching Job 1 out of 1 >> Number of reduce tasks not specified. Estimated from input data size: 120 >> 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_201107191711_0013, Tracking URL = >> http://hadoopname:50030/jobdetails.jsp?jobid=job_201107191711_0013 >> Kill Command = /home/hadoop/hadoop/bin/../bin/hadoop job >> -Dmapred.job.tracker=10.0.3.28:9001 -kill job_201107191711_0013 >> 2011-07-19 18:06:34,973 Stage-1 map = 100%, reduce = 100% >> Ended Job = job_201107191711_0013 with errors >> 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.ExecDriver.showJobFailDebugInfo(ExecDriver.java:889) >> at >> org.apache.hadoop.hive.ql.exec.ExecDriver.execute(ExecDriver.java:680) >> at >> org.apache.hadoop.hive.ql.exec.MapRedTask.execute(MapRedTask.java:123) >> at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:130) >> at >> org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:57) >> at >> org.apache.hadoop.hive.ql.exec.TaskRunner.run(TaskRunner.java:47) >> Caused by: java.net.UnknownHostException: hadoopdata3 >> at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:177) >> at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366) >> at java.net.Socket.connect(Socket.java:519) >> at java.net.Socket.connect(Socket.java:469) >> at sun.net.NetworkClient.doConnect(NetworkClient.java:163) >> at sun.net.www.http.HttpClient.openServer(HttpClient.java:394) >> at sun.net.www.http.HttpClient.openServer(HttpClient.java:529) >> at sun.net.www.http.HttpClient.<init>(HttpClient.java:233) >> at sun.net.www.http.HttpClient.New(HttpClient.java:306) >> at sun.net.www.http.HttpClient.New(HttpClient.java:323) >> at >> sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:837) >> at >> sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:778) >> at >> sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:703) >> at >> sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1026) >> at java.net.URL.openStream(URL.java:1009) >> at >> org.apache.hadoop.hive.ql.exec.errors.TaskLogProcessor.getErrors(TaskLogProcessor.java:120) >> ... 6 more >> Ended Job = job_201107191711_0013 with exception >> 'java.lang.RuntimeException(Error while reading from task log url)' >> FAILED: Execution Error, return code 1 from >> org.apache.hadoop.hive.ql.exec.MapRedTask >> >> -- >> With Regards >> Vikas Srivastava >> >> DWH & Analytics Team >> Mob:+91 9560885900 >> One97 | Let's get talking ! >> >> > > > -- > With Regards > Vikas Srivastava > > DWH & Analytics Team > Mob:+91 9560885900 > One97 | Let's get talking ! > > -- With Regards Vikas Srivastava DWH & Analytics Team Mob:+91 9560885900 One97 | Let's get talking !
