hi everyone,
i want to run nutch2.x in distributed mode with hbase as backend storage. Official wiki is old and it can guide about nutch1.x only.
i tried to run nutch2.x in single node mode with hadoop according to
this tutorial but it returned me following error. I think nutch 2.x can be run in distributed mode only if we have hdfs as backend storage.
Any solution please ...!! how can i run hbase+nutch2.x in distributed mode..!!
command used to run nutch2.x with hadoop:
hadoop jar apache-nutch-2.2.1.job org.apache.nutch.crawl.Crawler urls/urdu.txt14/03/26 13:01:38 INFO zookeeper.ClientCnxn: Opening socket connection to server localhost/
127.0.0.1:218114/03/26 13:01:38 INFO zookeeper.ClientCnxn: Socket connection established to localhost/
127.0.0.1:2181, initiating session
14/03/26 13:01:38 INFO zookeeper.ClientCnxn: Session establishment complete on server localhost/
127.0.0.1:2181, sessionid = 0x144fd3cb2f3000f, negotiated timeout = 40000
14/03/26 13:01:39 INFO crawl.InjectorJob: InjectorJob: Using class org.apache.gora.hbase.store.HBaseStore as the Gora storage class.
14/03/26 13:01:42 INFO mapred.JobClient: Cleaning up the staging area hdfs://master:9010/home/exploiter/crawler/hadoop-1.2.1/temp/mapred/staging/hpcnl/.staging/job_201403261131_0002
14/03/26 13:01:42 ERROR security.UserGroupInformation: PriviledgedActionException as:hpcnl cause:org.apache.hadoop.mapreduce.lib.input.InvalidInputException: Input path does not exist: hdfs://master:9010/user/hpcnl/urls/urdu.txt
Exception in thread "main" org.apache.hadoop.mapreduce.lib.input.InvalidInputException: Input path does not exist: hdfs://master:9010/user/hpcnl/urls/urdu.txt
at org.apache.hadoop.mapreduce.lib.input.FileInputFormat.listStatus(FileInputFormat.java:235)
at org.apache.hadoop.mapreduce.lib.input.FileInputFormat.getSplits(FileInputFormat.java:252)
at org.apache.hadoop.mapred.JobClient.writeNewSplits(JobClient.java:1054)
at org.apache.hadoop.mapred.JobClient.writeSplits(JobClient.java:1071)
at org.apache.hadoop.mapred.JobClient.access$700(JobClient.java:179)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:983)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:936)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1190)
at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:936)
at org.apache.hadoop.mapreduce.Job.submit(Job.java:550)
at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:580)
at org.apache.nutch.util.NutchJob.waitForCompletion(NutchJob.java:50)
at org.apache.nutch.crawl.InjectorJob.run(InjectorJob.java:233)
at org.apache.nutch.crawl.Crawler.runTool(Crawler.java:68)
at org.apache.nutch.crawl.Crawler.run(Crawler.java:136)
at org.apache.nutch.crawl.Crawler.run(Crawler.java:250)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.nutch.crawl.Crawler.main(Crawler.java:257)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.main(RunJar.java:160)