where i should solve this? why it generated 0 records? pvvpr wrote: > > basically your indexes are empty since no URLs were generated and fetched. > See > this, > >> > - Generator: 0 records selected for fetching, exiting ... >> > - Stopping at depth=0 - no more URLs to fetch. >> > - No URLs to fetch - check your seed list and URL filters. >> > - crawl finished: crawled > > > when no pages are indexed, dedup throws Exception > > > On Tuesday 18 December 2007 21:33, jibjoice wrote: >> i can't solve it now, pls help me >> >> jibjoice wrote: >> > i use nutch-0.9, hadoop-0.12.2 and i use this command "bin/nutch crawl >> > urls -dir crawled -depth 3" have error : >> > >> > - crawl started in: crawled >> > - rootUrlDir = input >> > - threads = 10 >> > - depth = 3 >> > - Injector: starting >> > - Injector: crawlDb: crawled/crawldb >> > - Injector: urlDir: input >> > - Injector: Converting injected urls to crawl db entries. >> > - Total input paths to process : 1 >> > - Running job: job_0001 >> > - map 0% reduce 0% >> > - map 100% reduce 0% >> > - map 100% reduce 100% >> > - Job complete: job_0001 >> > - Counters: 6 >> > - Map-Reduce Framework >> > - Map input records=3 >> > - Map output records=1 >> > - Map input bytes=22 >> > - Map output bytes=52 >> > - Reduce input records=1 >> > - Reduce output records=1 >> > - Injector: Merging injected urls into crawl db. >> > - Total input paths to process : 2 >> > - Running job: job_0002 >> > - map 0% reduce 0% >> > - map 100% reduce 0% >> > - map 100% reduce 58% >> > - map 100% reduce 100% >> > - Job complete: job_0002 >> > - Counters: 6 >> > - Map-Reduce Framework >> > - Map input records=3 >> > - Map output records=1 >> > - Map input bytes=60 >> > - Map output bytes=52 >> > - Reduce input records=1 >> > - Reduce output records=1 >> > - Injector: done >> > - Generator: Selecting best-scoring urls due for fetch. >> > - Generator: starting >> > - Generator: segment: crawled/segments/25501213164325 >> > - Generator: filtering: false >> > - Generator: topN: 2147483647 >> > - Total input paths to process : 2 >> > - Running job: job_0003 >> > - map 0% reduce 0% >> > - map 100% reduce 0% >> > - map 100% reduce 100% >> > - Job complete: job_0003 >> > - Counters: 6 >> > - Map-Reduce Framework >> > - Map input records=3 >> > - Map output records=1 >> > - Map input bytes=59 >> > - Map output bytes=77 >> > - Reduce input records=1 >> > - Reduce output records=1 >> > - Generator: 0 records selected for fetching, exiting ... >> > - Stopping at depth=0 - no more URLs to fetch. >> > - No URLs to fetch - check your seed list and URL filters. >> > - crawl finished: crawled >> > >> > but sometime i crawl some url it has error indexes time that >> > >> > - Indexer: done >> > - Dedup: starting >> > - Dedup: adding indexes in: crawled/indexes >> > - Total input paths to process : 2 >> > - Running job: job_0025 >> > - map 0% reduce 0% >> > - Task Id : task_0025_m_000001_0, Status : FAILED >> > task_0025_m_000001_0: - Error running child >> > task_0025_m_000001_0: java.lang.ArrayIndexOutOfBoundsException: -1 >> > task_0025_m_000001_0: at >> > org.apache.lucene.index.MultiReader.isDeleted(MultiReader.java:113) >> > task_0025_m_000001_0: at >> > org.apache.nutch.indexer.DeleteDuplicates$InputFormat$DDRecordReade >> > r.next(DeleteDuplicates.java:176) >> > task_0025_m_000001_0: at >> > org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157) >> > task_0025_m_000001_0: at >> > org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46) >> > task_0025_m_000001_0: at org.apache.hadoop.mapred.MapTask.run >> > (MapTask.java:175) >> > task_0025_m_000001_0: at >> > org.apache.hadoop.mapred.TaskTracker$Child.main >> > (TaskTracker.java:1445) >> > - Task Id : task_0025_m_000000_0, Status : FAILED >> > task_0025_m_000000_0: - Error running child >> > task_0025_m_000000_0: java.lang.ArrayIndexOutOfBoundsException: -1 >> > task_0025_m_000000_0: at >> > org.apache.lucene.index.MultiReader.isDeleted(MultiReader.java:113) >> > task_0025_m_000000_0: at >> > org.apache.nutch.indexer.DeleteDuplicates$InputFormat$DDRecordReade >> > r.next(DeleteDuplicates.java:176) >> > task_0025_m_000000_0: at >> > org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157) >> > task_0025_m_000000_0: at >> > org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46) >> > task_0025_m_000000_0: at org.apache.hadoop.mapred.MapTask.run >> > (MapTask.java:175) >> > task_0025_m_000000_0: at >> > org.apache.hadoop.mapred.TaskTracker$Child.main >> > (TaskTracker.java:1445) >> > - Task Id : task_0025_m_000000_1, Status : FAILED >> > task_0025_m_000000_1: - Error running child >> > task_0025_m_000000_1: java.lang.ArrayIndexOutOfBoundsException: -1 >> > task_0025_m_000000_1: at >> > org.apache.lucene.index.MultiReader.isDeleted(MultiReader.java:113) >> > task_0025_m_000000_1: at >> > org.apache.nutch.indexer.DeleteDuplicates$InputFormat$DDRecordReade >> > r.next(DeleteDuplicates.java:176) >> > task_0025_m_000000_1: at >> > org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157) >> > task_0025_m_000000_1: at >> > org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46) >> > task_0025_m_000000_1: at org.apache.hadoop.mapred.MapTask.run >> > (MapTask.java:175) >> > task_0025_m_000000_1: at >> > org.apache.hadoop.mapred.TaskTracker$Child.main >> > (TaskTracker.java:1445) >> > - Task Id : task_0025_m_000001_1, Status : FAILED >> > task_0025_m_000001_1: - Error running child >> > task_0025_m_000001_1: java.lang.ArrayIndexOutOfBoundsException: -1 >> > task_0025_m_000001_1: at >> > org.apache.lucene.index.MultiReader.isDeleted(MultiReader.java:113) >> > task_0025_m_000001_1: at >> > org.apache.nutch.indexer.DeleteDuplicates$InputFormat$DDRecordReade >> > r.next(DeleteDuplicates.java:176) >> > task_0025_m_000001_1: at >> > org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157) >> > task_0025_m_000001_1: at >> > org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46) >> > task_0025_m_000001_1: at org.apache.hadoop.mapred.MapTask.run >> > (MapTask.java:175) >> > task_0025_m_000001_1: at >> > org.apache.hadoop.mapred.TaskTracker$Child.main >> > (TaskTracker.java:1445) >> > - Task Id : task_0025_m_000001_2, Status : FAILED >> > task_0025_m_000001_2: - Error running child >> > task_0025_m_000001_2: java.lang.ArrayIndexOutOfBoundsException: -1 >> > task_0025_m_000001_2: at >> > org.apache.lucene.index.MultiReader.isDeleted(MultiReader.java:113) >> > task_0025_m_000001_2: at >> > org.apache.nutch.indexer.DeleteDuplicates$InputFormat$DDRecordReade >> > r.next(DeleteDuplicates.java:176) >> > task_0025_m_000001_2: at >> > org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157) >> > task_0025_m_000001_2: at >> > org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46) >> > task_0025_m_000001_2: at org.apache.hadoop.mapred.MapTask.run >> > (MapTask.java:175) >> > task_0025_m_000001_2: at >> > org.apache.hadoop.mapred.TaskTracker$Child.main >> > (TaskTracker.java:1445) >> > - Task Id : task_0025_m_000000_2, Status : FAILED >> > task_0025_m_000000_2: - Error running child >> > task_0025_m_000000_2: java.lang.ArrayIndexOutOfBoundsException: -1 >> > task_0025_m_000000_2: at >> > org.apache.lucene.index.MultiReader.isDeleted(MultiReader.java:113) >> > task_0025_m_000000_2: at >> > org.apache.nutch.indexer.DeleteDuplicates$InputFormat$DDRecordReade >> > r.next(DeleteDuplicates.java:176) >> > task_0025_m_000000_2: at >> > org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157) >> > task_0025_m_000000_2: at >> > org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46) >> > task_0025_m_000000_2: at org.apache.hadoop.mapred.MapTask.run >> > (MapTask.java:175) >> > task_0025_m_000000_2: at >> > org.apache.hadoop.mapred.TaskTracker$Child.main >> > (TaskTracker.java:1445) >> > - map 100% reduce 100% >> > - Task Id : task_0025_m_000001_3, Status : FAILED >> > task_0025_m_000001_3: - Error running child >> > task_0025_m_000001_3: java.lang.ArrayIndexOutOfBoundsException: -1 >> > task_0025_m_000001_3: at >> > org.apache.lucene.index.MultiReader.isDeleted(MultiReader.java:113) >> > task_0025_m_000001_3: at >> > org.apache.nutch.indexer.DeleteDuplicates$InputFormat$DDRecordReade >> > r.next(DeleteDuplicates.java:176) >> > task_0025_m_000001_3: at >> > org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157) >> > task_0025_m_000001_3: at >> > org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46) >> > task_0025_m_000001_3: at org.apache.hadoop.mapred.MapTask.run >> > (MapTask.java:175) >> > task_0025_m_000001_3: at >> > org.apache.hadoop.mapred.TaskTracker$Child.main >> > (TaskTracker.java:1445) >> > - Task Id : task_0025_m_000000_3, Status : FAILED >> > task_0025_m_000000_3: - Error running child >> > task_0025_m_000000_3: java.lang.ArrayIndexOutOfBoundsException: -1 >> > task_0025_m_000000_3: at >> > org.apache.lucene.index.MultiReader.isDeleted(MultiReader.java:113) >> > task_0025_m_000000_3: at >> > org.apache.nutch.indexer.DeleteDuplicates$InputFormat$DDRecordReade >> > r.next(DeleteDuplicates.java:176) >> > task_0025_m_000000_3: at >> > org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157) >> > task_0025_m_000000_3: at >> > org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46) >> > task_0025_m_000000_3: at org.apache.hadoop.mapred.MapTask.run >> > (MapTask.java:175) >> > task_0025_m_000000_3: at >> > org.apache.hadoop.mapred.TaskTracker$Child.main >> > (TaskTracker.java:1445) >> > Exception in thread "main" java.io.IOException: Job failed! >> > at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:604) >> > at org.apache.nutch.indexer.DeleteDuplicates.dedup >> > (DeleteDuplicates.java:439) >> > at org.apache.nutch.crawl.Crawl.main(Crawl.java:135) >> > >> > how i solve it? > > > >
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