[jira] Updated: (NUTCH-361) generator create fetchlist randomly

["Uros Gruber (JIRA)" <ji...@apache.org>]

     [ http://issues.apache.org/jira/browse/NUTCH-361?page=all ]

Uros Gruber updated NUTCH-361:
------------------------------

    Attachment: partition.diff

Patch to check number of reduce tasks and set it to 1 in case it is set to 0.

> generator create fetchlist randomly
> -----------------------------------
>
>                 Key: NUTCH-361
>                 URL: http://issues.apache.org/jira/browse/NUTCH-361
>             Project: Nutch
>          Issue Type: Bug
>          Components: fetcher
>    Affects Versions: 0.9.0
>         Environment: Java 1.5, FreeBSD 6.1
>            Reporter: Uros Gruber
>            Priority: Critical
>         Attachments: partition.diff
>
>
> I noticed problems during generating fetchlist. I already post some info at the users list. Today I check release 0.8 and I'm certain that problem is only in version later than this. I've do testnig only on 0.8 and svn from today.
> The problem is that generator generate fetchlist from crawldb but everytime i run there is different number of urls in fetchlist.
> For example I put 6 test urls we have for testing and only 5 of 20 test there were all urls listed in fetchlist, sometimes onyl one. Config was always the same also when testing at version 0.8.
> I try to debug what might go wrong but I only end up that in /tmp there were all urls but somehow missed in crawl_generate
> I also se some of 
> 2006-09-02 20:14:20,147 DEBUG conf.Configuration - java.io.IOException: config(config)
>         at org.apache.hadoop.conf.Configuration.<init>(Configuration.java:76)
>         at org.apache.hadoop.mapred.JobConf.<init>(JobConf.java:87)
>         at org.apache.hadoop.mapred.JobConf.<init>(JobConf.java:98)
>         at org.apache.nutch.util.NutchJob.<init>(NutchJob.java:26)
>         at org.apache.nutch.crawl.Generator.generate(Generator.java:330)
>         at org.apache.nutch.crawl.Generator.run(Generator.java:405)
>         at org.apache.nutch.util.ToolBase.doMain(ToolBase.java:145)
>         at org.apache.nutch.crawl.Generator.main(Generator.java:372)
> if I enable DEBUG loging but I doubt that this has anything to do with this.

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