Simply run Nutch in pseudo-distributed mode. If you have no idea of what this means, then it would be a good idea to have a look at http://hadoop.apache.org/common/docs/stable/single_node_setup.html and in particular the section mentioning http://localhost:50030/jobtracker.jsp
On 28 November 2011 14:09, Bai Shen <[email protected]> wrote: > We looked at the hadoop reporter and aren't sure how to access it with > nutch. Is there a certain way it works? Can you give me an example? > Thanks. > > On Mon, Nov 21, 2011 at 3:11 PM, Markus Jelsma > <[email protected]>wrote: > > > ** > > > > > On Thu, Nov 10, 2011 at 3:32 PM, Markus Jelsma > > > > > > > > > > <[email protected]>wrote: > > > > > > > Interesting. How do you tell if the segments have been fetched, > etc? > > > > > > > > > > > > after a job the shell script waits for its completion and return > code. > > If > > > > > > it > > > > > > returns 0 all is fine and we move it to another queue. If != 0 then > > > > > > there's an > > > > > > error and reports via mail. > > > > > > > > > > > > Ah, okay. I didn't realize it was returning an error code. > > > > > > > > > > > > > How > > > > > > > do you know if there are any urls that had problems? > > > > > > > > > > > > Hadoop reporter shows statistics. There are always many errors for > many > > > > > > reasons. This is normal because we crawl everything. > > > > > > > > > > How are you running Hadoop reporter? > > > > You'll get it for free when operating a Hadoop cluster. > > > > > > > > > > > > Or fetch jobs that > > > > > > > errored out, etc. > > > > > > > > > > > > The non-zero return code. > > > -- * *Open Source Solutions for Text Engineering http://digitalpebble.blogspot.com/ http://www.digitalpebble.com
