Harsh, All This was one of the first questions that I asked. It is sometimes not clear whether some parameters are site related or jab related or whether it belongs to NN, JT , DN or TT.
If I get some time during the weekend , I will try and put this into a document and see if it helps Raj >________________________________ > From: Harsh J <ha...@cloudera.com> >To: common-user@hadoop.apache.org >Sent: Friday, February 10, 2012 8:31 PM >Subject: Re: reference document which properties are set in which >configuration file > >As a thumb rule, all properties starting with mapred.* or mapreduce.* >go to mapred-site.xml, all properties starting with dfs.* go to >hdfs-site.xml, and the rest may be put in core-site.xml to be safe. > >In case you notice MR or HDFS specific properties being outside of >this naming convention, please do report a JIRA so we can deprecate >the old name and rename it with a more appropriate prefix. > >On Sat, Feb 11, 2012 at 9:27 AM, Praveen Sripati ><praveensrip...@gmail.com> wrote: >> The mapred.task.tracker.http.address will go in the mapred-site.xml file. >> >> In the Hadoop installation directory check the core-default.xml, >> hdfs-default,xml and mapred-default.xml files to know about the different >> properties. Some of the properties which might be in the code may not be >> mentioned in the xml files and will be defaulted. >> >> Praveen >> >> On Tue, Feb 7, 2012 at 3:30 PM, Kleegrewe, Christian < >> christian.kleegr...@siemens.com> wrote: >> >>> Dear all, >>> >>> while configuring our hadoop cluster I wonder whether there exists a >>> reference document that contains information about which configuration >>> property has to be specified in which properties file. Especially I do not >>> know where the mapred.task.tracker.http.address has to be set. Is it in the >>> mapre-site.xml or in the hdfs-site.xml? >>> >>> any hint will be appreciated >>> >>> thanks >>> >>> Christian >>> >>> >>> --------------------------------------------8<-------------------------------------- >>> Siemens AG >>> Corporate Technology >>> Corporate Research and Technologies >>> CT T DE IT3 >>> Otto-Hahn-Ring 6 >>> 81739 München, Deutschland >>> Tel.: +49 89 636-42722 >>> Fax: +49 89 636-41423 >>> mailto:christian.kleegr...@siemens.com >>> >>> Siemens Aktiengesellschaft: Vorsitzender des Aufsichtsrats: Gerhard >>> Cromme; Vorstand: Peter Löscher, Vorsitzender; Roland Busch, Brigitte >>> Ederer, Klaus Helmrich, Joe Kaeser, Barbara Kux, Hermann Requardt, >>> Siegfried Russwurm, Peter Y. Solmssen, Michael Süß; Sitz der Gesellschaft: >>> Berlin und München, Deutschland; Registergericht: Berlin Charlottenburg, >>> HRB 12300, München, HRB 6684; WEEE-Reg.-Nr. DE 23691322 >>> >>> >>> > > > >-- >Harsh J >Customer Ops. Engineer >Cloudera | http://tiny.cloudera.com/about > > >
