George, Could you additionally describe the issues you're facing right now w.r.t. ports?
If you need a fuller port number reference, we have a blog post here you can get them from: http://www.cloudera.com/blog/2009/08/hadoop-default-ports-quick-reference/ On Thu, Jun 2, 2011 at 8:18 PM, George Kousiouris <gkous...@mail.ntua.gr> wrote: > > Hi, > > thanks for the reply, we tried this with a definitely open (from a firewall > pov) port but still did not work. Maybe something else in addition is > needed? > > Thanks, > George > > On 6/2/2011 5:32 PM, John Armstrong wrote: >> >> On Thu, 02 Jun 2011 17:23:08 +0300, George Kousiouris >> <gkous...@mail.ntua.gr> wrote: >>> >>> Are there anywhere instructions on how to change from the default ports >>> of Hadoop and HDFS? My main interest is in default port 8020. >> >> I think this is part of fs.default.name. You would go into core-site.xml >> and add (or change) >> >> <property> >> <name>fs.default.name</name> >> <value>hdfs://[namenode]:[port]</value> >> </property> >> >> I'm sort of new to this myself, so if I'm wrong I hope someone will >> correct me. >> >> > > > -- > > --------------------------- > > George Kousiouris > Electrical and Computer Engineer > Division of Communications, > Electronics and Information Engineering > School of Electrical and Computer Engineering > Tel: +30 210 772 2546 > Mobile: +30 6939354121 > Fax: +30 210 772 2569 > Email: gkous...@mail.ntua.gr > > National Technical University of Athens > 9 Heroon Polytechniou str., 157 73 Zografou, Athens, Greece > > -- Harsh J