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Re: HDFS-758 in Hadoop-21 , Updates to  Namenode health page - Hadoop - [mail # dev]
...+1. Backporting this does not in any way impact the release of 21. -Jakob Hairong Kuang wrote:...
   Author: Jakob Homan, 2009-11-25, 19:31
Re: HTTP secure access - Hadoop - [mail # user]
...Bogdan-     Currently there is no security provided for accessing web pages,  although as detailed in Owen's recent presentation  (http://www.cloudera.com/sites/all/theme...
   Author: Jakob Homan, 2009-10-20, 17:57
Re: Storing contents of a file in a java object - Hadoop - [mail # user]
...Raakhi-     Guilherme is correct. Each mapper (and reducer) runs independently  and communication between them is not provided for nor encouraged.  You  may wish to ...
   Author: Jakob Homan, 2009-10-01, 00:12
Re: Developing Hadoop and HDFS - Hadoop - [mail # dev]
...Thanks for your interest, Geoff.  Yes, finding open JIRAS and  contributing patches is very helpful.  We also maintain a wishlist of  projects that one could work on: &nb...
   Author: Jakob Homan, 2009-09-30, 00:45
Re: Can we configure two or more datanode under pseudo-distributed mode? - Hadoop - [mail # user]
...Boris is quite right. My sample config file for dn1 is here:  http://dl.getdropbox.com/u/565949/hadoop-site.xml, if you'd like. Notice  can use the trailing digit of the ports to i...
   Author: Jakob Homan, 2009-09-25, 19:23
Re: submitting multiple small jobs simultaneously - Hadoop - [mail # user]
...George-     You can certainly submit jobs asynchronously via the  JobClient.submitJob() method  (http://hadoop.apache.org/common/docs/current/api/org/apache/hadoop/mapred...
   Author: Jakob Homan, 2009-08-19, 18:21
Re: Some issues! - Hadoop - [mail # user]
...Sugandha-     I would suggest you look at the FileSystem interface, which is our  starting point for implementing a file system for use with Hadoop.  There are several im...
   Author: Jakob Homan, 2009-08-18, 19:23
Re: Ubuntu/Hadoop incompatibilities? - Hadoop - [mail # user]
...Ubuntu will work fine.  The only to-do item is to make sure Sun's Java  is installed and pointed-to, rather than th Open JDK that Ubuntu ships  with by default.  Jakob Ho...
   Author: Jakob Homan, 2009-08-17, 17:34
Re: Upgrade to 0.20.0 - Hadoop - [mail # user]
...Some more detailed information or, hopefully, some logs would be helpful  here.  Have you verified that the namenode and datanodes are being  started correctly? -Jakob   ...
   Author: Jakob Homan, 2009-08-17, 17:28
Re: HUG Sunnyvale on the 20th of August? - Hadoop - [mail # general]
...Eelco-     The August meetup will be the 19th at Yahoo!.  For this month you  can sign up to attend at meetup  (http://www.meetup.com/hadoop/calendar/10877366/?actio...
   Author: Jakob Homan, 2009-08-14, 17:50
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