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Re: HDFS questions - HDFS - [mail # user]
...On 11/19/09 5:44 PM, "[EMAIL PROTECTED]"  wrote:  It is a user-space file system, however, the user that is running the NameNode process is considered 'root' not the UNIX level roo...
   Author: Allen Wittenauer, 2009-11-20, 18:39
[expand - 3 more] - Re: Security error running hadoop with MaxTemperature example - HDFS - [mail # user]
...  On 10/13/09 10:23 PM, "David Greer"  wrote:   So /tmp in the HDFS is not world writable.  hadoop dfs -chmod a+w /tmp should make it world writable and then your stuff s...
   Author: Allen Wittenauer, 2009-10-14, 15:22
Re: HDFS Client under Windows - HDFS - [mail # dev]
...  On 10/11/09 2:26 PM, "Tobias N. Sasse"  wrote:  Be aware that HDFS (or MR for that matter) is not wire compatible with itself across versions....
   Author: Allen Wittenauer, 2009-10-12, 15:33
Re: slow transfer rates w/ HDFS balancer - HDFS - [mail # user]
...  On 10/8/09 12:03 PM, "David Howell"  wrote:   Balancer was intended to run as a background job so that the grid isn't limping while the balance is going on.  But this i...
   Author: Allen Wittenauer, 2009-10-08, 19:06
Re: Hadoop Failover and Recovery - HDFS - [mail # user]
...On 8/28/09 8:58 PM, "sagar_shukla"  wrote:  In most cases, the documentation for "fixing" Hadoop is:  A) fix hardware B) clean out tmp files, etc C) restart processes for that...
   Author: Allen Wittenauer, 2009-08-31, 17:01
[expand - 1 more] - Re: Intelligence of decommission - HDFS - [mail # user]
...On 8/28/09 1:41 PM, "Dhruba Borthakur"  wrote:  OK, so it sounds like their is no real ordering of the blocks in the to-be-replicated pool.  It follows then that even during n...
   Author: Allen Wittenauer, 2009-08-28, 20:58
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