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[MAPREDUCE-5134] Default settings cause LocalJobRunner to OOME - MapReduce - [issue]
...If I run a job using the local job runner with vanilla settings, I get an out of memory error.  This seems to be because the default client memory maximum is 128 MB, and the default io....
http://issues.apache.org/jira/browse/MAPREDUCE-5134    Author: Sandy Ryza, 2013-04-30, 01:22
Re: Hadoop MapReduce High Availability - MapReduce - [mail # dev]
...Hi Augusto,  In Hadoop 2, ResourceManager HA is being worked on under YARN-128 and YARN-149.  There's a design doc for RM recovery on the latter.  Hadoop 1's MapReduce high av...
   Author: Sandy Ryza, 2013-04-29, 16:57
Re: Versions - Confusion - MapReduce - [mail # dev]
...The 2.0 series contains security as well.  -Sandy   On Sat, Apr 27, 2013 at 5:30 AM, Suresh S  wrote:  ...
   Author: Sandy Ryza, 2013-04-27, 17:30
[MAPREDUCE-5185] When log aggregation not enabled, message should point to NM HTTP port, not IPC port - MapReduce - [issue]
...When I try to get a container's logs in the JHS without log aggregation enabled, I get a message that looks like this:"Aggregation is not enabled. Try the nodemanager at sandy-ThinkPad-T530:...
http://issues.apache.org/jira/browse/MAPREDUCE-5185    Author: Sandy Ryza, 2013-04-27, 06:28
[MAPREDUCE-5182] LineRecordReader#getProgress throwing IOException breaks compatibility - MapReduce - [issue]
...This has been in trunk for a while (since MAPREDUCE-773), but was only introduced into branch-1 in July....
http://issues.apache.org/jira/browse/MAPREDUCE-5182    Author: Sandy Ryza, 2013-04-25, 10:10
Re: Automatically mapping a job submitted by a particular user to a specific hadoop map-reduce queue - MapReduce - [mail # user]
...Hi Sagar,  This capability currently does not exist in the fair scheduler (or other schedulers, as far as I know), but a JIRA has been filed recently that addresses a similar need. &nbs...
   Author: Sandy Ryza, 2013-04-25, 06:41
[MAPREDUCE-5173] Need to specify master principal run local job in a secure setup - MapReduce - [issue]
...When security is turned on, running a job involves asking the filesystems it uses for delegation tokens.  Currently, this fails if the kerberos master principal is not set, even if the ...
http://issues.apache.org/jira/browse/MAPREDUCE-5173    Author: Sandy Ryza, 2013-04-22, 23:59
[MAPREDUCE-5171] Expose additional info from the MR AM REST API - MapReduce - [issue]
...It would be useful to expose some additional information about MR jobs.  In MR1, these could be made available via the JT hue plugin, but in MR2, it's better to use the REST API. blackl...
http://issues.apache.org/jira/browse/MAPREDUCE-5171    Author: Sandy Ryza, 2013-04-22, 20:53
[MAPREDUCE-5172] Expose number of non-local maps in MR app metrics - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-5172    Author: Sandy Ryza, 2013-04-22, 20:38
Re: YARN - container networking and ports - MapReduce - [mail # user]
...The yarn-default.xml file in the Hadoop repository contains the default ports for all of the YARN protocols.  -Sandy   On Mon, Apr 22, 2013 at 8:27 AM, Marcos Luis Ortiz Valmaseda ...
   Author: Sandy Ryza, 2013-04-22, 16:54
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