Does Mapper's cleanup or close method gets called for map tasks which get
killed due to speculative execution ?
And when does a task is considered completed for killing duplicate task
which was started because of speculative execution- after cleanup or close
of faster is executed or before that
running? Recent changes have made
YARN to auto-compute this via hardware detection, by default (rather than
the 8 default).
On Fri, Jul 17, 2015 at 11:31 PM Shushant Arora shushantaror...@gmail.com
wrote:
In Yarn there is a setting to specify no of vcores that can be allocated
to containers
In Yarn there is a setting to specify no of vcores that can be allocated to
containers.
yarn.nodemanager.resource.cpu-vcores
In my cluster's nodes yarn-site.xml, this property is not specified. But
total vcores displayed on RM's web page for the nodes are different than
the default(8). Is there
while using multipleoutputs we use ,
LazyOutputFormat.setOutputFormatClass(job, TextOutputFormat.class);
to suppress default empty part files from reducers. Whats the syntax of
using this in
map-reduce action of oozie ?or in in xml file for ToolsRuner.
Is
Is there any configuration in MR2 and YARN to limit concurrent max
applications by setting max limit on ApplicationMasters in the cluster?
Thanks!!
Is it for capacity scheduler only. Or applicable to fair scheduler also?
On Fri, May 1, 2015 at 12:22 AM, Prashant Kommireddi prash1...@gmail.com
wrote:
Take a look at
yarn.scheduler.capacity.maximum-am-resource-percent
On Thu, Apr 30, 2015 at 11:38 AM, Shushant Arora