yes yarn.scheduler.capacity.maximum-am-resource-percent option is a limit, i increase the value from 0.1 to 0.8 but ,it can still allow 2 job run parallel,if i laugh third job ,it still need wait,why? the whole cluster only can run 2 job parallel?
On Tue, Nov 26, 2013 at 5:35 PM, Devaraj K <[email protected]> wrote: > Could you check the below configuration in capacity-scheduler.xml, > whether is it causing to run only one AM. > > <property> > <name>yarn.scheduler.capacity.maximum-am-resource-percent</name> > <value>0.1</value> > <description> > Maximum percent of resources in the cluster which can be used to run > application masters i.e. controls number of concurrent running > applications. > </description> > </property> > > > On Tue, Nov 26, 2013 at 2:50 PM, ch huang <[email protected]> wrote: > >> hi,maillist: >> i set the following option in yarn-site.xml ,let yarn >> framework to use capacity scheduler,but i submit three job,only one job in >> running status,other two stay in accepted status,why ,the default queue >> only 50% capacity used,i do not know why? >> >> <property> >> <name>yarn.resourcemanager.scheduler.class</name> >> >> <value>org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler</value> >> </property> >> > > > > -- > > > Thanks > Devaraj K >
