yarn.scheduler.capacity.maximum-applications 10000 Maximum number of applications that can be pending and running. yarn.scheduler.capacity.maximum-am-resource-percent 0.1 Maximum percent of resources in the cluster which can be used to run application masters i.e. controls number of concurrent running applications. yarn.scheduler.capacity.root.queues default The queues at the this level (root is the root queue). yarn.scheduler.capacity.root.default.capacity 100 Default queue target capacity. yarn.scheduler.capacity.root.default.user-limit-factor 1 Default queue user limit a percentage from 0.0 to 1.0. yarn.scheduler.capacity.root.default.maximum-capacity 100 The maximum capacity of the default queue. yarn.scheduler.capacity.root.default.state RUNNING The state of the default queue. State can be one of RUNNING or STOPPED. yarn.scheduler.capacity.root.default.acl_submit_applications * The ACL of who can submit jobs to the default queue. yarn.scheduler.capacity.root.default.acl_administer_queue * The ACL of who can administer jobs on the default queue. yarn.scheduler.capacity.node-locality-delay -1 Number of missed scheduling opportunities after which the CapacityScheduler attempts to schedule rack-local containers. Typically this should be set to number of racks in the cluster, this feature is disabled by default, set to -1.