负载管理参数
负载管理参数
下列配置参数配置Greenplum数据库负载管理特性(资源队列)、查询优先、内存利用和并发控制。
gp_resqueue_priority gp_resqueue_priority_cpucores_per_ segment gp_resqueue_priority_sweeper_ interval gp_vmem_idle_resource_timeout gp_vmem_protect_limit gp_vmem_protect_segworker_cache_ limit |
max_resource_queues max_resource_portals_per_ transaction resource_cleanup_gangs_on_ wait resource_select_only runaway_detector_activation_percent stats_queue_level vmem_process_interrupt |