Metrics capture timing

timing.rb

def reload_models
  [Vm, Host, Storage].each { |m| m.update_all(:last_perf_capture_on => 50.minutes.ago) } # <== still tweaking
  [MiqTask, MiqQueue, Metric, MetricRollup, VimPerformanceState].each { |m| m.truncate}
  ActiveRecord::Base.connection.execute("vacuum full")
  Module.clear_all_cache_with_timeout
  [[MiqProductFeature, :@feature_cache], [MiqProductFeature, :@obj_cache], [BottleneckEvent, :@event_definitions],
  [Tenant, :@root_tenant]].each { |i, ivar| i.instance_variable_set(ivar, nil) }
  MiqServer.my_server ; MiqServer.my_zone
  [ExtManagementSystem, Host, EmsCluster, Tagging, Tag, HostStorage, Storage, Vm, MiqRegion, MiqTask, Relationship, Disk,
  Endpoint, Authentication, ServerRole, MiqWorker, MiqQueue, MetricRollup, BottleneckEvent].each { |m| m.first }
end

# run multiple times:
reload! ; reload_models ; bookend("capu-trunc", :gc => true) { Metric::Capture.perf_capture_timer }