vendor/github.com/containerd/containerd/supervisor/metrics.go

   1 package supervisor
   2
   3 import "github.com/rcrowley/go-metrics"
   4
   5 var (
   6         // ContainerCreateTimer holds the metrics timer associated with container creation
   7         ContainerCreateTimer = metrics.NewTimer()
   8         // ContainerDeleteTimer holds the metrics timer associated with container deletion
   9         ContainerDeleteTimer = metrics.NewTimer()
  10         // ContainerStartTimer holds the metrics timer associated with container start duration
  11         ContainerStartTimer = metrics.NewTimer()
  12         // ContainerStatsTimer holds the metrics timer associated with container stats generation
  13         ContainerStatsTimer = metrics.NewTimer()
  14         // ContainersCounter keeps track of the number of active containers
  15         ContainersCounter = metrics.NewCounter()
  16         // EventSubscriberCounter keeps track of the number of active event subscribers
  17         EventSubscriberCounter = metrics.NewCounter()
  18         // TasksCounter keeps track of the number of active supervisor tasks
  19         TasksCounter = metrics.NewCounter()
  20         // ExecProcessTimer holds the metrics timer associated with container exec
  21         ExecProcessTimer = metrics.NewTimer()
  22         // ExitProcessTimer holds the metrics timer associated with reporting container exit status
  23         ExitProcessTimer = metrics.NewTimer()
  24         // EpollFdCounter keeps trac of how many process are being monitored
  25         EpollFdCounter = metrics.NewCounter()
  26 )
  27
  28 // Metrics return the list of all available metrics
  29 func Metrics() map[string]interface{} {
  30         return map[string]interface{}{
  31                 "container-create-time": ContainerCreateTimer,
  32                 "container-delete-time": ContainerDeleteTimer,
  33                 "container-start-time":  ContainerStartTimer,
  34                 "container-stats-time":  ContainerStatsTimer,
  35                 "containers":            ContainersCounter,
  36                 "event-subscribers":     EventSubscriberCounter,
  37                 "tasks":                 TasksCounter,
  38                 "exec-process-time":     ExecProcessTimer,
  39                 "exit-process-time":     ExitProcessTimer,
  40                 "epoll-fds":             EpollFdCounter,
  41         }
  42 }