monitor will print the received events for:
UDEV - the event which udev sends out after rule processing
KERNEL - the kernel uevent

KERNEL[1253049743.443158] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049743.446835] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049743.570555] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049743.614029] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049743.950513] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049743.956538] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049744.117635] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049744.159196] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049744.480353] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049744.516545] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049744.649730] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049744.683980] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049745.008686] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049745.015051] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049745.184585] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049745.216090] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049745.509820] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049745.513571] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049745.641126] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049745.682031] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049746.004240] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049746.007817] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049746.174105] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049746.207787] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049746.497441] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049746.501158] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049746.668290] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049746.674605] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049746.995387] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049746.998896] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049747.163226] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049747.199439] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049747.489395] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049747.493199] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049747.656245] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049747.659785] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049747.988219] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049748.022268] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
KERNEL[1253049748.153207] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)
UDEV  [1253049748.189743] change   /devices/pci0000:00/0000:00:02.0/drm/card0 (drm)