udevmonitor will print the received events for:
UDEV the event which udev sends out after rule processing
UEVENT the kernel uevent

UEVENT[1236213925.412180] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3
SUBSYSTEM=usb
MAJOR=189
MINOR=523
DEVTYPE=usb_device
DEVICE=/proc/bus/usb/005/012
PRODUCT=58f/6387/100
TYPE=0/0/0
BUSNUM=005
DEVNUM=012
SEQNUM=3016

UEVENT[1236213925.412302] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/usb_endpoint/usbdev5.12_ep00 (usb_endpoint)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/usb_endpoint/usbdev5.12_ep00
SUBSYSTEM=usb_endpoint
MAJOR=254
MINOR=30
SEQNUM=3017

UEVENT[1236213925.413129] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0
SUBSYSTEM=usb
DEVTYPE=usb_interface
DEVICE=/proc/bus/usb/005/012
PRODUCT=58f/6387/100
TYPE=0/0/0
INTERFACE=8/6/80
MODALIAS=usb:v058Fp6387d0100dc00dsc00dp00ic08isc06ip50
SEQNUM=3018

UEVENT[1236213925.414624] add      /class/scsi_host/host10 (scsi_host)
ACTION=add
DEVPATH=/class/scsi_host/host10
SUBSYSTEM=scsi_host
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10
SEQNUM=3019

UEVENT[1236213925.415089] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/usb_endpoint/usbdev5.12_ep01 (usb_endpoint)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/usb_endpoint/usbdev5.12_ep01
SUBSYSTEM=usb_endpoint
MAJOR=254
MINOR=31
SEQNUM=3020

UEVENT[1236213925.415120] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/usb_endpoint/usbdev5.12_ep82 (usb_endpoint)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/usb_endpoint/usbdev5.12_ep82
SUBSYSTEM=usb_endpoint
MAJOR=254
MINOR=32
SEQNUM=3021

UDEV  [1236213925.430066] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3 (usb)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3
SUBSYSTEM=usb
MAJOR=189
MINOR=523
DEVTYPE=usb_device
DEVICE=/proc/bus/usb/005/012
PRODUCT=58f/6387/100
TYPE=0/0/0
BUSNUM=005
DEVNUM=012
SEQNUM=3016
UDEVD_EVENT=1
DEVNAME=/dev/bus/usb/005/012

UDEV  [1236213925.430153] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/usb_endpoint/usbdev5.12_ep00 (usb_endpoint)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/usb_endpoint/usbdev5.12_ep00
SUBSYSTEM=usb_endpoint
MAJOR=254
MINOR=30
SEQNUM=3017
UDEVD_EVENT=1
DEVNAME=/dev/usbdev5.12_ep00

UDEV  [1236213925.557000] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0 (usb)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0
SUBSYSTEM=usb
DEVTYPE=usb_interface
DEVICE=/proc/bus/usb/005/012
PRODUCT=58f/6387/100
TYPE=0/0/0
INTERFACE=8/6/80
MODALIAS=usb:v058Fp6387d0100dc00dsc00dp00ic08isc06ip50
SEQNUM=3018
UDEVD_EVENT=1

UDEV  [1236213925.560282] add      /class/scsi_host/host10 (scsi_host)
UDEV_LOG=3
ACTION=add
DEVPATH=/class/scsi_host/host10
SUBSYSTEM=scsi_host
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10
SEQNUM=3019
UDEVD_EVENT=1

UDEV  [1236213925.567508] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/usb_endpoint/usbdev5.12_ep01 (usb_endpoint)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/usb_endpoint/usbdev5.12_ep01
SUBSYSTEM=usb_endpoint
MAJOR=254
MINOR=31
SEQNUM=3020
UDEVD_EVENT=1
DEVNAME=/dev/usbdev5.12_ep01

UDEV  [1236213925.590471] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/usb_endpoint/usbdev5.12_ep82 (usb_endpoint)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/usb_endpoint/usbdev5.12_ep82
SUBSYSTEM=usb_endpoint
MAJOR=254
MINOR=32
SEQNUM=3021
UDEVD_EVENT=1
DEVNAME=/dev/usbdev5.12_ep82

UEVENT[1236213930.417992] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0 (scsi)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
SUBSYSTEM=scsi
DEVTYPE=scsi_device
MODALIAS=scsi:t-0x00
SEQNUM=3022

UEVENT[1236213930.418090] add      /class/scsi_disk/10:0:0:0 (scsi_disk)
ACTION=add
DEVPATH=/class/scsi_disk/10:0:0:0
SUBSYSTEM=scsi_disk
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
PHYSDEVDRIVER=sd
SEQNUM=3023

UDEV  [1236213930.647171] add      /devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0 (scsi)
UDEV_LOG=3
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
SUBSYSTEM=scsi
DEVTYPE=scsi_device
MODALIAS=scsi:t-0x00
SEQNUM=3022
UDEVD_EVENT=1

UDEV  [1236213930.659955] add      /class/scsi_disk/10:0:0:0 (scsi_disk)
UDEV_LOG=3
ACTION=add
DEVPATH=/class/scsi_disk/10:0:0:0
SUBSYSTEM=scsi_disk
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
PHYSDEVDRIVER=sd
SEQNUM=3023
UDEVD_EVENT=1

UEVENT[1236213930.733039] add      /block/sdg (block)
ACTION=add
DEVPATH=/block/sdg
SUBSYSTEM=block
MINOR=96
MAJOR=8
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
sd
SEQNUM=3024

UEVENT[1236213930.733133] add      /block/sdg/sdg1 (block)
ACTION=add
DEVPATH=/block/sdg/sdg1
SUBSYSTEM=block
MINOR=97
MAJOR=8
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
sd
SEQNUM=3025

UEVENT[1236213930.733168] add      /class/scsi_device/10:0:0:0 (scsi_device)
ACTION=add
DEVPATH=/class/scsi_device/10:0:0:0
SUBSYSTEM=scsi_device
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
PHYSDEVDRIVER=sd
SEQNUM=3026

UEVENT[1236213930.733747] add      /class/scsi_generic/sg7 (scsi_generic)
ACTION=add
DEVPATH=/class/scsi_generic/sg7
SUBSYSTEM=scsi_generic
MAJOR=21
MINOR=7
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
PHYSDEVDRIVER=sd
SEQNUM=3027

UDEV  [1236213930.774091] add      /class/scsi_device/10:0:0:0 (scsi_device)
UDEV_LOG=3
ACTION=add
DEVPATH=/class/scsi_device/10:0:0:0
SUBSYSTEM=scsi_device
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
PHYSDEVDRIVER=sd
SEQNUM=3026
UDEVD_EVENT=1

UDEV  [1236213930.786102] add      /class/scsi_generic/sg7 (scsi_generic)
UDEV_LOG=3
ACTION=add
DEVPATH=/class/scsi_generic/sg7
SUBSYSTEM=scsi_generic
MAJOR=21
MINOR=7
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
PHYSDEVDRIVER=sd
SEQNUM=3027
UDEVD_EVENT=1
DEVNAME=/dev/sg7

UDEV  [1236213931.194866] add      /block/sdg (block)
UDEV_LOG=3
ACTION=add
DEVPATH=/block/sdg
SUBSYSTEM=block
MINOR=96
MAJOR=8
PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.7/usb5/5-3/5-3:1.0/host10/target10:0:0/10:0:0:0
PHYSDEVBUS=scsi
SEQNUM=3024
UDEVD_EVENT=1
DEVTYPE=disk
ID_VENDOR=JetFlash
ID_MODEL=Transcend_4GB
ID_REVISION=8.07
ID_SERIAL=JetFlash_Transcend_4GB_8LEUZ8C2-0:0
ID_SERIAL_SHORT=8LEUZ8C2
ID_TYPE=disk
ID_INSTANCE=0:0
ID_BUS=usb
ID_PATH=pci-0000:00:1d.7-usb-0:3:1.0-scsi-0:0:0:0
DEVNAME=/dev/sdg
DEVLINKS=/