looking at device '/block/sda':
         KERNEL=="sda"
         SUBSYSTEM=="block"
         ATTR{stat}=="  128535     2246  2788977   766188    73998   317300  3132216  5735004        0   516516  6503316"
         ATTR{size}=="234441648"
         ATTR{removable}=="0"
         ATTR{range}=="16"
         ATTR{dev}=="8:0"

       looking at parent device '/devices/pci0000:00/0000:00:07.0/host0/target0:0:0/0:0:0:0':
         KERNELS=="0:0:0:0"
         SUBSYSTEMS=="scsi"
         DRIVERS=="sd"
         ATTRS{ioerr_cnt}=="0x0"
         ATTRS{iodone_cnt}=="0x31737"
         ATTRS{iorequest_cnt}=="0x31737"
         ATTRS{iocounterbits}=="32"
         ATTRS{timeout}=="30"
         ATTRS{state}=="running"
         ATTRS{rev}=="3.42"
         ATTRS{model}=="ST3120827AS     "
         ATTRS{vendor}=="ATA     "
         ATTRS{scsi_level}=="6"
         ATTRS{type}=="0"
         ATTRS{queue_type}=="none"
         ATTRS{queue_depth}=="1"
         ATTRS{device_blocked}=="0"

       looking at parent device '/devices/pci0000:00/0000:00:07.0':
         KERNELS=="0000:00:07.0"
         SUBSYSTEMS=="pci"
         DRIVERS=="sata_nv"
         ATTRS{vendor}=="0x10de"
         ATTRS{device}=="0x037f"