$ time /lib/udev/ata_id --export /dev/sr0 ID_ATA=1 ID_TYPE=cd ID_BUS=ata ID_MODEL=TSSTcorp_CDDVDW_SHA___4_ ID_MODEL_ENC=TSSTcorp\x20CDDVDW\x20SHA\x29\xfd\x604\x19 ID_REVISION=SB04 ID_SERIAL=TSSTcorp_CDDVDW_SHA___4__R78U6GEZ707218 ID_SERIAL_SHORT=R78U6GEZ707218 ID_ATA_WRITE_CACHE=1 ID_ATA_WRITE_CACHE_ENABLED=1 ID_ATA_FEATURE_SET_HPA=1 ID_ATA_FEATURE_SET_HPA_ENABLED=1 ID_ATA_FEATURE_SET_PM=1 ID_ATA_FEATURE_SET_PM_ENABLED=0 ID_ATA_FEATURE_SET_SMART=1 ID_ATA_FEATURE_SET_SMART_ENABLED=0 ID_ATA_SATA=1 0.00user 0.00system 0:32.78elapsed 0%CPU (0avgtext+0avgdata 692maxresident)k 56inputs+0outputs (1major+210minor)pagefaults 0swaps
$ uname -a Linux desktop 3.6.6-1.fc17.x86_64 #1 SMP Mon Nov 5 21:59:35 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
$ /usr/lib/udev/udevd --version 182
$ time /lib/udev/ata_id --export /dev/sr0 TSSTcorp_ CDDVDW_ SHA___4_ ENC=TSSTcorp\ x20CDDVDW\ x20SHA\ x29\xfd\ x604\x19 TSSTcorp_ CDDVDW_ SHA___4_ _R78U6GEZ707218 SHORT=R78U6GEZ7 07218 WRITE_CACHE= 1 WRITE_CACHE_ ENABLED= 1 FEATURE_ SET_HPA= 1 FEATURE_ SET_HPA_ ENABLED= 1 FEATURE_ SET_PM= 1 FEATURE_ SET_PM_ ENABLED= 0 FEATURE_ SET_SMART= 1 FEATURE_ SET_SMART_ ENABLED= 0 210minor) pagefaults 0swaps
ID_ATA=1
ID_TYPE=cd
ID_BUS=ata
ID_MODEL=
ID_MODEL_
ID_REVISION=SB04
ID_SERIAL=
ID_SERIAL_
ID_ATA_
ID_ATA_
ID_ATA_
ID_ATA_
ID_ATA_
ID_ATA_
ID_ATA_
ID_ATA_
ID_ATA_SATA=1
0.00user 0.00system 0:32.78elapsed 0%CPU (0avgtext+0avgdata 692maxresident)k
56inputs+0outputs (1major+
$ uname -a
Linux desktop 3.6.6-1.fc17.x86_64 #1 SMP Mon Nov 5 21:59:35 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
$ /usr/lib/udev/udevd --version
182