Чтo хранится в ID_PART_ENTRY_SIZE?

$ udevadm info /dev/sdd1
P: /devices/pci0000:00/0000:00:12.2/usb1/1-3/1-3:1.0/host7/target7:0:0/7:0:0:0/block/sdd/sdd1
N: sdd1
L: 0
S: disk/by-path/pci-0000:00:12.2-usb-0:3:1.0-scsi-0:0:0:0-part1
S: disk/by-partuuid/fd577a64-01
S: disk/by-id/usb-SanDisk_Ultra_USB_3.0_4C530001070226102585-0:0-part1
S: disk/by-uuid/0913-D614
E: DEVPATH=/devices/pci0000:00/0000:00:12.2/usb1/1-3/1-3:1.0/host7/target7:0:0/7:0:0:0/block/sdd/sdd1
E: DEVNAME=/dev/sdd1
E: DEVTYPE=partition
E: PARTN=1
E: MAJOR=8
E: MINOR=49
E: SUBSYSTEM=block
E: USEC_INITIALIZED=61477559625
E: ID_VENDOR=SanDisk
E: ID_VENDOR_ENC=SanDisk\x20
E: ID_VENDOR_ID=0781
E: ID_MODEL=Ultra_USB_3.0
E: ID_MODEL_ENC=Ultra\x20USB\x203.0\x20\x20\x20
E: ID_MODEL_ID=5591
E: ID_REVISION=1.00
E: ID_SERIAL=SanDisk_Ultra_USB_3.0_4C530001070226102585-0:0
E: ID_SERIAL_SHORT=4C530001070226102585
E: ID_TYPE=disk
E: ID_INSTANCE=0:0
E: ID_BUS=usb
E: ID_USB_INTERFACES=:080650:
E: ID_USB_INTERFACE_NUM=00
E: ID_USB_DRIVER=usb-storage
E: ID_PATH=pci-0000:00:12.2-usb-0:3:1.0-scsi-0:0:0:0
E: ID_PATH_TAG=pci-0000_00_12_2-usb-0_3_1_0-scsi-0_0_0_0
E: ID_PART_TABLE_UUID=fd577a64
E: ID_PART_TABLE_TYPE=dos
E: ID_FS_UUID=0913-D614
E: ID_FS_UUID_ENC=0913-D614
E: ID_FS_VERSION=FAT32
E: ID_FS_TYPE=vfat
E: ID_FS_USAGE=filesystem
E: ID_PART_ENTRY_SCHEME=dos
E: ID_PART_ENTRY_UUID=fd577a64-01
E: ID_PART_ENTRY_TYPE=0x83
E: ID_PART_ENTRY_NUMBER=1
E: ID_PART_ENTRY_OFFSET=2048
E: ID_PART_ENTRY_SIZE=30029824
E: ID_PART_ENTRY_DISK=8:48
E: DEVLINKS=/dev/disk/by-path/pci-0000:00:12.2-usb-0:3:1.0-scsi-0:0:0:0-part1 /dev/disk/by-partuuid/fd577a64-01 /dev/disk/by-id/usb-SanDisk_Ultra_USB_3.0_4C530001070226102585-0:0-part1 /dev/disk/by-uuid/0913-D614
E: TAGS=systemd
E: CURRENT_TAGS=systemd

$ udevadm info /dev/sdd1
P: /devices/pci0000:00/0000:00:12.2/usb1/1-3/1-3:1.0/host7/target7:0:0/7:0:0:0/block/sdd/sdd1
N: sdd1
L: 0
S: disk/by-partuuid/d0cb8f9b-01
S: disk/by-uuid/11F9-3CDB
S: disk/by-path/pci-0000:00:12.2-usb-0:3:1.0-scsi-0:0:0:0-part1
S: disk/by-id/usb-AS_Mass_Storage-0:0-part1
E: DEVPATH=/devices/pci0000:00/0000:00:12.2/usb1/1-3/1-3:1.0/host7/target7:0:0/7:0:0:0/block/sdd/sdd1
E: DEVNAME=/dev/sdd1
E: DEVTYPE=partition
E: PARTN=1
E: MAJOR=8
E: MINOR=49
E: SUBSYSTEM=block
E: USEC_INITIALIZED=61370864670
E: ID_VENDOR=AS
E: ID_VENDOR_ENC=AS\x20\x20\x20\x20\x20\x20
E: ID_VENDOR_ID=0781
E: ID_MODEL=Mass_Storage
E: ID_MODEL_ENC=Mass\x20Storage\x20\x20\x20\x20
E: ID_MODEL_ID=5567
E: ID_REVISION=0100
E: ID_SERIAL=AS_Mass_Storage-0:0
E: ID_TYPE=disk
E: ID_INSTANCE=0:0
E: ID_BUS=usb
E: ID_USB_INTERFACES=:080650:
E: ID_USB_INTERFACE_NUM=00
E: ID_USB_DRIVER=usb-storage
E: ID_PATH=pci-0000:00:12.2-usb-0:3:1.0-scsi-0:0:0:0
E: ID_PATH_TAG=pci-0000_00_12_2-usb-0_3_1_0-scsi-0_0_0_0
E: ID_PART_TABLE_UUID=d0cb8f9b
E: ID_PART_TABLE_TYPE=dos
E: ID_FS_UUID=11F9-3CDB
E: ID_FS_UUID_ENC=11F9-3CDB
E: ID_FS_VERSION=FAT32
E: ID_FS_TYPE=vfat
E: ID_FS_USAGE=filesystem
E: ID_PART_ENTRY_SCHEME=dos
E: ID_PART_ENTRY_UUID=d0cb8f9b-01
E: ID_PART_ENTRY_TYPE=0x83
E: ID_PART_ENTRY_NUMBER=1
E: ID_PART_ENTRY_OFFSET=2048
E: ID_PART_ENTRY_SIZE=61470912
E: ID_PART_ENTRY_DISK=8:48
E: DEVLINKS=/dev/disk/by-partuuid/d0cb8f9b-01 /dev/disk/by-uuid/11F9-3CDB /dev/disk/by-path/pci-0000:00:12.2-usb-0:3:1.0-scsi-0:0:0:0-part1 /dev/disk/by-id/usb-AS_Mass_Storage-0:0-part1
E: TAGS=systemd
E: CURRENT_TAGS=systemd