mkfs.exfat(8) System Manager's Manual mkfs.exfat(8) (NAME) mkfs.exfat - exFAT (SYNOPSIS) mkfs.exfat [ -CfFKqv ] [ -b boundary_alignment ] [ -s sector_size ] [ -c cluster_size ] [ -L volume_label ] [ -U volume_guid ] [ -P type ] [ --pack-bitmap ] [ --upcase=file ] device mkfs.exfat -V mkfs.exfat -h (DESCRIPTION) mkfs.exfat exFAT . -t exfat mkfs(8) . SCSI : mkfs.exfat /dev/sda1 (OPTIONS) -b, --boundary-align=alignment (alignment) FAT (cluster heap) . alignment m/M (mebibytes) k/K (kibibytes) . SD alignment (native boundary unit size) . SD (SD Card Association) . -------------------------------------------------------------------------------------------------------------------- <=8 MiB 8 KiB 8 KiB >8 MiB <=64 MiB 16 KiB 16 KiB >64 MiB <=256 MiB 16 KiB 32 KiB >256 MiB <=1 GiB 16 KiB 64 KiB >1 GiB <=2 GiB 32 KiB 64 KiB >2 GiB <=32 GiB 32 KiB 4 MiB >32 GiB <=128 GiB 128 KiB 16 MiB >128 GiB <=512 GiB 256 KiB 32 MiB >512 GiB <=2 TiB 512 KiB 64 MiB 1 MiB . -s, --sector-size=size exFAT . size k/K . . (volume) exFAT (format) . . -c, --cluster-size=size exFAT . size m/M k/K . : ---------------------------------------------------------------------------------------- <7 MiB 512 B <=256 MiB 4 KiB >256 MiB <=32 GiB 32 KiB >32 GiB 128 KiB -f, --full-format (full format) . exFAT (zero) . -F, --force (disk signature) . libblkid mkfs.exfat . mkfs.exfat . -K, --no-discard (discard blocks) . -P, --partition-table=auto|none|mbr|gpt (partition table) . auto ( ) . MBR mkfs.exfat MBR LBA 0 ( MBR ) . (recursive partition) mkfs.fat . GPT mkfs.exfat GPT exFAT . -b 1 MiB . none mkfs.exfat MBR GPT mbr gpt . --bootcode-msg=message (bootstrap) MBR x86 . \r\n(CRLF) . (escape) printf echo . -C, --verify-written (filesystem metadata) . exFAT ( FAT ) . -f . . . -h, --help . -L, --volume-label=label (volume label) exFAT . -U, --volume-guid=guid GUID exFAT . UUID aaaabbbb- cccc-dddd-eeee-ffff00001111 . : GUID blkid UUID /etc/fstab . --pack-bitmap (allocation bitmap) exFAT FAT . SD SD exFAT . SD FAT (write amplification) -- exFAT -- . --pack-bitmap FAT . . --upcase=file (up-case table) . mkfs.exfat . exFAT . /usr/libexec /usr/share/doc/exfatprogs . -q, --quiet exFAT . -v, --verbose exFAT . -V, --version . (SEE ALSO) mkfs(8), mount(8), mkfs.fat(8) mkfs.exfat(8)