📄 blockdev
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Modificado: 2026-08-19 10:47:51
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/usr/sbin/blockdevContenido del Archivo
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util-linux 2.39.3 -h
Usage:
Options:
-q quiet mode -v verbose mode display version display this help -V, --version -h, --help %-16s%s
%-16s%s
Available commands: --getsz %s %-*s %s
%-25s %s
For more details see %s.
blockdev(8) --report no device specified %lld
could not get device size Unknown command: %s %s requires an argument %s: '%s' %s failed.
%s succeeded.
%s: %hu
%d
%u
%ld
%lu
%llu
BLKROSET --setro set read-only --setrw set read-write BLKROGET --getro get read-only BLKDISCARDZEROES --getdiscardzeroes BLKSSZGET --getss BLKPBSZGET --getpbsz BLKIOMIN --getiomin get minimum I/O size BLKIOOPT --getioopt get optimal I/O size BLKALIGNOFF --getalignoff get alignment offset in bytes BLKSECTGET --getmaxsect get max sectors per request BLKBSZGET --getbsz get blocksize BLKBSZSET --setbsz <bytes> BLKGETSIZE --getsize BLKGETSIZE64 --getsize64 get size in bytes BLKRASET --setra <sectors> set readahead BLKRAGET --getra get readahead BLKFRASET --setfra set filesystem readahead BLKFRAGET --getfra get filesystem readahead BLKGETDISKSEQ --getdiskseq get disk sequence number BLKFLSBUF --flushbufs flush buffers BLKRRPART --rereadpt reread partition table %s %5ld %5d %5d %s %15lld %s
Try '%s --help' for more information.
%1$s [-v|-q] commands devices
%1$s --report [devices]
%1$s -h|-V
Call block device ioctls from the command line. --report print report for specified (or all) devices %-25s get size in 512-byte sectors
RO RA SSZ BSZ StartSec Size Device
failed to parse command argument get discard zeroes support status get logical block (sector) size get physical block (sector) size set blocksize on file descriptor opening the block device get 32-bit sector count (deprecated, use --getsz) @@ dB__sysfs_devname_to_devno ul_path_get_dirfd ; @ X P r` p @ h P P P P0 zR x & D $ 4 е FJ w ?9*3$" \ X t P $ 8# EJ
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