📄 blockdev
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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
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