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BLOCKDEV
!!!BLOCKDEV
NAME
SYNOPSIS
DESCRIPTION
OPTIONS
COMMANDS
----
!!NAME


blockdev - call block device ioctls from the command line
!!SYNOPSIS


__blockdev__ [[''options''] ''commands
devices''
!!DESCRIPTION


The utility __blockdev__ allows one to call block device
ioctls from the command line.
!!OPTIONS


__-V__


Print version and exit.


__-q__


Be quiet.


__-v__


Be verbose.
!!COMMANDS


__--setro__


Set read-only.


__--setrw__


Set read-write.


__--getro__


Get read-only. Print 1 if the device is read-only, 0
otherwise.


__--getss__


Print sectorsize in bytes - usually 512.


__--getsize__


Print device capacity (in 512-byte sectors).


__--setra__ ''N''


Set readahead to ''N'' 512-byte sectors.


__--getra__


Print readahead (in 512-byte sectors).


__--flushbufs__


Flush buffers.


__--rereadpt__


Reread partition table.
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Last edited on Monday, June 3, 2002 6:56:34 pm by "perry"

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