blkpr − run persistent reservations command on a device
blkpr [options] device
blkpr is used to run persistent reservations command on device that supports Persistent Reservations feature.
The device argument is the pathname of the block device.
−c, −−command command
The command of persistent reservations, supported commands are register, reserve, release, preempt, preempt−abort, and clear.
−k, −−key key
The key the command should operate on.
−K, −−oldkey oldkey
The old key the command should operate on.
−f, −−flag flag
Supported flag is ignore−key.
−t, −−type type
Supported types are write−exclusive, exclusive−access, write−exclusive−reg−only, exclusive−access−reg−only, write−exclusive−all−regs, and exclusive−access−all−regs.
−V, −−version
Display version information and exit.
−h, −−help
Display help text and exit.
zhenwei pi <[email protected]>
sg_persist(8)
Linux documentation at: <https://docs.kernel.org/block/pr.html> iSCSI specification at: <https://datatracker.ietf.org/doc/html/rfc3720> NVMe−oF specification at: <https://nvmexpress.org/nvme−over−fabrics−part−two/>
For bug reports, use the issue tracker at <https://github.com/util−linux/util−linux/issues>.
The blkpr command is part of the util−linux package which can be downloaded from Linux Kernel Archive <https://www.kernel.org/pub/linux/utils/util−linux/>.