BLKPR(8)                     System Administration                    BLKPR(8)

NAME
       blkpr - run a persistent-reservations command on a device

SYNOPSIS
       blkpr [options] device

DESCRIPTION
       blkpr is used to run a persistent-reservations command on a device that
       supports the Persistent Reservations feature.

       The device argument is the pathname of the block device.

OPTIONS
       -c, --command command
           The command for managing 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.

AUTHORS
       zhenwei pi <pizhenwei@bytedance.com>

SEE ALSO
       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/>

REPORTING BUGS
       For bug reports, use the issue tracker
       <https://github.com/util-linux/util-linux/issues>.

AVAILABILITY
       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/>.

util-linux 2.41                   2025-03-29                          BLKPR(8)