blkpr(8) — Linux manual page

BLKPR(8)                  System Administration                  BLKPR(8)

NAME         top

       blkpr - run a persistent-reservations command on a device

SYNOPSIS         top

       blkpr [options] device

DESCRIPTION         top

       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         top

       -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.

       -h, --help
           Display help text and exit.

       -V, --version
           Display version and exit.

AUTHORS         top

       zhenwei pi <pizhenwei@bytedance.com>

SEE ALSO         top

       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         top

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

AVAILABILITY         top

       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/>. This page is
       part of the util-linux (a random collection of Linux utilities)
       project. Information about the project can be found at 
       ⟨https://www.kernel.org/pub/linux/utils/util-linux/⟩. If you have a
       bug report for this manual page, send it to
       util-linux@vger.kernel.org. This page was obtained from the
       project's upstream Git repository
       ⟨git://git.kernel.org/pub/scm/utils/util-linux/util-linux.git⟩ on
       2025-08-11. (At that time, the date of the most recent commit that
       was found in the repository was 2025-08-05.) If you discover any
       rendering problems in this HTML version of the page, or you
       believe there is a better or more up-to-date source for the page,
       or you have corrections or improvements to the information in this
       COLOPHON (which is not part of the original manual page), send a
       mail to man-pages@man7.org

util-linux 2.42-start-521-ec46  2025-08-09                       BLKPR(8)

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