BLKPR(8) BLKPR(8) blkpr - blkpr [] blkpr . . -c, --command The command for managing persistent reservations. Supported commands are: register, reserve, release, preempt, preempt-abort, clear, read-keys, and read-reservation. -k, --key , . -K, --oldkey - , . -f, --flag ignore-key. -t, --type write-exclusive, exclusive-access, write-exclusive-reg-only, exclusive-access-reg-only, write-exclusive-all-regs exclusive-access-all-regs. -h, --help . -V, --version . zhenwei pi sg_persist(8) Linux: iSCSI: NVMe-oF: blkpr util-linux, Linux . util-linux 2.42.3 2026-09-02 BLKPR(8)