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ZGENHOSTID(8) System Manager's Manual ZGENHOSTID(8) NAME zgenhostid -- generate host ID into /etc/hostid SYNOPSIS zgenhostid [-f] [-o filename] [hostid] DESCRIPTION Creates /etc/hostid file and stores the host ID in it. If hostid was provided, validate and store that value. Otherwise, randomly generate an ID. OPTIONS -h Display a summary of the command-line options. -f Allow output overwrite. -o filename Write to filename instead of the default /etc/hostid. hostid Specifies the value to be placed in /etc/hostid. It should be a number with a value between 1 and 2^32-1. If 0, generate a random ID. This value must be unique among your systems. It must be an 8-digit-long hexadecimal num- ber, optionally prefixed by "0x". FILES /etc/hostid EXAMPLES Generate a random hostid and store it # zgenhostid Record the libc-generated hostid in /etc/hostid # zgenhostid "$(hostid)" Record a custom hostid (0xdeadbeef) in /etc/hostid # zgenhostid deadbeef Record a custom hostid (0x01234567) in /tmp/hostid and overwrite the file if it exists # zgenhostid -f -o /tmp/hostid 0x01234567 SEE ALSO genhostid(1), hostid(1), sethostid(3), spl(4) HISTORY zgenhostid emulates the genhostid(1) utility and is provided for use on systems which do not include the utility or do not provide the sethostid(3) function. FreeBSD Ports 14.quarterly May 26, 2021 ZGENHOSTID(8)
NAME | SYNOPSIS | DESCRIPTION | OPTIONS | FILES | EXAMPLES | SEE ALSO | HISTORY
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