NAME
logger
—
make entries in the system
log
SYNOPSIS
logger |
[-is ] [-f
file] [-p
pri] [-t
tag] [message ...] |
DESCRIPTION
The logger
utility provides a shell
command interface to the
syslog(3) system log module.
The options are as follows:
-f
file- Log to the specified file.
-i
- Log the process ID of the logger process with each line.
-p
pri- Enter the message with the specified priority. The priority may be specified numerically or as a “facility.level” pair. For example, “-p local3.info” logs the message(s) as informational level in the local3 facility. The default is “user.notice”.
-s
- Log the message to standard error, as well as the system log.
-t
tag- Mark every line in the log with the specified tag.
- message
- Write the message to log; if not specified, and the
-f
flag is not provided, standard input is logged.
EXIT STATUS
The logger
utility exits 0 on
success, and >0 if an error occurs.
EXAMPLES
$ logger System rebooted $ logger -p local0.notice -t HOSTIDM -f /dev/idmc
SEE ALSO
STANDARDS
The logger
utility is compliant with the
IEEE Std 1003.1-2008 (“POSIX.1”)
specification.
The flags [-ifpst
] are extensions to that
specification.