LOGGER(1) - General Commands Manual #
LOGGER(1) - General Commands Manual
NAME #
logger - make entries in the system log
SYNOPSIS #
logger [-cis] [-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:
-c
If unable to pass the message to syslogd(8), attempt to write the message to the console.
-f file
Read from 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 [-cfipst] are extensions to that specification.
OpenBSD 7.5 - June 17, 2019