LOGGER(1) BSD General Commands Manual LOGGER(1)NAMElogger — make entries in the system log
SYNOPSISlogger [-is] [-f file] [-p pri] [-t tag] [message ...]
Logger provides a shell command interface to the syslog(3) system log
-i Log the process id of the logger process with each line.
-s Log the message to standard error, as well as the system log.
-f file Log the specified file.
-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.''
-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.
The logger utility exits 0 on success, and >0 if an error occurs.
EXAMPLESlogger System rebooted
logger-p local0.notice -t HOSTIDM -f /dev/idmc
SEE ALSOsyslog(3), syslogd(8)STANDARDS
The logger command is expected to be IEEE Std 1003.2 (“POSIX.2”) compati‐
4.3 Berkeley Distribution June 6, 1993 4.3 Berkeley Distribution