最後更新: 2024-01-08
目錄
- Basic Usage
- Tag
- Standard Error
- facility.level
介紹
logger - Write message to a syslog
Basic Usage
Usage
logger "test msg"
Checking
tail /var/log/messages
... root[PID]: test msg
Tag
-t tag
logger -t mytag "test msg"
... mytag[PID]: test msg
Standard Error
功能: 同時 log 去兩個地方
-s echoing them to stderr also
i.e.
logger -s "test stderr"
stdout
<13>Jan 12 16:06:18 root: test stderr
/var/log/messages
Jan 12 16:06:18 rocky_mirror root[1026200]: test stderr
facility.level
Info: facility.severity
log 去某 facility.level
# Default: user.notice
-p local6.notice
Configure rsyslog
/etc/rsyslog.conf
local6.* -/var/log/myapps.log
service rsyslog reload