Pertenece a Topic 108: Essential System Services

• Weight: 4
• Description: Candidates should be able to configure rsyslog. This objective also includes configuring the logging daemon to send log output to a central log server or accept log output as a central log server. Use of the systemd journal subsystem is covered. Also, awareness of syslog and syslog-ng as alternative logging systems is included.
• Key Knowledge Areas:
  • Basic configuration of rsyslog.
  • Understanding of standard facilities, priorities and actions.
  • Query the systemd journal.
  • Filter systemd journal data by criteria such as date, service or priority.
  • Configure persistent systemd journal storage and journal size.
  • Delete old systemd journal data.
  • Retrieve systemd journal data from a rescue system or file system copy.
  • Understand interaction of rsyslog with systemd-journald.
  • Configuration of logrotate.
  • Awareness of syslog and syslog-ng.
• The following is a partial list of the used files, terms and utilities:
  • /etc/rsyslog.conf
  • /var/log/
  • logger
  • logrotate
  • /etc/logrotate.conf
  • /etc/logrotate.d/
  • journalctl
  • systemd-cat
  • /etc/systemd/journald.conf
  • /var/log/journal/