- 환경
CentOS 7 / RHEL 7 - 내용
/var/log/message 로그에 다음 메시지 생성.session_start_scope() 의 함수로 출력되는 로그으로 시스템 문제로 인한 로그는 아니라고 한다.
Nov 3 19:00:01 localhost systemd: Created slice User Slice of root.
Nov 3 19:00:01 localhost systemd: Starting User Slice of root.
Nov 3 19:00:01 localhost systemd: Started Session 711 of user root.
Nov 3 19:00:01 localhost systemd: Starting Session 711 of user root.
Nov 3 19:00:01 localhost systemd: Removed slice User Slice of root.
Nov 3 19:00:01 localhost systemd: Stopping User Slice of root.
Nov 3 19:01:01 localhost systemd: Created slice User Slice of root.
Nov 3 19:01:01 localhost systemd: Starting User Slice of root.
Nov 3 19:01:01 localhost systemd: Started Session 712 of user root.
Nov 3 19:01:01 localhost systemd: Starting Session 712 of user root.
Nov 3 19:01:01 localhost systemd: Removed slice User Slice of root.
Nov 3 19:01:01 localhost systemd: Stopping User Slice of root.
Nov 3 19:10:01 localhost systemd: Created slice User Slice of root.
- 해결
- rsyslog 삭제 필터 사용
] echo 'if $programname == "systemd" and ($msg contains "Starting Session" or $msg contains "Started Session" or $msg contains "Created slice" or $msg contains "Starting user-" or $msg contains "Starting User Slice of" or $msg contains "Removed session" or $msg contains "Removed slice User Slice of" or $msg contains "Stopping User Slice of") then stop' >/etc/rsyslog.d/ignore-systemd-session-slice.conf ] systemctl restart rsyslog
- systemd log level 조정
- 명령을 통한 즉시 적용
] systemd-analyze set-log-level notice
- systemd 설정 파일 수정 및 재 실행을 통한 영구 적용
# 설정파일 수정 ] vi /etc/systemd/system.conf ... [Manager] #LogLevel=info LogLevel=notice ...
# Reexecute systemd manager ] systemctl daemon-reexec
or
# Reload systemd manager configuration ] systemctl daemon-reload
- 명령을 통한 즉시 적용
- rsyslog 삭제 필터 사용
참고 : redhat customer portal , Doug’s Blog , RnDiT