Linux journald相关

[root@compute-2 ~]# cat /etc/os-release 
NAME="CentOS Linux"
VERSION="7 (Core)"
ID="centos"
ID_LIKE="rhel fedora"
VERSION_ID="7"
PRETTY_NAME="CentOS Linux 7 (Core)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:centos:centos:7"
HOME_URL="https://www.centos.org/"
BUG_REPORT_URL="https://bugs.centos.org/"

CENTOS_MANTISBT_PROJECT="CentOS-7"
CENTOS_MANTISBT_PROJECT_VERSION="7"
REDHAT_SUPPORT_PRODUCT="centos"
REDHAT_SUPPORT_PRODUCT_VERSION="7"

[root@compute-2 ~]# cat /etc/redhat-release 
CentOS Linux release 7.6.1810 (Core)

默认保存到 /run/log 下面

对于某些场景的日志记录不足以满足需求

mkdir /var/log/journal

等一会日志就会迁移到/var/log/journal下面了

不需要重启services

commands

journalctl --list-boots

journalctl -b *********

journalctl -b ********* -n ***

journalctl -u ****

To Be Continued

how to cancel it ? wdnmd