Linux_命令

systemctl | grep running | wc -l

cut -d: -f1 /etc/passwd | sort

df -h

free -g

uptime

netstat -ant -anu

uname -a

cat /etc/redhat-release

lsb_release -a

cat /var/log/messages

cat /var/log/secure

cat /var/log/audit

cat /etc/passwd