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vi /etc/ssh/sshd_config  # Subsystem     sftp    /usr/libexec/openssh/sftp-server Subsystem       sftp    /usr/libexec/openssh/sftp-server -l VERBOSE -f LOCAL3   vi /etc/rsyslog.conf  local3.*                                                /var/log/sftpd.log   systemctl restart rsyslog.service systemctl restart sshd.service  

dnf module list mariadb dnf module enable mariadb:10.7 dnf install mariadb-*    

vgdisplay old_name=fedora_fedora new_name=fedora vgrename -v $old_name $new_name; sed -i "s/\/${old_name}-/\/${new_name}-/g" /etc/fstab; sed -i "s/\([/=]\)${old_name}\([-/]\)/\1${new_name}\2/g" /boot/grub2/grub.cfg; dracut -f -v /boot/initramfs-$(uname -r).img $(uname -r); systemctl reboot -f;  

dmidecode -t system dmidecode -t bio dmidecode -t processor dmidecode -t memory lshw -class disk lshw -class network lshw -class bus  

# systemctl status mariadb   × mariadb.service - MariaDB 10.5.16 database server      Loaded: loaded (/usr/lib/systemd/system/mariadb.service; enabled; vendor preset: disabled)     Drop-In: /etc/systemd/system/mariadb.service.d              └─migrated-from-my.cnf-settings.conf      Active: failed (Result: exit-code) since ......; 28s ago        Docs: man:mariadbd(8)              https://mariadb.com/kb/en/library/systemd/   […]

vi /etc/named.conf filter-aaaa-on-v4 yes;   named-checkconf /etc/named.conf   vi /etc/sysconfig/named OPTIONS="-4"   systemctl restart named-chroot systemctl status named-chroot

yum install -y lm_sensors sensors-detect sensors watch sensors\