yum -y update
yum -y install policycoreutils-gui
yum -y install cyrus-sasl cyrus-sasl-md5 cyrus-sasl-plain
yum -y install postfix
yum -y install dovecot mysql perl-DBI
yum -y install bind bind-chroot
yum -y install yum-priorities

yum -y install epel-release
yum -y --enablerepo=epel install xrdp

firewall-cmd --add-port=3389/tcp --permanent
firewall-cmd --reload
firewall-cmd --list-ports

restorecon -R -v /etc

# yum install audit setools setroubleshoot setroubleshoot-server policycoreutils-python-utils
# systemctl start auditd

$ curl -sS https://downloads.mariadb.com/MariaDB/mariadb_repo_setup | bash
# yum install MariaDB-server
-------------------------------
/etc/my.cnf.d/server.cnf の [mariadb] セクション
[mariadb]
character-set-server  = utf8mb4
collation-server      = utf8mb4_general_ci

[client]
default-character-set=utf8mb4
------------------------------
# systemctl enable mariadb
# systemctl start mariadb

# mariadb-secure-installation

# useradd -s /sbin/nologin tomcat

# semanage fcontext -a -t httpd_sys_content_t /mnt/www/

# cp -ip /etc/postfix/main.cf /etc/postfix/main.cf.org

# yum -y install gparted パーティション操作ツール (#システムツールに現れる)

# openssl dhparam -out /etc/ssl/dhparam.pem 2048

システムディレクトリーを英語表示にする
$ LANG=C xdg-user-dirs-gtk-update

# mariadb -u root -p < mysqldump_all.20230607

+auto.master
/-	/etc/auto.direct --timeout 240
/mnt  /etc/auto.home --timeout 60

sudo apt-get install packagekit-gtk3-module
sudo apt-get install libcanberra-gtk-module

$ locate libcanberra-gtk-module.so

/usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so

export GTK_PATH=/usr/lib/x86_64-linux-gnu/gtk-2.0

sudo apt install ./zulu17.44.15-ca-fx-jdk17.0.8-linux_amd64.deb
sudo apt --fix-broken install

java: /usr/bin/java /usr/share/java /opt/zulu17.44.15-ca-fx-jdk17.0.8-linux_x64/bin/java /usr/share/man/man1/java.1

https://www.cyberithub.com/solved-failed-to-load-module-canberra-gtk-module/
solved-failed-to-load-module-canberra-gtk-module