V /etc/sysconfig/network změnit proměnou HOSTNAME a v /etc/hosts.
Tohle nestačí na permanentní změnu!
shell# hostname bflmpsvz
shell# hostnamectl set-hostname name
shell# yum clean metadata shell# yum clean all shell# yum update shell# yum install yum-plugin-security.noarch shell# yum updateinfo list --security --quiet shell# yum repolist
Dokončení transakce
shell# yum install yum-utils.noarch shell# yum-complete-transaction
Spadlá transakce - mazání duplicit
shell# package-cleanup --cleandupes
shell# wget http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm shell# rpm -ivh epel-release-6-8.noarch.rpm
http://www.pdflabs.com/docs/install-pdftk-on-redhat-or-centos/
shell# yum install glibcj shell# rpm -i pdftk-*.rpm
Sloučení PDF dokumentů
shell> pdftk file1.pdf file2.pdf cat output final.pdf
https://serversforhackers.com/video/automatic-security-updates-centos
shell# yum upgrade shell# yum --security upgrade shell# yum --security upgrade-minimal
... ... rsyslogd-3000: sd_journal_get_cursor() failed: 'Cannot assign requested address' ...
shell# rm -f /var/lib/rsyslog/imjournal.state shell# systemctl restart rsyslog.service shell# systemctl status rsyslog.service
shell# yum remove `rpm -q kernel | grep -v 'uname -r'`
shell# systemctl disable firewalld shell# yum install -y iptables-services shell# systemctl enable iptables
/etc/sysconfig/iptables