Quick overview of MariaDB on RHEL.
Part 4: System Optimization /proc file systems The /proc and /sys sudo file systems, and how these file systems are used by the Linux kernel to keep current status information.
The blessing and the curse that is SELinux. Stop turning it off. Get the right tools yum install setroubleshoot-server selinux-policy-devel Checking the current mode getenforce Edit /etc/sysconfig/selinux to
Notes for RHEL 7 DNS
RHEL notes on file sharing
See all of the guides. Part 7: Working with Apache and MariaDB ApacheBasicsInstall a basic Apache web server. yum groups install -y "Basic Web Server" vim /etc/httpd/conf/httpd.
See all of the guides. Part 6 Firewall Firewalling: netfilter runs at the kernel level iptables Complete configurationsfirewall-cmd Easy command line that writes to iptablesZone A zone is an indication
See all of the guides. Part 5: Advanced Networking Networking BasicsDevices use biosdevname (enp3s0f0) User ip link to view interfaces nmcli is your friend. nmcli tab tab will show you
Quick overview of system performance and monitoring tools.
See all of the guides. Part 2: Storage iSCSI BasicsTargets provide access to the storage backend. The backend could be: Physical disksPartitionsLogical VolumesFilesServers connect to the targets using the iSCSI
See all of the guides. Part 1: Authentication. LDAP and KerberosConfiguring external authentication to LDAP. Read below for FreeIPANeed to know - authconfig Authconfig manages the configuration of many authentication
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