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Oracle Linux Administration Course Content

IntroductionOracle Linux IntroductionOracle Linux 7 InstallingOracle Linux 7 Boot ProcessSystem ConfigurationPackage ManagementKspliceAutomate TasksKernel Module ConfigurationUser & Group AdministrationPartitions, File Systems & Swap


Implementing the XFS FileSystemImplementing the Btrfs FileSystemStorage AdministrationNetwork ConfigurationFile SharingOpenSSH ServiceSecurity AdministrationOracle on OracleSystem MonitoringSystem LoggingTroubleshooting

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Introduction• Virtualization• Course environment Elements• Course structure


• Development of Linux Kernel• Model of Linux kernel development• Linux distributions• Oracle's commitment to the success of Linux• Oracle's technical contribution to the Linux community• Oracle's Unbreakable Enterprise Kernel

Oracle Linux Introduction


• Obtaining Oracle Linux 7• Oracle Software Delivery Cloud• Anaconda installer• Installation steps• First boot tool

Oracle Linux 7 Installing


• Oracle Linux 7 boot process• GRUB 2 bootloader• kernel boot parameters• systemd system & service manager• systemd service units• The systemctl utility• systemd target units

Oracle Linux 7 Boot Process


• Configure the system date time• Use the Network Time Protocol• Configuring NTP by using Chrony• System configuration files• Proc filesystem• Sysfs filesystem• Sysctl utility

System Configuration


• Introduction to Oracle Linux package management• The rpm utility• Oracle Public Yum server• Yum configuration• The yum utility• Oracle Unbreakable Linux Network• ULN channels• Switching from RHN to ULN

Package Management


• Introduction to Ksplice• How Ksplice work• Ksplice implementation• Ksplice package on ULN• Using Ksplice Uptrack• Ksplice Uptrack command summary• Ksplice Offline Client

Ksplice


• Automating the system tasks• Configuring cron jobs• Other cron directories and files• The crontab utility• Configure the anacron jobs• The at & batch utilities

Automate Tasks


• Loadable Kernel Modules• Using the lsmod utility• Using the modinfo utility• Loading & unloading kernel modules• Using the modprobe utility• The insmod, depmod & rmmod utilities• ASM Cluster File System (ACFS) & ASM Dynamic Volume Manager (ADVM) drivers• Kernel module parameter

Kernel Module Configuration


• User & group configuration files• Adding a user account• Modifying & deleting user accounts• Group account administration• User Private Group• Password configuration• User Manager Tools• su & sudo commands

User & Group Administration


• Disk Partitions• Partition Table Manipulation Utilities• Types of File System• Making Ext File Systems• Mounting File Systems• The /etc/fstab File• Swap Space

Partitions, File Systems & Swap


• Introduction of XFS• Creating an XFS File System• Xfs_growfs utility• Xfs_admin utility• Enabling disk quotas• The Xfs_quota utility• Backing up & restoring XFS File Systems• XFS File Systems Maintenance

Implementing the XFS File System


• Btrfs Introduction• Creating a Btrfs File System• The btrfs utility• Btrfs Subvolumes & Snapshots• Mounting a Subvolume or Snapshot• Btrfs File Systems Maintenance• Converting Ext File Systems to Btrfs

Implementing the Btrfs File System


• Logical Volume Manager• Physical Volume Utilities• Volume Group Utilities• Logical Volume Utilities• Backing up & restoring volume group metadata• LVM Thin Provisioning• The snapper utility• Configuring RAID devices

Storage Administration


• Network interface file naming• Network configuration file• Starting the Network Service• The ethtool utility• NetworkManager• The nmcli utility• The ip utility

Network Configuration


• NFS server configuration• The /etc/exports file• Starting the NFS service• The exportfs utility• NFS client configuration• Automounting filesystems• vsftpd configuration options

File Sharing


• Open SSH configuration• Using Open SSH utilities• The ssh, scp, & sftp utilities• Using the ssh keygen utility• Connecting to a remote system without supplying a password• Using ssh-agents• Using ssh-add

Open SSH Service


• The chroot utility• Implementing a chroot jail• Packet filtering firewalls• The firewalld service• The firewall config utility• The firewall cmd utility• The iptables service• TCP wrapper

Security Administration


• Oracle software user & group accounts• System resource tuning & network tuning• Linux shared memory kernel parameter• Semaphores kernel parameter• File handles & Asynchronous IO kernel parameter• Oracle related shell limits• Configure the HugePages• Oracle ASM

Oracle on Oracle


• Sosreport utility• The iostat, mpstat, vmstat, sar, top, iotop, strace, netstat & tcpdump utility• Wireshark GUI & tshark CLI• OSWatcher Black Box• OSWatcher Analyzer• Enterprise the Manager Ops Center• Spacewalk

System Monitoring


• System Logging Introduction• rsyslog configuration• Facility/Priority based filter• rsyslog Actions & Templates• Configure the logrotate• Use logwatch• Introduction to journald• The journalctl utility

System Logging


• Two phased approach to troubleshooting• Operating system log• The dmesg utility• Troubleshooting resource• Causes of Problem• Boot problem• NFS problem

Troubleshooting


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