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Training AIX System Administration Part 2 - 5 days

Class overview :

Class goals :

• P-SERIES & AIX Overview
• The Object Data Manager
• Resolving Boot Problems
• System Initialisation
• Boot Problems
• Interpreting LED Codes
• Disk Management Theory
• Disk Management Procedures
• Alternative Mirroring And Stripping With RAID
• Disk Replacement Techniques
• Backing up the System Using mksysb
• Backup From A Split Mirror
• Error Log and Diagnostics
• Performance and Workload Management
• Understanding The Workload And Bottlenecks
• Advanced Security Features
• Auditing
• Access Control Lists
• The Trusted Computer Database

Content of AIX System Administration Part 2

Introduction to the RS6000 (PSERIES)

• Brief History
• Family History
• MCA and PCI Bus system Types
• Symmetrical Multiprocessors
• Scalable Power Parallel Systems

Object Data Manager

• ODM Components and Commands
• Object Classes
• Descriptor Information
• Objects
• Searching The ODM
• The ODM Database
• Data Base File Names
• ODM File Locations
• cfgmgr And The ODM
• The Predefined Database Files
• Predefined Devices
• Predefined Attributes
• Customised Devices
• Customised Attributes
• ODM Class Usage
• Additional Device Object Classes
• Predefined Connection
• Customised Dependency
• Customised Device Driver
• Customised Vital Product Data

System Initialisation

• System Startup And The Boot Process
• The Bootlist And BLV
• The Boot Logical Volume
• Repairing The BLV
• Using Bootlists
• Boot Problems
• Service Processors
• Accessing A System That Will Not Boot Normally
• Accessing A Volume Group And Starting A Shell
• Accessing A Volume Group Without Mounting Filesystems
• The LED Display
  • Interpreting Flashing LED Codes
  • Location Codes
  • Understanding SCSI Addressing
  • Maintaining Firmware Levels
• AIX Initialisation
  • The Three RC Boot Phases
  • More about the cfgmgr
  • Boot Problem Management

Disk Management

• Local Volume Manager Review
• AIX Disk Storage
• Physical Volume And LVM
• Volume Group Descriptor Areas
• Physical And Logical Storage
• Use Of Logical Volumes
• Mirroring
• Stripping
• Volume Group Limits
• Alternative Mirroring And Stripping With RAID
• LVM Data
• LVM Identifiers
• VGDA, VGSA And LVCB Control Blocks
• LVM and The ODM
• Physical Volumes And The ODM
• Volume Groups And The ODM
• Logical Volumes And The ODM
• LVM Problems In The ODM
• The rvgrecover Script
• VGDA And Quorum
• Forcing a Varyon
• Mirroring
• Disk Replacement Techniques
• Possible Errors After Disk Replacement
• Exporting And Importing Volume Groups

Backing up Your System

• Using mksysb
• Creating aSystem Backup
• mksysb Image Structure
• Verifying a mksysb Tape
• Preparing bosinst.data For Unattended Install
• Cloning
• Reducing a file System
• Alternate Disk Installation
• Installing a mksysb Image On Another Disk
• Cloning The Running rootvg To Another Disk
• Removing An Alternate Disk Installation
• Backing up Non-Root Volume Groups
• Using savevg
• Backup From a Split Mirror

Problem Solving Tools

• Error Log Facility
• Error Log Input Components
• Error Reporting From SMIT
• The errpt Command
• Sample Summary/Intermediate/Detailed Report Output
• Interpreting LVM Error Log Entries
• Error Log Maintenance
• Error Notification Facility
• Notification Methods
• The syslogd DAEMON
• Diagnostics
• The diag Command
• Working With diag
• AIX System Dumps

Performance and Workload Management

• Addressing the Problem
• Understanding The Workload And Bottlenecks
• Identifying CPU Intensive Tasks
• Identifying High Priority Processes
• Monitoring CPU Usage With sar
• Monitoring Memory Usage With vmstat
• Monitoring Disk i/o Using iostat
• The topas Command
• The tprof Command
• The svmon Command
• The filemon Command
• Workload Management
• The Performance Diagnostic Tool (PDT)
• PDT Configuration Menu
• PDT File Overview
• The PDT.thresholds File
• Monitoring Files, Directories And Host Availability

Advanced Security Features

• The Auditing Subsystem
• The Configuration Files
• The Object File
• The Event File
• The Config File
• Using Bin Mode
• Using Stream Mode
• The Audit Command
• Authentication and Access Controls
• Physical Security
• Path Problems
• Enhancing Login Security – Login Prompt
• Enhancing Login Security – Restricted Shell
• Customised Authentication Methods
• Two Key Authentication
• Access Control Lists
• ACL Keywords And Format
• The Trusted Computer Base
• The TCB Components
• Checking The TCB
• The sysch.cfg File
• The tcbck Command – Check Mode
• Marking Files As Trusted
• Trusted Communication Path
• Configuring Trusted Path Communications