IBM i Performance Tuning - II: Advanced Analysis and Capacity Tuning (OL66G)
The IBM i Performance Tuning - II: Advanced Analysis and Capacity Tuning (OL66G) course equips IBM i system administrators and performance analysts with advanced skills to diagnose bottlenecks and optimize system efficiency on Power Systems. Targeting professionals managing mission-critical IBM i environments, it addresses the growing demand for performance optimization, with IBM reporting over 150,000 Power Systems in active production use requiring expert tuning.
This IBM-authorized course prepares learners for the IBM Certified Specialist – IBM i 7.2 System Administration credential, enhancing career advancement in enterprise IT roles. Koenig Solutions provides official vendor-authorized courseware and Guaranteed-to-Run scheduling, ensuring reliable access to expert-led training for mastering performance data analysis and capacity planning with tools like Performance Data Investigator.
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Course Overview
IBM i Performance Tuning - II: Advanced Analysis and Capacity Tuning (OL66G) is an intermediate-level course by IBM designed for system administrators, performance analysts, and IT support specialists responsible for managing IBM i systems on Power Systems. While no specific certification exam is directly tied to OL66G, the course prepares professionals for advanced performance management and capacity planning tasks critical in enterprise environments. It targets roles such as IBM i System Administrator, Performance Analyst, and Technical Support Specialist, serving individuals at IBM clients, Business Partners, and service organizations. With over 150,000 IBM i systems deployed globally in industries ranging from finance to manufacturing, expertise in performance tuning remains in high demand for maintaining optimal system efficiency and uptime.
The course extensively covers key IBM technologies including the Performance Data Investigator (PDI), IBM Systems Workload Estimator (WLE), Collection Services, Job Watcher, and Disk Watcher, all accessed through the IBM Navigator for i web console. Students engage in hands-on lab exercises using real performance data to analyze system bottlenecks, configure monitoring tools, and interpret reports. In guided labs, learners configure and analyze data from Collection Services and Disk Watcher, perform run-time (run/wait) analysis, and use PDI to investigate QAPMSYSTEM and QAPMDISK data files. A key real-world scenario involves using PDI in conjunction with WLE to estimate performance requirements and plan capacity upgrades based on collected workload data, simulating actual enterprise planning tasks.
Completing IBM i Performance Tuning - II: Advanced Analysis and Capacity Tuning (OL66G) enhances a professional’s ability to optimize system performance and plan for future capacity needs, skills recognized through IBM’s official training badge for OL66G. Certified IBM i professionals report average salary increases of 15–20%, with senior roles commanding salaries exceeding $120,000 annually. Koenig Solutions supports this learning with Guaranteed-to-Run scheduling and access to official IBM courseware, ensuring uninterrupted training delivery. Graduates gain the expertise to lead performance optimization initiatives, directly contributing to improved system reliability and career advancement in enterprise IT infrastructure roles.
What You'll Learn
Skills You'll Gain
Prerequisites
- IBM i Performance Tuning - I: Performance Tools and Basic Tuning (OL23G) or equivalent experience is recommended to prepare for this advanced course.
- A solid working knowledge of IBM i work management and core tuning concepts will help you grasp complex analysis techniques.
- Experience with IBM performance tools such as IBM Workload Estimator is essential for effective capacity analysis.
- Familiarity with IBM Query for i5/OS or WebQuery for i enhances your ability to interpret performance data.
- Understanding IBM Power Systems architecture and logical partitions (LPARs) is crucial for advanced capacity tuning.
- Hands-on experience in capacity planning and analyzing performance data on IBM i ensures you can apply course concepts immediately.
What's Included in Your Training
Every enrollment comes packed with resources to maximise your learning and exam success
Exam Preparation Materials
Practice Test Questions (200+)
Certificate of Completion
Post-Training Support (30 days)
Session Recording Access
Free Rescheduling (7+ days notice)
Career Outcomes
of OL66G certified professionals report career advancement within 6 months
Salary Impact
Average salary increase reported after obtaining the OL66G certification
*Source: Glassdoor / LinkedIn 2025
Job Roles
- IBM i Performance Analyst
- System Performance Engineer
- Capacity Planning Specialist
- IBM i Systems Architect
- Senior IBM i Administrator
- Performance Tuning Consultant
Companies Hiring
and 5,000+ organizations worldwide seeking OL66G certified professionals
Course Student Reviews
Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.
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“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
-
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified
-
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified
-
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
Frequently Asked Questions
Everything you need to know about the OL66G training course
Is the certification exam included in the IBM i Performance Tuning - II: Advanced Analysis and Capacity Tuning (OL66G) course, and what is the exam fee?
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