Základní info
The Oracle Solaris DTrace for System Administrators course provides students with the ability to use DTrace to diagnose application and system problems. It moves participants from basic topics such as DTrace features and architecture to advanced topics such as using DTrace, creating D Scripts, finding system problems and troubleshooting using Debug DTrace scripts. In addition, included in this course are top 10 useful scripts with a few case studies. This course moves participants to the next level of troubleshooting using DTrace
Audience:
- Application Developers
- Data Center Manager
- System Administrator
- System Integrator
Objectives:
- Use DTrace to find the source of intermittent problems
- Use DTrace to look at the cause of performance problems
- Use DTrace to help debug applications
- Find System problems with DTrace
- Troubleshoot DTrace script problem
Topics:
Introduction
DTrace Fundamentals
- Describe the features of the Solaris Dynamic Tracing (DTrace) facility
- Describe the DTrace architecture
- D Programming Language
Using DTrace
- Use DTrace to obtain information about system calls
- Create D scripts that use arguments
- Describe the DTrace performance monitoring capabilities
- Examine performance problems using the vminfo provider
- Examine performance problems using the sysinfo provider
- Examine performance problems using the io provider
DTrace Toolkit
- Describe and use useful DTrace Toolkit scripts and one-liners
Finding System Problems with DTrace
- Use DTrace to access kernel variables
- Use DTrace to obtain information about read calls
- Use DTrace to perform anonymous tracing
- Use DTrace to perform speculative tracing
- Explain the privileges necessary to run DTrace operations
Troubleshooting DTrace Problems
- Describe how to lessen the performance impact of DTrace
- Describe how to use and tune DTrace buffers
- Debug DTrace scripts
