Oracle® Solaris 11.2 Dynamic Tracing Guide

Oracle^® Solaris 11.2 Dynamic Tracing Guide

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Updated: July 2014

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Oracle^® Solaris 11.2 Dynamic Tracing Guide

July 2014

Describes how to use DTrace. It also describes the DTrace providers in detail.

Document Information
Using This Documentation
- Product Documentation Library
- Access to Oracle Support
- Feedback
1 About DTrace
- Getting Started
- Providers and Probes
2 D Programming Language
- D Program Structure
- Compilation and Instrumentation
- Variables and Arithmetic Expressions
- Predicates
- Output Formatting
- Arrays
- External Symbols and Types
- Types, Operators, and Expressions
- Variables
- Pointers and Arrays
- Strings
- Structs and Unions
- Type and Constant Definitions
3 Aggregations
- Aggregating Functions
- Aggregations
- Printing Aggregations
- Data Normalization
- Clearing Aggregations
- Sorting Aggregations
- Truncating Aggregations
- Minimizing Drops
4 Actions and Subroutines
- Actions
- Default Action
- Data Recording Actions
- Destructive Actions
  - Process Destructive Actions
  - Kernel Destructive Actions
- Special Actions
  - Speculative Actions
  - exit
- Subroutines
5 Buffers and Buffering
- Principal Buffers
- Principal Buffer Policies
- Other Buffers
- Buffer Sizes
- Buffer Resizing Policy
6 Output Formatting
- printf
- printa
- trace Default Format
7 Speculative Tracing
- Speculation Interfaces
- Creating a Speculation
- Using a Speculation
- Committing a Speculation
- Discarding a Speculation
- Speculation Example
- Speculation Options and Tuning
8 dtrace(1M) Utility
- Description
- Options
- Operands
- Exit Status
9 Scripting
- Interpreter Files
- Macro Variables
- Macro Arguments
- Target Process ID
10 Options and Tunables
- Consumer Options
- Modifying Options
11 Providers
- dtrace Provider
- lockstat Provider
- profile Provider
- cpc Provider
- fbt Provider
- syscall Provider
- sdt Provider
- mib Provider
- fpuinfo Provider
- pid Provider
- plockstat Provider
- fasttrap Provider
  - Probes
  - Stability
- sysinfo Provider
- vminfo Provider
- proc Provider
- sched Provider
- io Provider
- Protocols
12 User Process Tracing
- copyin and copyinstr Subroutines
  - Avoiding Errors
- Eliminating dtrace(1M) Interference
- syscall Provider
- ustack Action
- uregs[] Array
- pid Provider
  - User Function Boundary Tracing
  - Tracing Arbitrary Instructions
13 Statically Defined Tracing for User Applications
- Choosing the Probe Points
- Adding Probes to an Application
14 Security
- Privileges
- Privileged Use of DTrace
- dtrace_proc Privilege
- dtrace_user Privilege
- dtrace_kernel Privilege
- Super User Privileges
15 Anonymous Tracing
- Anonymous Enablings
- Claiming Anonymous State
- Anonymous Tracing Examples
16 Postmortem Tracing
- Displaying DTrace Consumers
- Displaying Trace Data
17 Performance Considerations
- Limit Enabled Probes
- Use Aggregations
- Use Cacheable Predicates
18 Stability
- Stability Levels
- Dependency Classes
- Interface Attributes
- USDT Interfaces
- Stability Computations and Reports
- Stability Enforcement
19 Translators
- Translator Declarations
- Translate Operator
- Process Model Translators
- Stable Translations
20 Versioning
- Versions and Releases
- Versioning Options
- Provider Versioning
Index

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