Intel® oneAPI Threading Building Blocks Developer Guide and API Reference

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ID 772616
Date 4/28/2026
Public
Document Table of Contents
Document Table of Contents x
Intel(R) oneAPI Threading Building Blocks (oneTBB) Developer Guide and API Reference
Intel(R) oneAPI Threading Building Blocks (oneTBB) Developer Guide and API Reference x
Getting Help and Support Notational Conventions Introduction oneTBB Benefits oneTBB Developer Guide oneTBB API Reference Notices and Disclaimers
oneTBB Developer Guide x
Package Contents Parallelizing Simple Loops Parallelizing Complex Loops Parallelizing Data Flow and Dependence Graphs Work Isolation Exceptions and Cancellation Containers Mutual Exclusion Timing Memory Allocation The Task Scheduler Design Patterns Migrating from Threading Building Blocks (TBB) Constrained APIs Appendix A Costs of Time Slicing Appendix B Mixing With Other Threading Packages References
Package Contents x
Debug Versus Release Libraries Scalable Memory Allocator Windows* Linux*
Parallelizing Simple Loops x
Initializing and Terminating the Library parallel_reduce Advanced Topic: Other Kinds of Iteration Spaces Initializing and Terminating the Library parallel_for parallel_reduce Advanced Example Advanced Topic: Other Kinds of Iteration Spaces
parallel_reduce x
Advanced Example Use of r-Values for Reduction
parallel_for x
Lambda Expressions Automatic Chunking Partitioner Summary Lambda Expressions Automatic Chunking Controlling Chunking Bandwidth and Cache Affinity Partitioner Summary
parallel_reduce x
Advanced Example Use of r-Values for Reduction
Parallelizing Complex Loops x
Cook Until Done: parallel_for_each Working on the Assembly Line: parallel_pipeline Summary of Loops and Pipelines
Working on the Assembly Line: parallel_pipeline x
Using Circular Buffers Throughput of pipeline Non-Linear Pipelines
Parallelizing Data Flow and Dependence Graphs x
Parallelizing Data Flow and Dependency Graphs Basic Flow Graph Concepts Graph Application Categories Predefined Node Types Flow Graph Tips and Tricks Estimating Flow Graph Performance Class Template Argument Deduction for Flow Graph Nodes
Basic Flow Graph Concepts x
Flow Graph Basics: Graph Object Flow Graph Basics: Nodes Flow Graph Basics: Edges Flow Graph Basics: Mapping Nodes to Tasks Flow Graph Basics: Message Passing Protocol Flow Graph Basics: Single-push vs. Broadcast-push Flow Graph Basics: Buffering and Forwarding Flow Graph Basics: Reservation
Graph Application Categories x
Data Flow Graph Dependence Graph
Flow Graph Tips and Tricks x
Flow Graph Tips for Waiting for and Destroying a Flow Graph Flow Graph Tips on Making Edges Flow Graph Tips on Nested Parallelism Flow Graph Tips for Limiting Resource Consumption Flow Graph Tips for Exception Handling and Cancellation
Flow Graph Tips for Waiting for and Destroying a Flow Graph x
Always Use wait_for_all() Avoid Dynamic Node Removal Destroying Graphs That Run Outside the Main Thread
Flow Graph Tips on Making Edges x
Use make_edge and remove_edge Sending to One or Multiple Successors Communication Between Graphs Using input_node Avoiding Data Races
Flow Graph Tips on Nested Parallelism x
Use Nested Algorithms to Increase Scalability Use Nested Flow Graphs
Flow Graph Tips for Limiting Resource Consumption x
Using limiter_node Use Concurrency Limits Create a Token-Based System Attach Flow Graph to an Arbitrary Task Arena
Attach Flow Graph to an Arbitrary Task Arena x
Guiding Task Scheduler Execution Work Isolation
Flow Graph Tips for Exception Handling and Cancellation x
Catching Exceptions Inside the Node that Throws the Exception Cancel a Graph Explicitly Use graph::reset() to Reset a Canceled Graph Canceling Nested Parallelism
Exceptions and Cancellation x
Cancellation Without An Exception Cancellation and Nested Parallelism
Containers x
concurrent_hash_map concurrent_vector Concurrent Queue Classes Summary of Containers
concurrent_hash_map x
More on HashCompare
Concurrent Queue Classes x
Iterating Over a Concurrent Queue for Debugging When Not to Use Queues
Mutual Exclusion x
Mutex Flavors Reader Writer Mutexes Upgrade/Downgrade Lock Pathologies
Memory Allocation x
Which Dynamic Libraries to Use Configuring the Memory Allocator Automatically Replacing malloc and Other C/C++ Functions for Dynamic Memory Allocation
Automatically Replacing malloc and Other C/C++ Functions for Dynamic Memory Allocation x
Windows* OS C/C++ Dynamic Memory Interface Replacement Linux* OS C/C++ Dynamic Memory Interface Replacement
The Task Scheduler x
Task-Based Programming When Task-Based Programming Is Inappropriate How Task Scheduler Works Task Scheduler Bypass Guiding Task Scheduler Execution
Design Patterns x
Agglomeration Elementwise Odd-Even Communication Wavefront Reduction Divide and Conquer GUI Thread Non-Preemptive Priorities Lazy Initialization Local Serializer Fenced Data Transfer Reference Counting General References
Migrating from Threading Building Blocks (TBB) x
Migrating from tbb::task_scheduler_init Migrating from low-level task API Mixing two runtimes
oneTBB API Reference x
Feature-test Macros TBB_malloc_replacement_log Function Custom Assertion Handler Type-specified message keys for join_node Scalable Memory Pools Helper Functions for Expressing Graphs concurrent_lru_cache task_group extensions The customizing mutex type for concurrent_hash_map Waiting for Single Messages in Flow Graph parallel_phase Interface for Task Arena Resource Limiting in the Flow Graph Core Type Selector for Task Arena Constraints
Scalable Memory Pools x
memory_pool fixed_pool memory_pool_allocator
Helper Functions for Expressing Graphs x
Constructors for Flow Graph nodes follows and precedes function templates make_node_set function template make_edges function template
task_group extensions x
Task Bypass Support for task_group task_completion_handle Class task_group Dynamic Dependencies Waiting for Individual Tasks in task_group
Resource Limiting in the Flow Graph x
ResourceLimitedNodeBody Named Requirement resource_limiter Class resource_limited_node Class
Intel(R) oneAPI Threading Building Blocks (oneTBB) Developer Guide and API Reference

ResourceLimitedNodeBody Named Requirement

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