Part A - Multithreading & Thread Synchronization - Pthreads | Watch

Course content

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Getting Started with Multi-Threading (0/12)

Agenda and Prerequisites
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What is a Thread?
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Join Telegram Group
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Code Access for this Course
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Hello World Ex - Part 1
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Hello World Ex - Part 2
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Race Condition on Thread Creation
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Thread Termination
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main( ) thread termination
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Resource Sharing
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Thread Stack Memory Mgmt
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Thread Scheduling
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Concurrency Vs Parallelism (Theory Section) (0/12)

Understanding Concurrency (Analogy)
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Understanding Parallelism (Analogy)
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Understanding Singularism (Analogy)
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Analogy <--> Multithreading World (Mapping)
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Multithreading Environment
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Why do we need Concurrency ?
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Concurrent Process Design - Example 1
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Concurrent Process Design - Example 2
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Why Threads are called Light Weighted Processes ?
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Overlapping and Non-Overlapping Work
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Conclusion and Non - Overlapping Work
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Probable Interview Questions
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Joinable and Detached Threads (0/7)

Joinable Threads
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Detached Threads
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Joinable Threads in Action
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Whom to Join ?
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Implementing Map-Reduce Algorithm - Problem Statement
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When to Create Joinable/Detached Thread ?
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Practice Assignment
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Inter Thread Communication (0/4)

Inter Thread Communication
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Transfer of Computation
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Transfer of Computation - Example
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Opening Gates to Publisher Subscriber Model
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Let us go Vacations ! yaay ! (0/0)

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Notification Chains (0/14)

Notification Chains - Introduction
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NFC - Pictorial Representation
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NFC - Data Structure
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NFC Implementation
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Assignment - NFC Some Enhancement
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Real World - Problem Statement On NFC - Publisher ... Model
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Setting up a Data Source
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Setting up The Publisher
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Setting up the Subscriber
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Subscription and Notification
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Mandatory Assignment
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Implementing Subscription
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Implementing Notification
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Final Demo !
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Thread Cancellation - Asynchronous (0/9)

Why Thread Cancellation ?
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Understanding Thread Cancellation - Asynchronous Mode
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Asynchronous Cancellation - Code Changes
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Thread Resource Leaking Problem
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Data Structure Corruption - Invariants
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Thread Cancellation Causing Deadlocks
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Handling Resource Leaking on Thread Cancellation
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Code Changes and Demo
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Cleanup handlers Usage
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Thread Cancellation - Deferred (0/2)

Understanding Deferred Cancellation
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Deferred Cancellation Implementation
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Listener Threads (0/6)

Listener Threads - Responsibility Delegation
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Preparation of Implementation
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Network APIs and Demo
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Multi - Listener Application Implementation
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Listener Thread - Quick Code Walk
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Assignment - Let's Add on
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Thread Synchronization - Getting Started (0/11)

Thread Synchronization
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Critical Section
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Mutexes
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How Mutex Works ?
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Mutex Rules
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Mutex Locking - Code Locking
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Mutex Locking - Data Locking
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Mutex Posix APIs
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Mutexes in Action - Problem Statement
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Mutexes in Action - Deploying Mutual Exclusion
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Assignment on Mutexes & CS
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Deadlocks (0/3)

Deadlocks
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Four Necessary Conditions for Deadlocks
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Mutex Lock Ordering Causing Deadlocks
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Condition Variables (0/17)

Getting Started with CV
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Understanding Condition Variables
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Condition Variables Vs Mutex
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Using Condition Variables - Wait & Signal
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Assignment - Condition Variables
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Producer Consumer Threads Synchronization
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What is Spurious Wake Up ?
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Spurious Wake Up - Producer Consumer Threads Synch... ation
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Assignment Questions
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Understanding Pseudocodes through Real World Analogy
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Thread specific Vs Resource Specific CV
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Broadcasting a CV
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Lab Time - Implement Producer Consumer
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Question Program Setup
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Producer Consumer - Solution Implementation Step b... Step
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Assignment - Test your Understanding
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Avoid Spurious Wake with Multiple Conditions
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Dining Philosopher Problem (0/8)

Problem Statement Explanation
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Data Structure Setup
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Assignment Program Setup
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Solution - RoadMap
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Solution Part 1 : Implementing philosopher_fn( )
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Solution Part 2 : Implementing philosopher_release... ns( )
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Solution Part 3 : Implementing philosopher_get_acc... ns( )
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Solution Part 4 : Test and Conclude
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Thread Barriers (0/6)

Thread Barriers Introduction
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Thread Barrier Functioning
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Thread Barrier Data Structures
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Thread Barrier APIs
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Threw Barrier Wait () Implementation
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Thread Barrier Demo
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Spin Locks (0/1)

Spin Locks
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Semaphores (0/6)

Introduction & Analogy
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Semaphore Vs Mutex
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Semaphore APIs and Working Example
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Semaphore - Hello World Example
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Strict Alternation Problem
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Semaphore based Simple Problems
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Semaphores - Internal Implementation (0/6)

Semaphores Internal Implementation
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Understanding Semaphore Counter Variable
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Semaphore Implementation
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Types of Semaphores
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Strong and Weak Semaphores
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Assignment - Questions on Semaphores
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Recursive Mutexes/Locks (0/6)

What is Recursive Mutex ?
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Practical Scenario of Using Reclusive Locks
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Assignment - Rec Mutex Internal Implementation
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Recursive Mutex - Data Structure Definition
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rec_mutex_lock() API Implementation
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rec_mutex_unlock() API Implementation
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Red-Write Locks (0/11)

What in this Section ?
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Understanding Read/Write Locks
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POSIX APIs
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Demo Example Program
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RW Lock Self Implementation - Begin
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Custom RW LOCK Data Structure
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Read Lock API Implementation
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Write Lock API Implementation
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RW lock Unlock API Implementation
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Assignment - Read / Write Locks
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Validating our RW lock Implementation
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Implement Thread Safe Highly Concurrent CRUD Operations (0/16)

CRUD Operations - Introduction
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Performance Aspects with Wider Locks
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CRUD Goals
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Tools We need to Implement Thread Safe and Highly ... tions
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Understanding Reference Counting
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Reference Count APIs
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Ref Count Usage Examples
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CRUD : Locking Rules
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CRUD : Algorithm for READ & UPDATE ( WRITE ) Operation
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Setting Up Demo Example Project
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CRUD : Algorithm for READ & UPDATE Operation - Imp... ation
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CRUD : Algorithm for CREATE Operation
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CRUD : Algorithm for DELETE Operation
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CRUD Examples Discussions
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Final Demo - Crud_algo.c
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What about Deadlocks ? Can it Happen in our CRUD s... ion ?
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Appendix A : Glue Based Linked List (0/10)

Introduction
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GLThread Definition
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Pictorial Difference
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Structure Field Offset
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Node Insertion
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Iteration
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Node Removal
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Code Walk - Demo
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Traditional Linked List Problems
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GLThread Benefits
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Description
Discussion