lock-free

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How to implement lock-free skip list

I need to implement a lock-free skip list. I tried to look for papers. Unfortunatly all I found was lock-free single linked lists (in 开发者_StackOverflowmany flavors). However how to implement lock-f[详细]

2023-01-11 06:02 分类：问答
Memory barriers vs. interlocked operations

I am trying to improve my understanding of memory barriers. Suppose we have a weak memory model and we adapt Dekker\'s algorithm. Is it possible to make it work correctly under the weak memory model b[详细]

2023-01-08 03:02 分类：问答
Understanding CLR 2.0 Memory Model

Joe Duffy, gives 6 rules that describe the CLR 2.0+ memory model (it\'s actual implementation, not any ECMA standard) I\'m writing down my attempt at figuring this out, mostly as a way of rubber ducki[详细]

2023-01-01 20:31 分类：问答
Is this usage of test_and_set thread safe?

I\'ve been thinking of how to implement a lock-free singly linked list. And to be honest, I don\'t see many bullet proof ways to do it. Even the more robust ways out there that use CAS end up having s[详细]

2022-12-31 05:58 分类：问答
Implicit Memory Barriers

let\'s say i have variables A, B and C that two threads (T1, T2) share. i have the f开发者_Go百科ollowing code:[详细]

2022-12-30 07:16 分类：问答
Lock-Free Data Structures in C++ Compare and Swap Routine

In this paper: Lock-Free Data Structures (pdf) the following \"Compare and Swap\" fundamental is shown:[详细]

2022-12-28 04:28 分类：问答
Thread safe lockfree mutual ByteArray queue

A byte stream should be transferred and there is one producer thread and a consumer one. Speed of producer is 开发者_运维知识库higher than consumer most of the time, and I need enough buffered data fo[详细]

2022-12-26 02:35 分类：问答
atomic operation cost

What is the cost of the atomic operation (any of compare-and-swap or atomic add/decrement)? How much cycles does it consume? Will it pause other processors on SMP or NUMA, or will it block memory acce[详细]

2022-12-24 06:42 分类：问答
Lock-free multi-threading is for real threading experts

I was reading through a开发者_C百科n answer that Jon Skeet gave to a question and in it he mentioned this:[详细]

2022-12-24 03:20 分类：问答
Can competing atomic operations starve one another?

Imagine a program with two threads. They are running the following code (CAS refers to Compare and Swap):[详细]

2022-12-19 22:20 分类：问答