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Concurrency Freaks

concurrencyfreaks.blogspot.com

2025

Concurrency is Coordination and Sharingoriginal ↗
21 Jan 2025
Can Transactions and Coroutines co-exist?original ↗
17 Jan 2025

2023

Why is Snapshot Isolation not enough?original ↗
5 Dec 2023

2019

OneFile and wait-free balanced treesoriginal ↗
5 May 2019
OneFile and Tail Latencyoriginal ↗
22 Apr 2019
OneFile - The world's first wait-free Software Transactional Memoryoriginal ↗
15 Apr 2019

2018

Why do we need to flush persistent memory?original ↗
20 Feb 2018
The difference between a Universal Construct and a Software Transactional Memoryoriginal ↗
19 Feb 2018
Can't protect a pointer without a store-load fenceoriginal ↗
8 Feb 2018
Optimization to Michael-Scott Persistent Lock-Free Queueoriginal ↗
27 Jan 2018
A Lock-Free Persistent Queueoriginal ↗
24 Jan 2018

2017

Software Transactional Memory is Simpleoriginal ↗
20 Dec 2017
Maged Michael on Non-Blocking Synchronization and Memory Managementoriginal ↗
5 Dec 2017
Is Parallel Programming still hard?original ↗
9 Oct 2017
Dawn of the Universal Constructsoriginal ↗
6 Sept 2017
Why is memory reclamation so important?original ↗
30 Aug 2017
Lock-Free Memory Reclamation by Erez Petrankoriginal ↗
16 Aug 2017
What do blockchains and wait-free universal constructs have in common?original ↗
10 Aug 2017
URCUs with Maged-Harris Lock-Free Linked Listsoriginal ↗
2 Aug 2017
What is Eventual Consistency ?original ↗
17 Jul 2017
Left-Right and C-RW-WP with Flat Combiningoriginal ↗
10 Jul 2017
Good ideas may be hard to recognize, but they re-surface many timesoriginal ↗
3 Jul 2017
Hazard Eras source codeoriginal ↗
21 Jun 2017
Battle of the Userspace RCUs: GraceVersion and TwoPhase versus BulletProof and Memory Barrieroriginal ↗
17 May 2017
Two posters at PPoPP 2016original ↗
17 Feb 2017
Cliff Click - A JVM Does That ???original ↗
7 Feb 2017
Nitsan Wakart on Lock-Free Queuesoriginal ↗
2 Feb 2017
DoubleLink - A Low-Overhead Lock-Free Queueoriginal ↗
13 Jan 2017
LCRQ in C++ with Hazard Pointersoriginal ↗
7 Jan 2017
Sim Queue in Java (part 2/2)original ↗
4 Jan 2017

2016

Sim Queue in Java (part 1/2)original ↗
24 Dec 2016
A C++ implementation of Kogan-Petrank wait-free queue with memory reclamationoriginal ↗
17 Dec 2016
Two-Phase Grace Sharing Userspace RCUoriginal ↗
11 Dec 2016
LCRQ and FAAArrayQueue are not good for all scenariosoriginal ↗
3 Dec 2016
FAAArrayQueue - MPMC lock-free queue (part 4 of 4)original ↗
27 Nov 2016
LazyIndexArrayQueue - MPMC lock-free queue (part 3 of 4)original ↗
23 Nov 2016
Log2ArrayQueue - MPMC lock-free queue (part 2 of 4)original ↗
19 Nov 2016
LinearArrayQueue - MPMC lock-free queue (part 1 of 4)original ↗
16 Nov 2016
The Encapsulator Queue (part 3)original ↗
14 Nov 2016
The Encapsulator Queue (part 2)original ↗
8 Nov 2016
The Encapsulator Queue - A wait-free/lock-free queue for GC languagesoriginal ↗
2 Nov 2016
Are Hazard Pointers Lock-Free or Wait-Free ?original ↗
27 Oct 2016
CRTurn Queue - The first MPMC memory-unbounded wait-free queue with memory reclamationoriginal ↗
18 Oct 2016
Dope! I should have thought of that!original ↗
14 Oct 2016
Self-linking and Latency + Life of a Twitter jvm engineeroriginal ↗
7 Oct 2016
Wait-free Bounded vs Wait-free Unboundedoriginal ↗
30 Sept 2016
URCU ReadersVersion in C++original ↗
22 Sept 2016
A simple Userspace RCU in Javaoriginal ↗
14 Sept 2016
What Happens When 4096 Cores All Do synchronize_rcu_expedited()?original ↗
7 Sept 2016
RCU Theory and Practiceoriginal ↗
2 Sept 2016
Hazard Pointers vs RCUoriginal ↗
27 Aug 2016
Userspace RCU in GlusterDoriginal ↗
19 Aug 2016
Concurrency talks at CppCon 2016original ↗
12 Aug 2016
Throughput vs Latency and Lock-Free vs Wait-Freeoriginal ↗
6 Aug 2016
Cliff Click on VM Design Choicesoriginal ↗
30 Jul 2016
The Dangers of Optimistic Concurrencyoriginal ↗
22 Jul 2016
Angelika Langer at GOTO 2014original ↗
18 Jul 2016
John Cairns Presents - Smashing Atomicsoriginal ↗
11 Jul 2016
Martin Kleppmann on “Sequential Consistency versus Linearizability”original ↗
5 Jul 2016
Michael Wong - The Landscape of Parallelismoriginal ↗
28 Jun 2016
Understanding Concurrency - a whiteboard session with Nuri Halprinoriginal ↗
15 Jun 2016

2015

The importance of Sequential Consistencyoriginal ↗
27 Nov 2015
Interviews for Channel9original ↗
22 Nov 2015
Left-Right Brief Announcementoriginal ↗
14 Nov 2015
A good resource for programming with atomicsoriginal ↗
8 Nov 2015
Atomics and the Memory Model in C++1xoriginal ↗
2 Nov 2015
The Triple-Blocking problem in Actor Modelsoriginal ↗
31 May 2015
The quest for the perfect load/store lock (part 2)original ↗
23 May 2015
The quest for the perfect load/store lock (part 1)original ↗
16 May 2015
Tidex white paperoriginal ↗
11 Mar 2015
Left-Right and the (broken) peer-review systemoriginal ↗
10 Feb 2015
Presentation on Scalable Concurrent Data Structuresoriginal ↗
6 Feb 2015
Presentation on RCUoriginal ↗
1 Feb 2015
Maurice Herlihy keynote at ICALP 2014original ↗
28 Jan 2015
Scalable Reader-Writer Lock in C++1xoriginal ↗
25 Jan 2015
Resettable Linearizable Monotonic Statistical Counteroriginal ↗
21 Jan 2015
Benchmarks for Ticket Lock AWN in C11original ↗
18 Jan 2015
Ticket Lock AWN - Spins on Both variantoriginal ↗
14 Jan 2015
Ticket Lock AWN - Negative Egress variantoriginal ↗
11 Jan 2015
Ticket Lock AWN - Ends on Egress variantoriginal ↗
7 Jan 2015
Ticket Lock - Array of Waiting Nodes (AWN)original ↗
3 Jan 2015

2014

Tidex Mutex - No Pthread_Self variantoriginal ↗
31 Dec 2014
Tidex Mutex in C11original ↗
28 Dec 2014
Tidex Mutexoriginal ↗
24 Dec 2014
Left-Right Distributed Counters No Version variantoriginal ↗
20 Dec 2014
Left-Right Atomic Long No Version variantoriginal ↗
17 Dec 2014
Left-Right GT variantoriginal ↗
22 Nov 2014
A Catalog of Read Indicatorsoriginal ↗
18 Nov 2014
Linked Lists: Locking, Lock-Free, and Beyondoriginal ↗
15 Nov 2014
Harris with RTTI and AtomicMarkableReferenceoriginal ↗
12 Nov 2014
Relaxed atomics, out-of-thin-air results, and ConcurrentLinkedQueueRelaxedoriginal ↗
9 Nov 2014
Improved ConcurrentLinkedQueue for PowerPC (and ARM?)original ↗
5 Nov 2014
Doug Lea at SPLASH on Parallel Programmingoriginal ↗
2 Nov 2014
Relaxed Atomics Linked List on PowerPCoriginal ↗
30 Oct 2014
How Ubisoft develops games for Multicore at CppConoriginal ↗
26 Oct 2014
The line between Research and Engineeringoriginal ↗
23 Oct 2014
Tony Van Eerd on "Lock-Free by Example"original ↗
19 Oct 2014
Concurrency Track of Eurosys 2014original ↗
12 Oct 2014
Linked Lists with wait-free reads in C++ (LRLinkedList and LRLinkedListSingle)original ↗
1 Oct 2014
The two sides of Wait-Free Population Obliviousoriginal ↗
23 Sept 2014
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