• Algorithms & Data structures in C++& GO ( Lock Free Queue)


    https://github.com/xtaci/algorithms

    //已实现 ( Implemented ):
    
    Array shuffle	https://github.com/xtaci/algorithms/blob/master/include/shuffle.h
    Prime test(trial division)	https://github.com/xtaci/algorithms/blob/master/include/prime.h
    Prime test(Miller-Rabin's method)	https://github.com/xtaci/algorithms/blob/master/include/prime.h
    2D Array	https://github.com/xtaci/algorithms/blob/master/include/2darray.h
    Arbitrary Integer	https://github.com/xtaci/algorithms/blob/master/include/integer.h
    Linear congruential generator	https://github.com/xtaci/algorithms/blob/master/include/random.h
    Maximum subarray problem	https://github.com/xtaci/algorithms/blob/master/include/max_subarray.h
    Bit-Set	https://github.com/xtaci/algorithms/blob/master/include/bitset.h
    Queue	https://github.com/xtaci/algorithms/blob/master/include/queue.h
    Stack	https://github.com/xtaci/algorithms/blob/master/include/stack.h
    Binary Heap	https://github.com/xtaci/algorithms/blob/master/include/heap.h
    Fibonacci Heap	https://github.com/xtaci/algorithms/blob/master/include/fib-heap.h
    Priority Queue (list based)	https://github.com/xtaci/algorithms/blob/master/include/priority_queue.h
    Bubble sort	https://github.com/xtaci/algorithms/blob/master/include/bubble_sort.h
    Selection sort	https://github.com/xtaci/algorithms/blob/master/include/selection_sort.h
    Insertion sort	https://github.com/xtaci/algorithms/blob/master/include/insertion_sort.h
    Shell sort	https://github.com/xtaci/algorithms/blob/master/include/shell_sort.h
    Radix sort	https://github.com/xtaci/algorithms/blob/master/include/radix_sort.h
    Quicksort	https://github.com/xtaci/algorithms/blob/master/include/quick_sort.h
    Merge sort	https://github.com/xtaci/algorithms/blob/master/include/merge_sort.h
    Double linked list	https://github.com/xtaci/algorithms/blob/master/include/double_linked_list.h
    Skip list	https://github.com/xtaci/algorithms/blob/master/include/skiplist.h
    Largest common sequence	https://github.com/xtaci/algorithms/blob/master/include/lcs.h
    Binary search tree	https://github.com/xtaci/algorithms/blob/master/include/binary_search_tree.h
    AVL tree	https://github.com/xtaci/algorithms/blob/master/include/avl.h
    Dynamic order statistics	https://github.com/xtaci/algorithms/blob/master/include/dos_tree.h
    Red-black tree	https://github.com/xtaci/algorithms/blob/master/include/rbtree.h
    Interval tree	https://github.com/xtaci/algorithms/blob/master/include/interval_tree.h
    Prefix Tree(Trie)	https://github.com/xtaci/algorithms/blob/master/include/trie.h
    Suffix Tree	https://github.com/xtaci/algorithms/blob/master/include/suffix_tree.h
    B-Tree	https://github.com/xtaci/algorithms/blob/master/include/btree.h
    Suffix Array	https://github.com/xtaci/algorithms/blob/master/include/suffix_array.h
    Hash by multiplication	https://github.com/xtaci/algorithms/blob/master/include/hash_multi.h
    Hash table	https://github.com/xtaci/algorithms/blob/master/include/hash_table.h
    Universal hash function	https://github.com/xtaci/algorithms/blob/master/include/universal_hash.h
    Perfect hash	https://github.com/xtaci/algorithms/blob/master/include/perfect_hash.h
    Java's string hash	https://github.com/xtaci/algorithms/blob/master/include/hash_string.h
    FNV-1a string hash	https://github.com/xtaci/algorithms/blob/master/include/hash_string.h
    SimHash	https://github.com/xtaci/algorithms/blob/master/include/simhash.h
    Bloom Filter	https://github.com/xtaci/algorithms/blob/master/include/bloom_filter.h
    SHA-1 Message Digest Algorithm	https://github.com/xtaci/algorithms/blob/master/include/sha1.h
    MD5	https://github.com/xtaci/algorithms/blob/master/include/md5.h
    Base64	https://github.com/xtaci/algorithms/blob/master/include/base64.h
    Strongly Connected Components(SCC)	https://github.com/xtaci/algorithms/blob/master/include/scc.h
    Prim's minimum spanning tree	https://github.com/xtaci/algorithms/blob/master/include/prim_mst.h
    Kruskal MST	https://github.com/xtaci/algorithms/blob/master/include/kruskal_mst.h
    Breadth First Search	https://github.com/xtaci/algorithms/blob/master/include/graph_search.h
    Depth First Search	https://github.com/xtaci/algorithms/blob/master/include/graph_search.h
    Dijkstra's algorithm	https://github.com/xtaci/algorithms/blob/master/include/dijkstra.h
    Bellman-Ford algorithm	https://github.com/xtaci/algorithms/blob/master/include/bellman_ford.h
    Edmonds-Karp Maximal Flow	https://github.com/xtaci/algorithms/blob/master/include/edmonds_karp.h
    Push–Relabel algorithm	https://github.com/xtaci/algorithms/blob/master/include/relabel_to_front.h
    Huffman Coding	https://github.com/xtaci/algorithms/blob/master/include/huffman.h
    Word segementation	https://github.com/xtaci/algorithms/blob/master/include/word_seg.h
    A* algorithm	https://github.com/xtaci/algorithms/blob/master/include/astar.h
    K-Means	https://github.com/xtaci/algorithms/blob/master/include/k-means.h
    Knuth–Morris–Pratt algorithm	https://github.com/xtaci/algorithms/blob/master/include/kmp.h
    Disjoint-Set	https://github.com/xtaci/algorithms/blob/master/include/disjoint-set.h
    8-Queue Problem	https://github.com/xtaci/algorithms/blob/master/include/8queen.h
    Palindrome	https://github.com/xtaci/algorithms/blob/master/include/palindrome.h
    LCA using Binary Lifting	https://github.com/xtaci/algorithms/blob/master/include/LCA.h
    
    

    go-queue

    前一久看到一篇文章美团高性能队列——Disruptor,时候自己琢磨了一下;经过反复修改,实现了一个相似的无锁队列EsQueue,该无锁队列相对Disruptor,而言少了队列数量属性quantity的CAP操作,因此性能杠杠的,在测试环境:windows10,Core(TM) i5-3320M CPU 2.6G, 8G 内存,go1.8.3,下性能达到1460-1600万之间。现在把代码发布出来,请同行验证一下,代码如下:
    
    注:请注意本方法已经通过 go test -race, 无警告。
    go1.8.3 amd64, Grp:   1, Times:   10000000, miss:     0, use:   573.9109ms,     57ns/op
    go1.8.3 amd64, Grp:   2, Times:   20000000, miss:     0, use:   1.1548186s,     57ns/op
    go1.8.3 amd64, Grp:   3, Times:   30000000, miss:     0, use:   1.6787567s,     55ns/op
    go1.8.3 amd64, Grp:   4, Times:   40000000, miss:     0, use:   2.2651588s,     56ns/op
    go1.8.3 amd64, Grp:   5, Times:   50000000, miss:     0, use:   2.8762257s,     57ns/op
    go1.8.3 amd64, Grp:   6, Times:   60000000, miss:     0, use:   3.4914045s,     58ns/op
    go1.8.3 amd64, Grp:   7, Times:   70000000, miss:     0, use:   4.0040473s,     57ns/op
    go1.8.3 amd64, Grp:   8, Times:   80000000, miss:     0, use:   4.5712089s,     57ns/op
    go1.8.3 amd64, Grp:   9, Times:   90000000, miss:     0, use:      5.1765s,     57ns/op
    go1.8.3 amd64, Grp:  10, Times:   10000000, miss:     0, use:    586.914ms,     58ns/op
    go1.8.3 amd64, Grp:  11, Times:   11000000, miss:     0, use:   644.4879ms,     58ns/op
    go1.8.3 amd64, Grp:  12, Times:   12000000, miss:     0, use:   694.4974ms,     57ns/op
    go1.8.3 amd64, Grp:  13, Times:   13000000, miss:     0, use:   745.5212ms,     57ns/op
    go1.8.3 amd64, Grp:  14, Times:   14000000, miss:     0, use:   822.6344ms,     58ns/op
    go1.8.3 amd64, Grp:  15, Times:   15000000, miss:     0, use:   868.4927ms,     57ns/op
    go1.8.3 amd64, Grp:  16, Times:   16000000, miss:     0, use:   943.6699ms,     58ns/op
    go1.8.3 amd64, Grp: Sum, Times:  541000000, miss:     0, use:  31.0982489s,     57ns/op
    

    awesome-lockfree

    Libraries

    Boost.Lockfree - Boost lock-free data structures.
    ConcurrencyKit - Concurrency primitives.
    Folly - Facebook Open-source Library (has good implementation of MPMC queue).
    Junction - Concurrent data structures in C++.
    MPMCQueue - A bounded multi-producer multi-consumer lock-free queue written in C++11.
    SPSCQueue - A bounded single-producer single-consumer wait-free and lock-free queue written in C++11.
    Seqlock - Implementation of Seqlock in C++.
    Userspace RCU - liburcu is a userspace RCU (read-copy-update) library.
    libcds - A C++ library of Concurrent Data Structures.

    Websites

    1024cores - Dmitry Vyukov's website on lock-free programming.
    LMAX Disruptor
    Wikipedia: Non-blocking algorithm
    Wikipedia: Read-copy-update
    Wikipedia: Seqlock

    Blogs

    Concurrency Freaks - A web site dedicated to Concurrent algorithms and patterns.
    Dan Luu - Lots of info on modern computer architecture.
    Locking in Webkit
    Mechanical Sympathy
    Paul E. McKenney
    Preshing on Programming
    Sutter's Mill - Herb Sutter on software development.

    Books

    Paul E. McKenney. Is Parallel Programming Hard, And, If So, What Can You Do About It?

    Papers

    A Tutorial Introduction to the ARM and POWER Relaxed Memory Models
    Paul E. McKenney. Memory Barriers: a Hardware View for Software Hackers.
    Simple, Fast, and Practical Non-Blocking and Blocking Concurrent Queue Algorithms - The Michael - Scott Queue
    Ulrich Drepper. What Every Programmer Should Know About Memory
    x86-TSO: A Rigorous and Usable Programmer’s Model for x86 Multiprocessors

    Talks

    CppCon 2014: Herb Sutter "Lock-Free Programming (or, Juggling Razor Blades), Part I"
    CppCon 2014: Herb Sutter "Lock-Free Programming (or, Juggling Razor Blades), Part II"
    CppCon 2015: Fedor Pikus PART 1 “Live Lock-Free or Deadlock (Practical Lock-free Programming)"
    CppCon 2015: Fedor Pikus PART 2 "Live Lock-Free or Deadlock (Practical Lock-free Programming)"
    CppCon 2015: Michael Wong “C++11/14/17 atomics and memory model..."
    CppCon 2015: Paul E. McKenney “C++ Atomics..."
    CppCon 2014: Tony Van Eerd "Lock-free by Example"
    CppCon 2016: Fedor Pikus "The Speed of Concurrency: is lock-free faster?"
    CppCon 2016: Hans Boehm “Using weakly ordered C++ atomics correctly"
    C++ and Beyond 2012: Herb Sutter - atomic<> Weapons, 1 of 2
    C++ and Beyond 2012: Herb Sutter - atomic<> Weapons, 2 of 2
    "Aeron: Open-source high-performance messaging" by Martin Thompson
    Adventures with Concurrent Programming in Java: A Quest for Predictable Latency - Martin Thompson
    Understanding the Disruptor, a Beginner's Guide to Hardcore Concurrency -Trisha Gee & Mike Barker

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  • 原文地址:https://www.cnblogs.com/scotth/p/7887636.html
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