C++ Concurrent in Action(英文版)书上(No.52-No.53)写的hierarchical_mutex函数,只适合结合std::lock_guard使用,直接使用如果不考虑顺序,可能会出现问题. 参看hierarchical_mutex类的代码: #include <mutex> class hierarchical_mutex { std::mutex internal_mutex; unsigned long const hierarchy_value; unsi
http://stackoverflow.com/questions/20516773/stdunique-lockstdmutex-or-stdlock-guardstdmutex The difference is that you can lock and unlock a std::unique_lock. std::lock_guard will be locked only once on construction and unlocked on destruction. So fo
Mutex对象是一个同步基元,可以用来做线程间的同步. 若多个线程需要共享一个资源,可以在这些线程中使用Mutex同步基元.当某一个线程占用Mutex对象时,其他也需要占用Mutex的线程将处于挂起状态. 示例代码: using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading; using System.Threading.Tasks; n
Who is blocking that Mutex? - Fun with WinDbg, CDB and KD 05 Aug 2006 By Ingo Rammer I'm currently toying with the idea of creating a small frontend to SOS.DLL (CDB/WinDbg) and KD. This frontend should simplify some production debugging tasks based o
When predicting over large vocabulary, softmax becomes one of the expensive computation part. There should be Simplification for this probability prediction process. Here comes the Hierarchical Softmax. Waiting for update......
一台Windows Server 2012的nsclient出现以下的错误,表示无法获得CPU信息 2016-08-08 10:31:33: e:..\..\..\..\trunk\modules\CheckSystem\PDHCollector.cpp:223: Failed to get CPU value: \238(_total)\6: Failed to get mutex :( 从而造成大量的报警,在本地执行nrpe,返回的结果如下. C:\Program Files\NSClien