hyperthreading

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Linux find out Hyper-threaded core id

I spe开发者_StackOverflow中文版nt this morning trying to find out how to determine which processor id is the hyper-threaded core, but without luck.[详细]

2023-04-02 08:28 分类：问答
Hyperthreading performance and game servers

I have a hard time finding some hard facts about it, and I can\'t really run any benchmarks myself, so I figured I\'d ask here:[详细]

2023-03-28 04:39 分类：问答
Visual Studio 2010, Maximum Concurrent C++ Compilations for Hyper-Threaded Processors

I am trying to optimise the compilation time of a large VC++ project. My processor is a Core i7 950 (4 Cores, 8 Threads since it supports Intel Hyper开发者_开发知识库-Threading Technology).[详细]

2023-03-13 05:53 分类：问答
Is hyperthreading working?

I\'m running some fairly processor-intensive stuf开发者_开发技巧f on my PC, and notice my CPU usage looks pretty odd. My PC is a quad-core i7-870, which supposedly has eight virtual cores.[详细]

2023-03-12 11:17 分类：问答
Hyper-threading... made my renderer 10 times slower

Executive summary: How can one specify in his code that OpenMP should only use threads for the REAL cores, i.e. not count the hyper-threading ones?[详细]

2023-02-07 05:40 分类：问答
Testing on a single-core PC with hyperthreading

If a multithreaded program runs safe on a single-core CPU with hyperthreading, will it also run safe on a dual-core CPU with hyperthreading? Concerning thread-safety etc.[详细]

2023-01-28 03:08 分类：问答
Turning off Hyper-Threading in 6-core Intel Xeon

We got a 12-core MacPro to do some Monte Carlo calculations. Its Intel Xeon processors have Hyper-Threading (HT) enabled, so in fact there should be 24 processes running in parallel to make them fully[详细]

2023-01-18 11:02 分类：问答
Threads vs Cores

Say if I have a processor like this which says # cores = 4, # threads = 4 开发者_如何学运维and without Hyper-threading support.[详细]

2023-01-07 00:52 分类：问答
FP-intensive hyperthreading performance on latest Xeons

We have recently purchased a dual Intel X5650 workstation to run a floating-point intensive simulation, under Ubuntu 10.04.[详细]

2023-01-05 22:19 分类：问答
CPU ordering in Linux (with hyper threading)

I\'m curious what the CPU ordering is in Linux.Say I bind a thread to cpu0 and another to cpu1 on a hyperthreaded system, are they both going to be on th开发者_StackOverflowe same physical core.Given[详细]

2023-01-02 21:33 分类：问答