Hyperthreading can only create two threads? [closed]

It’s difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 9 years ago. HyperThreading can only create two cores/threads ? More … Read more

Maria Performance Tuning: HyperThreading is great for marketing, lousy for performance [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 2 years ago. Improve this question I’m looking into optimizing my database server and this is what I read in Maria’s official documentation here. How true … Read more

Multi-CPU server with CPUs of differing core counts

Is it possible to have a multi-CPU server where the CPUs do not necessarily have the same number of core counts? For example, a group of 4 at dual core and a group of four at quad core? This question is independent of any OS. EDIT David answered that this is possible. So I’d like … Read more

Understanding Intel HTT

System 1: Notebook Detect the installed CPU: $ cat /proc/cpuinfo | grep “model name” | head -1 model name : Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz The data sheet says: no. of Cores 2 no. of Threads 4 Detect Cores and Threads: $ sudo dmidecode -t processor | grep -E ‘(Core Count|Thread Count)’ Core Count: … Read more

Identical Processor – Live Migration Error

I have production problem thats why Im asking for fast help :/ Environment 2 new HyperV Host with Windows 2016 in Failover Cluster Both with CPU: Intel® Xeon® Silver 4116 Processor 2.10 Ghz Live migration VM started on node 1 to node 2 success with back migration. Live migration VM started on node 2 to … Read more

Is it possible to have a partial hyperthreading with a Linux System?

I have a server with 2*14 cores with Hyperthreading enabled. This means I have (2*14*2=28*2) 56 vCPUs. [root@supervision1 /]# dmidecode -t 4 | egrep ‘Socket Designation|Count’ Socket Designation: SOCKET 0 Core Count: 14 Thread Count: 28 Socket Designation: SOCKET 1 Core Count: 14 Thread Count: 28 [root@supervision1 /]# lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit … Read more

What are the performance implications of Hyper-threading for single Nehalem+ CPU? [duplicate]

This question already has answers here: Can you help me with my capacity planning? (3 answers) Closed 7 years ago. I am choosing between two models of servers, the major difference between them being the the availability of Hyper-Threading. Servers in question are SYS-E32-1 and SYS-E32-3 from So you Start (an OVH brand) and use … Read more