Aws vcpu how many threads. xlarge instance type has two CPU cores and two threads per core by default How come x 8? According to the AWS documentation Each vCPU is a thread of a CPU core, except for T2 instances and instances powered by AWS Graviton2 processors. Each thread that runs on your instance is known as a virtual CPU (vCPU). The instance state must be Stopped before you can make this change. Each thread is represented as a virtual CPU (vCPU) on the instance. Many EC2 instance types support simultaneous multithreading (SMT), allowing multiple threads to run concurrently on a single CPU core. For example, an m5. . To calculate the number of threads: Determine the number of vCPUs allocated to your instance. This varies by instance type. Many Amazon EC2 instances support simultaneous multithreading (SMT), which enables multiple threads to run concurrently on a single CPU core. Oct 10, 2023 ยท 2 CPUs (dual socket) Intel (R) Xeon (R) Platinum 8488C CPUs Each CPU has 48 cores / 96 threads (AWS vCPUs) A total of 96 cores / 192 vCPU available in the instance Runs the same CPU for m7i and c7i instances (and likely r7i when released) Comparing the c7i to the m7i, we can see the only difference is the memory allocated to the instance. An instance has a default number of CPU cores, which varies according to instance type. Im using a t4g instance and aws ec2 describe-instances reports back as:- CpuOptions: CoreCount: 2 ThreadsPerCore: 1 So CoreCount*ThreadsPerCore=Total Thread Count??? Just curious. Learn about the supported CPU core and thread configurations for Amazon EC2 instance types. Each thread is represented as a virtual CPU (vCPU). You can change the number of vCPUs that run for an existing instance in the Amazon EC2 console, AWS CLI, API, or SDKs. vcsp rgoa loytg ugudgvem tzt mcjl jjmukku kubvb aypgl azkvxjh