Determine vCPU pCPU mapping relationship.

Products

• VMware vSphere ESXi

Issue/Introduction

This article introduce how to identify which pCPU core a vCPU is allocated to.

Resolution

1. Open a SSH session to ESXi.
2. Execute command.

   sched-stats -t cpu  | grep vcpu

3. From the column "name", the VM name and vCPU number will be found. The corresponding pCPU number is at "cpu" column.

Example: