How to check CPU cores?

You can check the number of CPU cores on your system using various commands depending on your operating system. Here are some common methods:

On Linux

1. Using lscpu command:

   lscpu
   

2. Using /proc/cpuinfo:

   grep -c ^processor /proc/cpuinfo
   

3. Using nproc:

   nproc
   

On macOS

1. Using sysctl:

   sysctl -n hw.physicalcpu
   

On Windows

1. Using Command Prompt:

   echo %NUMBER_OF_PROCESSORS%
   

2. Using PowerShell:

   Get-WmiObject -Class Win32_ComputerSystem | Select-Object NumberOfLogicalProcessors
   

These commands will provide you with the number of CPU cores available on your system.