How do I find CPU and memory information in Linux?

How do I check my CPU and memory on Linux?

vmstat Command to Report Virtual Memory Statistics. The vmstat command is a useful tool that reports virtual memory statistics. vmstat provides general information about processes, memory, paging, block IO, traps, and CPU activity.

How do I find CPU in Linux?

You can use one of the following command to find the number of physical CPU cores including all cores on Linux:

  1. lscpu command.
  2. cat /proc/cpuinfo.
  3. top or htop command.
  4. nproc command.
  5. hwinfo command.
  6. dmidecode -t processor command.
  7. getconf _NPROCESSORS_ONLN command.

How do I check memory on Linux?


  1. Open the command line.
  2. Type the following command: grep MemTotal /proc/meminfo.
  3. You should see something similar to the following as output: MemTotal: 4194304 kB.
  4. This is your total available memory.

How do I find CPU and memory information?

Press the Windows key , type task manager, and press Enter . In the window that appears, click the Performance tab. On the Performance tab, a list of hardware devices is displayed on the left side.

How do I see CPU history in Linux?

The old good top command to find out Linux CPU Utilization

  1. Top command to find out Linux cpu usage. …
  2. Say hello to htop. …
  3. Display the utilization of each CPU individually using mpstat. …
  4. Report CPU utilization using the sar command. …
  5. Task: Find out who is monopolizing or eating the CPUs. …
  6. iostat command. …
  7. vmstat command.
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How do I find Ram info in Ubuntu?

To see the total amount of physical RAM installed, you can run sudo lshw -c memory which will show you each individual bank of RAM you have installed, as well as the total size for the System Memory. This will likely presented as GiB value, which you can again multiply by 1024 to get the MiB value.

How do I find Processor info in Ubuntu?

Steps to check processor type in Ubuntu 14.04:

  1. Step 1: First open your terminal by using “Ctrl +Alt+T” then under ‘Terminal’, type: “uname -a”. …
  2. Step 2: In the same way you can use “uname -m” command, just to check your processor type. …
  3. Step 3: Just like the uname command, you can also use the arch command.

How do I check CPU usage in Unix?

Unix command to find CPU Utilization

  1. => sar : System activity reporter.
  2. => mpstat : Report per-processor or per-processor-set statistics.
  3. Note: Linux specific CPU utilization information is here. Following information applies to UNIX only.
  4. General syntax is as follows: sar t [n]

How do I check my CPU and RAM on Ubuntu?

Use these commands to check ram and processor details in Linux Ubuntu Systems.

  1. lscpu. lscpu command displays information about the CPU architecture. …
  2. cpuinfo. proc is the process information pseudo-filesystem. …
  3. inxi. inxi is a full featured CLI system information tool. …
  4. lshw. lshw stands for list hardware.

How do I find server information in Linux?

Once your server is running at init 3, you can start using the following shell programs to see what’s happening inside your server.

  1. iostat. The iostat command shows in detail what your storage subsystem is up to. …
  2. meminfo and free. …
  3. mpstat. …
  4. netstat. …
  5. nmon. …
  6. pmap. …
  7. ps and pstree. …
  8. sar.
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