How to Check Memory Usage

Five Methods:WindowsMac OS XUnityKDETerminal

If your computer is running slow, shortage of memory could be a reason. This handy guide will teach you how to check how much memory your computer is currently using.

Method 1
Windows

Through Task Manager

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    Open Task Manager by using the Ctrl+Alt+Del key combo and then clicking on Task Manager.
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    Click on the Performance tab in Task Manager. If you're using Windows 8 or higher, you might have to click on more details to see the performance tab.
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    Click on Memory. This will show you some graphs of memory usage. You can then monitor it. If you want more advanced graphs, use resource monitor.

Windows Resource Monitor

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    Click on the Start button or the Windows key to bring up the Start Screen or Start menu.
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    Type in Resource Monitor.
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    Click on 'Resource Monitor' from the list of results.
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    Click on the memory tab. This will yield several graphs showing you exactly how your computer's memory is being used. You can explore in detail.

Method 2
Mac OS X

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    Open Activity Monitor. The shortcut to the program is found in the Utilities folder in Launchpad.
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    Select the System Memory tab. This will throw up a list of current active memory using processes.
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    Monitor memory usage. There are a plethora of graphs and details, updating in real-time.

Method 3
Unity

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    Open Search. This can be done by clicking on the OS button, or by clicking on your home key, depending on your distro.
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    Search for System Monitor.
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    Click on Gnome System Monitor, or System Monitor.
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    Click on the "Resource" tab to see current memory usage.

Method 4
KDE

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    Open Search. The search function is different for each KDE-using distro, but is often prominently featured on the desktop.
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    Key in 'ksysguard'. Click on the first result.
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    Use the tool to monitor your computer's performance and memory usage.

Method 5
Terminal

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    Open the Linux terminal. You can do this through search, or by using the ctrl+alt+f1 shortcut.
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    Type in 'vmstat -s' . This will bring up current ram usage information.
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    Monitor and check the figures.

Tips

  • You can also download a third-party GUI in Linux if you prefer a more graphical interface.
  • Resource monitor in Windows can also be opened from Task Manager from the bottom of the performance tab.
  • You can start Linux monitoring tools manually by pressing Alt+f2 and then typing in the name of the program and pressing enter.
  • Create a desktop shortcut for resource monitor if you use it often.

Warnings

  • If a suspicious process is using a significant amount of memory, try running an anti-virus scan.
  • Only kill processes you are certain are not system critical. You could easily and irreparably harm files and data used to run your operating system.

Article Info

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