What tools can be used to identify the process causing high CPU load?
High CPU usage can cause the computer to slow down, stutter or unresponsive. The solution is to locate and handle high-occupancy processes through the system's own or third-party tools. 1. Windows users can use the task manager (Ctrl Shift Esc) to view processes by CPU sorting, focusing on exceptions or browser tabs; 2. MacOS users can check CPU usage through the activity monitor, and the high kernel_task occupancy may be a cooling problem; 3. Linux users can use top or htop command line tools, htop supports more intuitive operations; 4. Third-party tools such as ProcessExplorer, Glances and HWMonitor can provide more detailed analysis to help identify
Jul 06, 2025 am 01:42 AM
How to check for free disk space and disk usage in Linux?
TocheckfreespaceandlargefilesonLinux,usedfandducommands.Rundf-htoviewfreediskspaceinhuman-readableformat,focusingonthe"Avail"column.Forspecificdirectories,addthepathtothecommand.Usedu-sh/path/to/directorytoseediskusagesummaries,anddu-sh*/|s
Jul 06, 2025 am 01:40 AM
How to find the size of a directory in Linux?
In Linux systems, the most common way to view directory size is to use the du command. 1. Use du-sh/path/to/directory to view the total size of the specified directory, where -s represents summary and -h represents display in a human-readable manner; 2. Use du-h/path/to/directory to list the size of each subdirectory and file in the directory; 3. Use du-h-d1/path/to/directory to limit the display level, such as only displaying first-level subdirectories; 4. Use du-h/path/to/directory to sort by size, and combine head-n20 to display the first 20 results for easy finding.
Jul 06, 2025 am 01:26 AM
How to find the MAC address on Windows 11?
There are three common methods to find the MAC address of Windows 11. 1. Run "ipconfig/all" through the command prompt to find the "physical address", which is suitable for most users; 2. Check the physical address of the network adapter in "Settings" > "Net and Internet" > "Advanced Network Settings", which is suitable for users who are not used to using commands; 3. Use PowerShell to run "Get-NetAdapter|Format-ListName, MacAddress" to quickly obtain all network card information, which is suitable for users who are familiar with PowerShell. In addition, IT administrators can also remotely view the I of the LAN device through the "arp-a" command
Jul 06, 2025 am 01:26 AM
How to set up a PIN for login on Windows 11?
TosetupaPINforloginonWindows11,openSettingsviatheStartmenuorWin I,gotoAccounts>Sign-inoptions,clickAddunderPIN(WindowsHello),verifyyouridentitywithyouraccountpassword,thencreateandconfirmyourPIN.Ensureyou'reloggedintoaMicrosoftaccount,assomefeatur
Jul 06, 2025 am 01:20 AM
What is the difference between an Ansible module and a role?
Ansible modules are tools for performing specific tasks, such as copying files or managing services; roles are reusable units for organizing tasks, templates, and variables. 1. The module is used to complete specific operations and can be called directly in the playbook task, such as copy and service modules; 2. The role packages multiple tasks and related resources to achieve structured reuse, which is suitable for complex automation scenarios; 3. The use of simple one-time tasks is more efficient, and the logic that needs to be shared or reused should be encapsulated as a role. The two often work together, modules are responsible for execution, and roles are responsible for organization.
Jul 06, 2025 am 01:20 AM
How to find the MAC address in Windows 10?
There are three main ways to find MAC addresses in Windows 10. 1. Enter "ipconfig/all" through the command prompt to view the "physical address" of the wireless or Ethernet adapter. 2. Use the settings menu to view "Physical Address (MAC)" directly in the network properties page. 3. Run "Get-NetAdapter|Format-ListName,MacAddress" in PowerShell to obtain all network card information. In addition, some computers may enable the random MAC address function, which can be turned off in the Wi-Fi advanced options; if the device has multiple network cards, you need to pay attention to distinguishing the MAC addresses of different interfaces.
Jul 06, 2025 am 01:19 AM
How long does it take to install Windows
Installing Windows usually takes 20 minutes to 1 hour, depending on the hardware, version and installation type. First, make sure you have a valid license, prepare to boot USB or DVD, and back up your data; use SSD to speed up the installation. During the installation process, select the language, accept the terms, and select the drive and start copying the files. The SSD is about 10-15 minutes, and the HDD is longer. It will restart multiple times during installation, be careful not to interrupt the file copying stage; if it is stuck in "Extended Windows Files", wait for at least 15 minutes. After the installation is completed, initial settings are required, such as creating an account and connecting to Wi-Fi, which takes 5-10 minutes. The driver and update are then installed, which may take an additional 10-30 minutes. To speed up the installation, it is recommended to use
Jul 06, 2025 am 01:16 AM
How to search for a text string within multiple files on the command line?
YoucansearchforatextstringacrossmultiplefilesfromthecommandlineusinggreponUnix-likesystemsorfindstronWindows.1.Usegrep-r"search_string"/path/to/directoryforrecursivesearches,optionallyadding-n,-i,or-lforlinenumbers,caseinsensitivity,orfilen
Jul 06, 2025 am 01:10 AM
What are the system requirements to install Windows 11
The system requirements of Windows 11 mainly include key points such as processor, memory, hard disk, boot mode, etc. 1. The processor must be 64-bit dual-core, main frequency above 1GHz. It is recommended to the 8th generation IntelCore, Ryzen2000 or newer model, and supports TPM2.0; some motherboards need to manually enable TPM in the BIOS. 2. The minimum memory is 4GB, and it is recommended to ensure smooth use. 3. The system installation requires 64GB of space. It is recommended to reserve more than 100GB, and it is recommended to use SSD instead of HDD. 4. You must use UEFI startup mode, and you can view the current mode through the Task Manager. 5. Graphics card must support DirectX12 and WDDM2.0 drivers, and the screen resolution shall not be less than 72
Jul 06, 2025 am 01:09 AM
How to turn off notifications in Windows 11?
To turn off notifications for Windows 11, you can use the following methods: 1. Turn on "Settings" → "Notifications", turn off the main switch to disable notifications globally; 2. Select a specific application in the "Notifications" page and turn off its notification permissions; 3. Use the "Concentration Period" function to set the time period to block notifications; 4. Click the taskbar notification icon, and click the three dots to the right of a notification in the notification center → "Manage Notification Settings" to quickly close notifications for specific applications.
Jul 06, 2025 am 01:08 AM
How to install fonts on Windows 11?
There are three ways to install fonts on Windows 11. 1. Double-click the font file and click "Install for all users"; 2. Press Win R to enter fonts to enter, and copy and paste the font file to the open window; 3. Select the file to install by setting → personalization → font → click "Add Font" to select the file to install. When downloading fonts, you should choose trusted websites such as GoogleFonts, DaFonts or AdobeFonts to avoid advertising inducement. After installation, you can check whether the font is displayed successfully in software such as Word, Photoshop, etc. If it does not appear, you can try to restart the software or the computer. The problem still exists. The font file may be corrupt or the format is not supported. It is recommended to download it again.
Jul 06, 2025 am 01:01 AM
How to enable Telnet client in Windows?
The steps to enable the Telnet client on Windows are as follows: 1. Turn on the TelnetClient option in "Enable or Turn off Windows Functions"; 2. Run PowerShell with administrator permissions and enter the command dism/online/Enable-Feature/FeatureName: TelnetClient/all/norestart to enable; 3. The verification method is to enter telnet in the command prompt, and if no error is reported, it means success; 4. If it cannot be enabled, consider using Test-NetConnection, PuTTY or other terminal tools instead. At the same time, please note that Telnet is explicit.
Jul 06, 2025 am 12:57 AM
How to create a restore point in Windows 11?
Creating a restore point is easy to operate in Windows 11, but you need to ensure that the system protection function is enabled and executed regularly. The method to enable system protection is: right-click "This computer" → "Properties" → "System Protection". If the status is "Disabled", click "Configuration" and select "Enable System Protection", and you can also adjust the storage space; the steps to create a manual restore point are: go to "Control Panel" → "System Protection" → click "System Protection" → select the system disk → click "Create" and enter the description name; set the automatic restore point to add tasks through the "Task Scheduler" and use the PowerShell command to achieve periodic creation; it should be noted that the restore point only rolls back the system settings and program changes, does not back up personal files or the entire system disk image, and reinstalls
Jul 06, 2025 am 12:54 AM
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