Svchost.exe（服务主机^{(Service Host)}或SvcHost）是从动态链接库运行的服务的通用主机进程名称。所有Windows内部服务都被移动到一个.dll文件而不是.exe文件中，但您需要一个可执行 ( .exe ) 文件才能加载这些.dll文件；因此创建了 svchost .exe进程。现在您可能会注意到存在多个 svchost .exe进程实例，因为如果一项服务失败，它不会关闭Windows，所有这些服务都被组织成组，每个 svchost .exe为每个这样的组创建实例。

现在问题开始于 svchost.exe (netsvcs) 开始占用几乎所有Windows资源并导致CPU使用率过高。如果您查看任务管理器^{(Task Manager)}，您会发现某个特定的 svchost.exe 占用了几乎所有内存，并为其他程序或应用程序造成了问题。计算机变得不稳定，因为它变得非常缓慢并且它开始随机冻结Windows，然后用户必须重新启动系统或强制关闭。

Svchost.exe 高 CPU 使用率^{(Svchost.exe High CPU Usage)}问题的发生主要是由于用户 PC 上的病毒或恶意软件感染。但问题不仅限于此，因为它通常取决于用户的系统配置和环境。因此，不要浪费任何时间，让我们看看如何使用下面列出的故障排除指南通过 svchost.exe (netsvcs)实际修复高 CPU 使用率。^{(Fix High CPU Usage)}

^{(Fix High CPU Usage)}通过 svchost.exe (netsvcs)修复高 CPU 使用率

确保 创建一个还原点^{(create a restore point)} 以防万一出现问题。

方法 1：运行 CCleaner 和 Malwarebytes^{(Method 1: Run CCleaner and Malwarebytes)}

1. 下载并安装 CCleaner  & Malwarebytes。

2. 运行 Malwarebytes^{(Run Malwarebytes)(Run Malwarebytes)}并让它扫描您的系统以查找有害文件。如果发现恶意软件，它将自动删除它们。

3. 现在运行 CCleaner 并选择 Custom Clean。

4. 在自定义清理下，选择 Windows 选项卡^{(Windows tab)}并勾选默认值，然后单击 分析^(Analyze)。

5. 分析完成后，确保您确定要删除要删除的文件。^{(Once Analyze is complete, make sure you’re certain to remove the files to be deleted.)}

6. 最后，点击 Run Cleaner 按钮，让CCleaner运行。

7. 要进一步清理您的系统，请 选择注册表选项卡^{(select the Registry tab)}，并确保选中以下内容：

8. 点击 Scan for Issues 按钮并允许CCleaner扫描，然后点击 Fix Selected Issues 按钮。

9. 当 CCleaner 询问“您要备份对注册表的更改吗？^{(Do you want backup changes to the registry?)}” 选择是^{( select Yes)}。

10. 备份完成后，单击 修复所有选定问题^{(Fix All Selected Issues)} 按钮。

11. 重新启动您的 PC 以保存更改。

方法 2：禁用导致高 CPU 的特定服务^{(Method 2: Disable the particular service that is causing High CPU)}

1. 同时按Ctrl + Shift + Esc启动任务管理器。

2. 切换到详细信息选项卡^{(Details tab)}并右键单击CPU使用率高的svchost.exe进程，然后选择转到服务。^{(Go to Service(s).)}

3. 这将自动将您带到“服务^(Services)”选项卡，您会注意到有几个突出显示的服务^{(highlighted services)}在 svchost.exe 进程下运行。

4.现在右键单击突出显示的服务^{( highlighted service)}并选择停止。

5. 执行此操作，直到该特定 svchost.exe 进程的高CPU使用率得到修复。

6. 一旦您验证了导致此问题的服务，就该禁用该服务了。

注意：^(Note:)大多数情况下，Windows 更新服务^{(Windows Update Service)}是罪魁祸首服务，但我们稍后会处理它。

7. 按 Windows 键 + R 然后键入services.msc并按 Enter。

8. 现在在此列表中找到该特定服务，然后右键单击^{(right-click)}它并选择属性。^{(Properties.)}

9.如果服务正在运行，请单击停止^{(Click Stop)}，然后确保启动^(Startup)类型设置为禁用^(Disable)，然后单击应用，然后单击确定。

10.重新启动您的PC以保存更改并查看问题是否已解决

这肯定会通过 svchost.exe (netsvcs) 解决高 CPU 使用率问题^{(Resolve High CPU Usage by svchost.exe (netsvcs))}。如果您发现很难将导致问题的特定 svchost.exe 文件归零，您可以使用名为Process Explorer的^{(Process Explorer)}Microsoft程序，它可以帮助您找到问题的原因。

方法 3：清除事件查看器日志^{(Method 3: Clear Event Viewer Logs)}

1. 按 Windows 键 + R 然后键入eventvwr.msc并按 Enter 打开事件查看器。^{( Event Viewer.)}

2. 从左侧菜单中，展开Windows 日志^{(Windows Logs)}，然后一一右键单击子文件夹并选择清除日志。^{(Clear Log.)}

3. 这些子文件夹将是Application、Security、Setup、System 和 Forwarded Events。^{(Application, Security, Setup, System and Forwarded Events.)}

4. 确保清除所有上述文件夹的事件日志。

5. 重新启动您的 PC 以保存更改。

方法 4：重命名 SoftwareDistribution 文件夹^{(Method 4: Rename SoftwareDistribution Folder)}

1.按Windows Key + X然后选择命令提示符（管理员）。^{(Command Prompt (Admin).)}

2. 现在键入以下命令以停止Windows 更新^{(Windows Update)} 服务^(Services)，然后在每个命令后按 Enter ：^(Enter)

网络停止 wuauserv^{(net stop wuauserv)}
网络停止 cryptSvc^{(net stop cryptSvc)}
网络停止位^{(net stop bits)}
网络停止 msiserver^{(net stop msiserver)}

3. 接下来，键入以下命令以重命名SoftwareDistribution 文件夹^{(SoftwareDistribution Folder)}，然后按 Enter^(Enter)：

ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 catroot2.old

4. 最后，键入以下命令以启动Windows 更新^{(Windows Update)} 服务^(Services)并在每个命令后按 Enter ：^(Enter)

网络启动 wuauserv^{(net start wuauserv)}
网络启动 cryptSvc^{(net start cryptSvc)}
网络启动位^{(net start bits)}
网络启动 msiserver^{(net start msiserver)}

5. 重新启动您的 PC 以保存更改。

方法 5：运行 Windows 更新疑难解答^{(Method 5: Run Windows Update Troubleshooter)}

1. 在Windows 搜索^{(Windows Search)}栏中键入“疑难解答”，然后单击疑难解答。^{(Troubleshooting.)}

2. 接下来，从左侧窗口的窗格中选择查看全部。^{(View all.)}

3. 然后从解决^{(Troubleshoot)}计算机问题列表中选择Windows 更新。^{(Windows Update.)}

4. 按照屏幕上的说明运行 Windows 更新疑难解答。^{(Windows Update Troubleshoot run.)}

5. 重新启动您的 PC 以保存更改。

 这应该可以帮助您通过 svchost.exe (netsvcs)^{( High CPU Usage by svchost.exe (netsvcs))}修复高 CPU 使用率， 但如果没有，则继续下一个方法。

方法 6：确保更新 Windows^{(Method 6: Make sure to Update Windows)}

1. 按Windows Key + I 然后选择更新和安全。^{(Update & Security.)}

2. 接下来，单击检查更新^{(Check for updates)} 并确保安装任何待处理的更新。

3. 安装更新后，重新启动您的 PC 以通过 svchost.exe (netsvcs) 修复高 CPU 使用率。^{(Fix High CPU Usage by svchost.exe (netsvcs).)}

方法 7：禁用 BITS 和 Windows 更新服务^{(Method 7: Disable the BITS and Windows Update service)}

1. 按 Windows 键 + R 然后键入services.msc并按 Enter。

2. 现在在列表中找到BITS和Windows 更新^{(Windows Update)}，然后右键单击它们并选择属性。^{(Properties.)}

3. 确保单击停止^{(click Stop)}，然后将其启动^(Startup)类型设置为禁用。^(Disabled.)

4. 单击应用，然后单击确定。

5. 重新启动您的 PC 以保存更改。

 这应该可以帮助您通过 svchost.exe (netsvcs)^{( High CPU Usage by svchost.exe (netsvcs))}修复高 CPU 使用率， 但如果没有，则继续下一个方法。

方法 8：下载并运行 RKill^{(Method 8: Download & Run RKill)}

Rkill是在BleepingComputer.com开发的一个程序，它试图终止已知的恶意软件进程，以便您的正常安全软件可以运行并清除您的计算机感染。当Rkill运行时，它将杀死恶意软件进程，然后删除不正确的可执行关联并修复阻止我们在完成后使用某些工具的策略。它将显示一个日志文件，其中显示程序运行时终止的进程。这应该可以解决 svchost.exe 问题的高 CPU 使用率问题。^{( High CPU Usage by svchost.exe issue.)}

从这里下载 Rkill^{(Download Rkill from here)}，安装并运行它。

方法 9： ^{(Method 9: )}运行系统文件检查器 (SFC) 和检查磁盘 (CHKDSK)^{(Run System File Checker (SFC) and Check Disk (CHKDSK))}

1. 按Windows Key + X，然后单击命令提示符（管理员）。^{( Command Prompt(Admin).)}

2.现在在cmd中输入以下内容并回车：

Sfc /scannow
sfc /scannow /offbootdir=c:\ /offwindir=c:\windows (If above fails then try this one)

3.等待^(Wait)上述过程完成，完成后，重新启动PC。

4. 接下来，从Fix File System Errors with Check Disk Utility(CHKDSK)运行 CHKDSK 。^{(Fix File System Errors with Check Disk Utility(CHKDSK).)}

5. 让上述过程完成并再次重新启动您的 PC 以保存更改。

方法 10：运行系统和维护疑难解答^{(Method 10: Run System and Maintenance Troubleshooter)}

1. 按Windows Key + X并单击控制面板。^{(Control Panel.)}

2.搜索疑难解答^{(Search Troubleshoot)}并单击疑难解答。^{(Troubleshooting.)}

3. 接下来，单击左窗格中的查看全部。

4. 单击并运行系统维护疑难解答^{( Troubleshooter for System Maintenance)}。

5.疑难解答可能能够通过 svchost.exe (netsvcs) 修复高 CPU 使用率。^{(Fix High CPU Usage by svchost.exe (netsvcs).)}

受到推崇的：^{(Recommended:)}

• 通过 TiWorker.exe 修复高 CPU 使用率^{(Fix High CPU Usage By TiWorker.exe)}
• 解决磁盘读取错误的 10 种方法^{(10 ways to fix A disk read error occurred)}
• 修复非系统磁盘或磁盘错误消息^{(Fix Non-System Disk or Disk Error Message)}
• 通过 RuntimeBroker.exe 修复高 CPU 使用率^{(Fix High CPU Usage by RuntimeBroker.exe)}

就是这样，您已通过 svchost.exe (netsvcs) 成功修复了高 CPU 使用率^{(Fix High CPU Usage)}，但如果您对这篇文章仍有任何疑问，请随时在评论部分提出。

Fix High CPU Usage by svchost.exe (netsvcs)

Svchost.еxe (Service Host, or SvcHost) is a generic host process name for sеrvicеs that run from dynamic-link libraries. All the Windows internal services were moved into one .dll file instead of the .exe file, but you need an еxecutable (.exe) file in order to load these .dll files; hence the svchost.exe process was created. Now уou may notice that there were sevеral instances of svchost.exe processes which are there becаuse if one ѕervice fails it won’t bring down the Windows and all these serviceѕ are organized into groups, and each svchost.exe instance is created fоr each such group.

Now the problem begins when svchost.exe (netsvcs) start taking almost all of the Windows resources and causes a High CPU usage. If you looked into Task Manager, you would find that a particular svchost.exe is taking up almost all the memory and creating a problem for other programs or applications. The computer becomes unstable as it becomes very sluggish and it starts freezing Windows randomly, then the user either has to reboot their system or force shutdown.

Svchost.exe High CPU Usage problem occurs mostly because of virus or malware infection on users PC. But the problem is not limited to only this as it generally depends on users system configuration and the environment. So without wasting any time let’ see how to actually Fix High CPU Usage by svchost.exe (netsvcs) with the below-listed troubleshooting guide.

Fix High CPU Usage by svchost.exe (netsvcs)

Make sure to create a restore point just in case something goes wrong.

Method 1: Run CCleaner and Malwarebytes

1. Download and install CCleaner & Malwarebytes.

2. Run Malwarebytes and let it scan your system for harmful files. If malware is found, it will automatically remove them.

3. Now run CCleaner and select Custom Clean.

4. Under Custom Clean, select the Windows tab and checkmark defaults and click Analyze.

5. Once Analyze is complete, make sure you’re certain to remove the files to be deleted.

6. Finally, click on the Run Cleaner button and let CCleaner run its course.

7. To further clean your system, select the Registry tab, and ensure the following are checked:

8. Click on the Scan for Issues button and allow CCleaner to scan, then click on the Fix Selected Issues button.

9. When CCleaner asks “Do you want backup changes to the registry?” select Yes.

10. Once your backup has completed, click on the Fix All Selected Issues button.

11. Restart your PC to save changes.

Method 2: Disable the particular service that is causing High CPU

1. Press Ctrl + Shift + Esc together to launch Task Manager.

2. Switch to Details tab and right-click on the high CPU usage svchost.exe process and choose Go to Service(s).

3. This would automatically take you to the Services tab, and you will notice that there are several highlighted services that run under the svchost.exe process.

4. Now right-click on the highlighted service one by one and select Stop.

5. Do this until the high CPU usage by that particular svchost.exe process is fixed.

6. Once you have verified the services because of which this problem has occurred, it’s time to disable that service.

Note: Most of the time, Windows Update Service is the culprit service, but we will deal with it later on.

7. Press Windows Key + R then type services.msc and hit Enter.

8. Now find that particular service in this list then right-click on it and select Properties.

9. Click Stop if the service is running and then make sure Startup type is set to Disable and click Apply followed by OK.

10. Reboot your PC to save changes and see if the issue is resolved or not

This would definitely Resolve High CPU Usage by svchost.exe (netsvcs). If you find it difficult to zero in on the particular svchost.exe file causing the issue, you could use a Microsoft program called Process Explorer, which would help you find the cause of the problem.

Method 3: Clear Event Viewer Logs

1. Press Windows Key + R then type eventvwr.msc and hit Enter to open Event Viewer.

2. From the left-hand side menu, expand Windows Logs and then right-click on the subfolders one by one and choose Clear Log.

3. These subfolders will be Application, Security, Setup, System and Forwarded Events.

4. Make sure you clear the event logs for all the above folders.

5. Reboot your PC to save changes.

Method 4: Rename SoftwareDistribution Folder

1.Press Windows Key + X then select Command Prompt (Admin).

2. Now type the following commands to stop Windows Update Services and then hit Enter after each one:

net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver

3. Next, type the following command to rename SoftwareDistribution Folder and then hit Enter:

ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 catroot2.old

4. Finally, type the following command to start Windows Update Services and hit Enter after each one:

net start wuauserv
net start cryptSvc
net start bits
net start msiserver

5. Reboot your PC to save changes.

Method 5: Run Windows Update Troubleshooter

1. Type “troubleshooting” in the Windows Search bar and click on Troubleshooting.

2. Next, from the left window, pane select View all.

3. Then from the Troubleshoot computer problems list select Windows Update.

4. Follow on-screen instruction and let the Windows Update Troubleshoot run.

5. Restart your PC to save changes.

This should help you fix High CPU Usage by svchost.exe (netsvcs) but if not then continue with the next method.

Method 6: Make sure to Update Windows

1. Press Windows Key + I then select Update & Security.

2. Next, click Check for updates and make sure to install any pending updates.

3. After the updates are installed, reboot your PC to Fix High CPU Usage by svchost.exe (netsvcs).

Method 7: Disable the BITS and Windows Update service

1. Press Windows Key + R then type services.msc and hit Enter.

2. Now find BITS and Windows Update in the list then right-click on them and select Properties.

3. Make sure to click Stop and then set up their Startup type to Disabled.

4. Click Apply, followed by OK.

5. Reboot your PC to save changes.

This should help you fix High CPU Usage by svchost.exe (netsvcs) but if not then continue with the next method.

Method 8: Download & Run RKill

Rkill is a program that was developed at BleepingComputer.com that attempts to terminate known malware processes so that your normal security software can then run and clean your computer of infections. When Rkill runs, it will kill malware processes and then remove incorrect executable associations and fixes policies that stop us from using certain tools when finished. It will display a log file that shows the processes that were terminated while the program was running. This should resolve High CPU Usage by svchost.exe issue.

Download Rkill from here, install and run it.

Method 9: Run System File Checker (SFC) and Check Disk (CHKDSK)

1. Press Windows Key + X then click on Command Prompt(Admin).

2. Now type the following in the cmd and hit enter:

Sfc /scannow
sfc /scannow /offbootdir=c:\ /offwindir=c:\windows (If above fails then try this one)

3. Wait for the above process to finish and once done, restart your PC.

4. Next, run CHKDSK from Fix File System Errors with Check Disk Utility(CHKDSK).

5. Let the above process complete and again reboot your PC to save changes.

Method 10: Run System and Maintenance Troubleshooter

1. Press Windows Key + X and click on Control Panel.

2. Search Troubleshoot and click on Troubleshooting.

3. Next, click on view all in the left pane.

4. Click and run the Troubleshooter for System Maintenance.

5. The Troubleshooter may be able to Fix High CPU Usage by svchost.exe (netsvcs).

Recommended:

• Fix High CPU Usage By TiWorker.exe
• 10 ways to fix A disk read error occurred
• Fix Non-System Disk or Disk Error Message
• Fix High CPU Usage by RuntimeBroker.exe

That’s it you have successfully Fix High CPU Usage by svchost.exe (netsvcs) but if you still have any questions regarding this post then feel free to ask them in the comment’s section.

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