A service called Diagnostic Policy Service is responsible for reporting diagnostic events and collecting data from Windows services. If a service reports an error, this service will cause the program to terminate with code 1631 (Access Denied). The DpS high CPU usage often indicates that there are other issues such as security software blocking communication between your computer and outside sources.
The “service host: diagnostic policy high cpu reddit” is a problem that has been present for a while. The fix for this issue is to disable the service and then enable it again.
Kazim has always been fascinated by technology, whether it’s tinkering with the settings on his iPhone, Android device, or Windows computer. And, on occasion, unscrewing the gadget to inspect the hardware, however… Continue reading
- Several customers have recently reported increased CPU consumption as a result of the Diagnostic Policy Service.
- It’s a crucial service that identifies and resolves problems with Windows components, and it’s set to start automatically when you switch on your computer.
- Among the various ways indicated below, consider stopping the service via Task Manager or changing power settings to resolve the issue.
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In Windows, there are a number of background services whose main mission is to improve user experience and reduce mistakes. However, numerous customers have noted that the Diagnostic Policy Service consumes a significant amount of CPU.
This will have an adverse effect on the system’s performance and cause it to slow down, which is not ideal. If you’ve been experiencing slowing difficulties in Windows and discovered that Diagnostic Policy Service is to blame, keep reading to learn more about the problem and how to remedy it.
But, before we get into the remedies, it’s critical that you understand the Diagnostic Policy Service’s actual job, as well as why it’s using so much CPU.
What is the cause of the Diagnostic Policy Service’s excessive CPU usage?
Every service on your Windows PC has a distinct purpose. Similarly, the Diagnostic Policy Service is in charge of identifying and resolving problems with Windows components. If it is unable to resolve the issues, a log is written for future investigation.
Because the Diagnostic Policy Service is so important, it is set to start immediately when the system is turned on. Users are left unsure whether to deactivate or keep the service operating as a result of this.
But, before we start debugging, we need to figure out why the service is using so much resources in the first place. Here are some probable explanations:
- System files that are corrupt
- a large number of log files
- Malware or a virus has attacked your computer.
- The service has encountered a problem.
Let’s move on to the approaches for resolving the Diagnostic Policy Service’s excessive CPU consumption.
What should I do if the Diagnostic Policy Service in Windows 11 takes a lot of CPU?
1. From Task Manager, stop the Diagnostic Policy Service.
- To open Task Manager, press Ctrl + Shift + Esc.
- Locate the Diagnostic Policy Service in the Windows processes list, right-click it, and choose End task from the context menu.
- Select the Abandon unsaved data and shut down checkbox and click the Shut down button.
Do not hesitate to verify whether the high CPU utilization issue has been rectified after quitting the Diagnostic Policy Service.
2. Install the Windows 11 update
- To open the Settings app, press Windows + I.
- From the left-hand navigation pane, choose Windows Update from the tabs.
- Check for updates to see if there are any newer versions of the OS available.
- Download and install any that are accessible on your PC.
3. Run the DISM and SFC scans.
- To open the Search menu, press Windows + S.
- In the top text box, type Windows Terminal, then right-click on the appropriate search result and choose Run as administrator from the context menu.
- When the UAC (User Account Control) question appears, choose Yes.
- Then, at the top, click the downward arrow and pick Command Prompt from the drop-down menu. You may also open the Command Prompt tab by pressing Ctrl + Shift + 2.
- To run the command, type or paste it and press Enter: sfc /scannow sfc /scannow sfc /s
- Once the SFC scan is finished, write or paste the following line into the command prompt and press Enter to start the DISM tool: DISM /Online /Cleanup-Image /RestoreHealth DISM /Online /Cleanup-Image /RestoreHealth
- Wait for the DISM utility to complete its task before restarting the machine.
The SFC (System File Checker) scan looks for faulty system files and replaces them with a cached copy saved on the system if any are discovered.
The DISM (Deployment Image Servicing and Management) program, on the other hand, is used to address problems with Windows Image and, if necessary, alter the installation media.
After you’ve completed both, check to see whether the CPU consumption caused by the Diagnostic Policy Service has returned to normal.
4. Modify your electricity plan options
- To open the Search menu, press Windows + S.
- In the top text area, type Edit power plan, and then select the applicable search result that displays.
- Next, choose Change advanced power settings from the drop-down menu.
- Select Power Saving Mode by double-clicking on the Wireless Adapter Settings item.
- Then, for both the on-battery and plugged-in states, choose Maximum Performance and click OK at the bottom.
Verify that the excessive CPU consumption caused by the Diagnostic Policy Service issue has been resolved after making the adjustments.
5. Delete the event logs
- To open the Search menu, press Windows + S.
- In the top text area, type event viewer, and then click on the first appropriate search result that shows.
- Select Application from the choices that show when you double-click on Windows Logs in the navigation pane on the left.
- Then, on the right, click Save All Events As.
- To save the events file, go to the correct directory, give it a name, and click Save.
- Now choose the option to Clear Log.
- Finally, on the confirmation window that displays, click Clear.
- Clear the event logs for Security, Setup, and System in the same way.
6. Remove the SRUDB.dat file and disable the service.
- To open the Run command, press Windows + R.
- To open the Services window, type or paste services.msc into the text area, then click OK or Enter.
- To access the Diagnostic Policy Service’s properties, locate it and double-click it.
- To stop the service, click the Stop button and then OK at the bottom.
- To start the Run command, hit Windows + R once again.
- In the text area, type or paste the following address and press Enter. C:WINDOWSSystem32sru
- If a confirmation box appears, click Continue.
- Locate and select the SRUDB.dat file, then remove it using the Del key.
Diagnostic Policy Service’s excessive CPU consumption issue should now be resolved.
What problems do I have as a result of Diagnostic Policy Service’s excessive CPU usage?
As previously stated, when the CPU or memory usage is large, the computer’s performance suffers, resulting in lagging. However, this does not imply that deactivating the service should be your first option. Before deactivating Diagnostic Policy Service, try all of the other options indicated above.
Please read our detailed guide to resolving problems that prevent the Diagnostic Policy service from working. Despite the fact that the tutorial is for Windows 10, we’ve confirmed that the patches work on the most recent version as well.
Also, see how to address stuttering in games caused by the Diagnostic Policy Service.
These are all the options for lowering Diagnostic Policy Service’s excessive CPU utilization. Follow the steps in the order indicated, and your computer should be up and running in no time.
Explorer.exe has also been blamed for excessive CPU utilization by a number of customers, so discover how to resolve the issue. Again, this instruction is for the previous operating system, but it works just as well on Windows 11.
In the comments area below, tell us which remedy worked for you and what issues you had with excessive CPU consumption.
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Watch This Video-
The “is it safe to disable diagnostic policy service” is a question that comes up often. If you have high CPU usage, the “Diagnostic Policy Service” may be the cause of your issue. This guide will show you how to disable this service and get rid of the high CPU usage.
Frequently Asked Questions
Can I turn off Diagnostic Policy Service?
A: You cannot turn off the Diagnostic Policy Service in Windows 10.
How do I fix high CPU usage by service host local system?
A: There are many ways to solve this issue. One is by closing the game and reopening it, which can lead to strange behavior from Beat Saber when its restarted while playing a song that was in progress until closed. Another option would be using Task Manager on Windows or Activity Monitor on Mac OSX/Linux system processes tab to see what process has high CPU usage and kill it or reduce its priority accordingly
How do I fix high CPU and RAM usage?
A: The best way to fix high CPU and RAM usage is to lower the sensitivity in game.
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