Disk I/O Rate Filter Driver - Windows 10 Service
Provides rate control for disk I/O traffic.
This service exists in Windows 10 only.
Startup Type
| Windows 10 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 1507 | not exists | not exists | not exists | not exists |
| 1511 | not exists | not exists | not exists | not exists |
| 1607 | Boot | Boot | Boot | Boot |
| 1703 | Boot | Boot | Boot | Boot |
| 1709 | Boot | Boot | Boot | Boot |
| 1803 | Boot | Boot | Boot | Boot |
| 1809 | Boot | Boot | Boot | Boot |
| 1903 | Boot | Boot | Boot | Boot |
| 1909 | Boot | Boot | Boot | Boot |
| 2004 | Boot | Boot | Boot | Boot |
| 20H2 | Boot | Boot | Boot | Boot |
| 21H1 | Boot | Boot | Boot | Boot |
| 21H2 | Boot | Boot | Boot | Boot |
| 22H2 | Boot | Boot | Boot | Boot |
Default Properties
| Display name: | Disk I/O Rate Filter Driver |
| Service name: | iorate |
| Type: | kernel |
| Path: | %WinDir%\system32\drivers\iorate.sys |
| Error control: | critical |
| Group: | PnP Filter |
Default Behavior
The Disk I/O Rate Filter Driver service is a kernel mode driver. If Disk I/O Rate Filter Driver fails to load or initialize, the error is logged and the computer attempts to restart, using the Last Known Good configuration. If the Last Known Good configuration fails, Windows 10 startup also fails, and the boot process halts with a Stop error. If you disable this service, Windows 10 will fail to start. Do NOT change this service startup configuration if your computer is working.
Restore Default Startup Type of Disk I/O Rate Filter Driver
Automated Restore
1. Select your Windows 10 edition and release, and then click on the Download button below.
2. Save the RestoreDiskIORateFilterDriverWindows10.bat file to any folder on your hard drive.
3. Right-click the downloaded batch file and select Run as administrator.
4. Restart the computer to save changes.
Note. Make sure that the iorate.sys file exists in the %WinDir%\system32\drivers folder. If this file is missing you can try to restore it from your Windows 10 installation media.