System Attribute Cache (discache) Service Defaults in Windows 8

Attribute Cache Indexer.

Default Settings

Startup type:System
Display name:System Attribute Cache
Service name:discache
Service type:kernel
Error control:normal
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\discache

Default Behavior

The System Attribute Cache service is a kernel device driver. In Windows 8 it is being loaded and initialized at Kernel initialization. If System Attribute Cache fails to start, the error details are added to Windows 8 error log. When the operating system startup is complete, the user is being notified that the discache service hasn't been started.


All the services listed below will not start if System Attribute Cache is disabled:

Restore Default Startup Configuration for System Attribute Cache

1. Select your Windows 8 edition, and then click Download.

2. Save the Win8_discache_Service_Startup.cmd file to a local storage device.

3. Run the saved file as an administrator.

4. Restart the computer.

The discache service is using the discache.sys file that is located in the %WinDir%\System32\drivers folder. If the file is corrupted or deleted, you can put it back in there.