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The Write-cache Buffer

Certain InterSystems IRIS features utilize Windows write-cache buffer flushing, which is enabled by default. To verify this option is correctly enabled and InterSystems IRIS receives the full benefit of these features:

  1. Open the Device Manager from the Control Panel.

  2. Select the storage device from the Disk Drives section.

  3. Click on the Policies tab.

  4. Ensure that Turn off Windows write-cache buffer flushing on this device is not selected.

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