detect-failed-input-and-output-requests.md

title	Detect Failed Input Output Request | Microsoft Docs
ms.custom
ms.date	03/06/2017
ms.prod	sql-server-2014
ms.reviewer
ms.technology	security
ms.topic	conceptual
helpviewer_keywords	Best Practices [Database Engine]
ms.assetid	85373b2e-d9fe-42ef-9653-6e22fe5ecab0
author	MikeRayMSFT
ms.author	mikeray
manager	craigg

Detect Failed Input Output Request

This rule checks the system event log for EventId 50. This error is caused by a failed I/O request.

Best Practices Recommendations

Review the following [!INCLUDEmsCoName] Knowledge Base articles for more information about how to troubleshoot this error:

• Microsoft Knowledge Base article 311081

• Microsoft Knowledge Base article 885688