Microsoft KB Archive Search

Notice: This website is an unofficial Microsoft Knowledge Base (hereinafter KB) archive and is intended to provide a reliable access to deleted content from Microsoft KB. All KB articles are owned by Microsoft Corporation. Read full disclaimer for more details.

  1. Home
  2. ODX file transfers run slower than expected in Windows Server 2012

ODX file transfers run slower than expected in Windows Server 2012

View products that this article applies to.

Symptoms

File transfers that use the Windows Offloaded Data Transfers (ODX) feature intermittently take longer than expected.

↑ Back to the top

Cause

This issue occurs because the TRIM command takes longer than expected. Therefore, the ODX file transfers are slower than expected.

↑ Back to the top

Resolution

Microsoft is currently investigating some performance improvements for the TRIM and the UNMAP commands. However, this functionality is very dependent on the storage vendors' implementation. Therefore, you should make sure that your storage software and firmware are up to date.

↑ Back to the top

More Information

For more information about ODX, go to the following Microsoft website:
General information about ODX
For more information about the TRIM and UNMAP command, go to the following Microsoft website:
General information about the TRIM and UNMAP command

↑ Back to the top

Keywords: kbbug, kbfix, kbsurveynew, kbexpertiseadvanced, kb

↑ Back to the top

Article Info
Article ID : 2978209
Revision : 1
Created on : 1/7/2017
Published on : 6/26/2014
Exists online : False
Views : 176