Knowledge Base

The VMware Knowledge Base provides support solutions, error messages and troubleshooting guides
 
Search the VMware Knowledge Base (KB)   View by Article ID
 

Possible data corruption after a Windows 2012 virtual machine network transfer (2058692)

Symptoms

On a Windows 2012 virtual machine using the default e1000e network adapter and running on an ESXi 5.0/5.1 host, you experience these symptoms:
  • Data corruption may occur when copying data over the network.
  • Data corruption may occur after a network file copy event.
Note: This issue occurs occasionally, when there are large data transfers between virtual machines.

Resolution

This is a known issue affecting ESXi 5.0 and 5.1

If you experience this issue and VMware further diagnoses the problem, see How to File a Support Request with VMware support and provide this Knowledge Base article ID in the issue description. A VMware Support representative will work with you to gather your log in and environmental details to help you better and consequently resolve the issue.

Note: Consider the above request before applying the work around below.

To work around this issue, apply one of these changes:
  • Disable TCP segmentation offload (TSO) in the source Windows 2012 guest operating system.

  • Use the vmxnet3 or e1000 network adapter as an alternative to the e1000e.

    To change a network adapter:

    1. Connect to the host or vCenter Server using the vSphere Client.
    2. Right-click the virtual machine and click Edit Settings.
    3. Select the network adapter and click Remove.
    4. Click OK.
    5. Right-click the virtual machine and click Edit settings.
    6. Click Add > Ethernet Adapter.
    7. Click Next.
    8. In the Adapter Type drop down, select e1000 or vmxnet3.
    9. If applicable for your environment, select the appropriate Network Connection.
    10. In Device Status, click Connect at power on.
    11. Click Next.
    12. Review the settings and click Finish, and then click OK.
If you use this workaround, leave feedback and include a contact email address.

Note: If you see a message indicating that your IP address is already assigned to another adapter after changing it see, Networking Error: IP address already assigned to another adapter (1179).
 
 

Additional Information

To be alerted when this article is updated, click Subscribe to Document in the Actions box.

See Also

Request a Product Feature

To request a new product feature or to provide feedback on a VMware product, please visit the Request a Product Feature page.

Feedback

  • 31 Ratings

Did this article help you?
This article resolved my issue.
This article did not resolve my issue.
This article helped but additional information was required to resolve my issue.

What can we do to improve this information? (4000 or fewer characters)




Please enter the Captcha code before clicking Submit.
  • 31 Ratings
Actions
KB: