After upgrading to ESXi 5.5 Update 2 or ESXi 6.0 an SCO Openserver virtual machine with E1000 network adapter fails to respond and spikes in CPU usage
Article ID: 317642
Updated On:
Products
VMware vSphere ESXi
Issue/Introduction
Symptoms:
The SCO Openserver virtual machine experiences these symptoms:
- The virtual machine loses connectivity after upgrading the ESXi host to ESXi 5.5 Update 2 (Build 2143827) or ESXi 6.0.
- The virtual machine hangs for few minutes during boot up.
- The virtual machine CPU usage reaches 100% and becomes unresponsive.
Cause
This issue occurs due to an unexpected behavior in the SCO Openserver e1008g driver.
Resolution
This is a known issue affecting the SCO Openserver virtual machine with E1000 network adapter running on ESXi 5.5 Update 2 (Build 2143827) and ESXi 6.0.
This issue is resolved in:
- VMware ESXi 5.5, Patch Release ESXi550-201505002, available at VMware Downloads. For more information, see VMware ESXi 5.5, Patch Release ESXi550-201505002 (2114245).
- VMware ESXi 6.0, Patch Release ESXi600-201608001. For more information, see VMware ESXi 6.0, Patch Release ESXi600-201608001 (2145663).
If you are unable to upgrade, you can work around this issue using one of these options:
- Replace the virtual NIC of the virtual machine with a Flexible Network Adapter. For more information see, Network Virtual Machine Configuration.
- Migrate the affected virtual machine to an ESXi host with a lower build.
Note: The e1008g driver does not have this issue when running on other versions of ESXi 5.x including ESXi 5.5 with a lower build.
Additional Information
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