Release Notes

Workaround: These messages can be ignored because there is no functionality loss with these error messages logged in
vmkernel.log file.
Systems
affected:
yx5x AMD Dell EMC PowerEdge servers
Tracking number: 142440
The vmkernel log displays an invalid support message
on multiple PCIe devices
Description: On Dell EMC PowerEdge servers with AMD Rome processors connected to multiple PCIe devices, the
vmkernel log displays the following message for all the PCIe devices:
invalid supported max link speed
These messages are displayed only when Dell iSM or Dell OMSA is installed on the system, or when wbem
is enabled.
Applies to: ESXi 6.7.x
Workaround: Enable the wbem, and then disable the provider vmw_pci to prevent these repeated error messages
logging in vmkernel.log file. For more information about enable/disable wbem, see the VMware KB
1025757. For more information about disabling provider vwm_pci, see the VMware KB 2053715.
Systems
affected:
yx5x PowerEdge servers with AMD processors
Tracking number: 114799
PSOD is not seen in the host when the NMI option is
selected in the iDRAC UI
Description:
In the iDRAC UI of Dell EMC PowerEdge servers with AMD EPYC processors, below the Configuration
tab, select the Power Control option, and then select NMI(Non-Masing Interrupt). On selecting the
option NMI on the idrac page, the server crashes the PSOD. However, the PSOD is not seen in the yx5x
PowerEdge servers with AMD EPYC processors due to a bug in AMD IOMMU.
Applies to: ESXi 6.7.x
Workaround: Disable IOMMU in the BIOS.
Systems
affected:
yx5x PowerEdge servers with AMD processors
Tracking number: 132871
Auto-negotiation value shown as false though it was
set with 100G
Description:
With vSphere web client, auto-negotiation value is shown as false although the configure speed was set
to 100G.
Applies to: ESXi 6.7.x
Workaround:
Use the Mellanox mlxlink tool available at www.mellanox.com/page/management_tools to read the link
speed value.
Known issues 13