You're using the VMware or Lenovo/IBM customized image ? Have you applied this configuration ? VMware ESXi 5.x and ESXi 6.x with extended MMIO addressing - Lenovo x86 servers
Se this another thread:
You're using the VMware or Lenovo/IBM customized image ? Have you applied this configuration ? VMware ESXi 5.x and ESXi 6.x with extended MMIO addressing - Lenovo x86 servers
Se this another thread: VMWare installation Flex X240 M5 Node