Nice. But too many dark blues and greens in the charts, they get difficult to tell apart.
Does it matter if something is plugged in the PCI-e slot?
If you are using GRUB2, edit file /etc/default/grub as root and look for this line:
Originally Posted by ua=42
GRUB_CMDLINE_LINUX_DEFAULT="quiet nomodeset pcie_aspm=force nouveau.modeset=0"
insert pcie_aspm=force option like shown in bold in the example, save the file and restart the system.