How to fix system info page chart not working problem?
How to fix QuickSync not working and /dev/dri directory not exists problem?
How to fix system info page chart not working problem?
It's a problem caused by the system date of server. Please try following commands to fix it.
1. Install ntpdate.
[For CentOS, RHEL, Fedora]
$ yum install ntpdate -y
[For Ubuntu]
$ apt install ntpdate -y
2. Update system date from time.google.com and reboot.
$ ntpdate -s time.google.com && reboot
How to fix QuickSync not working and /dev/dri directory not exists problem?
Normally, /dev/dri directory not exists is either because Intel driver is not load or not used.
1. Confirm the intel driver is not used. The last number 0 means the driver is not used.
$ lsmod | grep ^i915
i915 1274000 0
1. Edit /etc/default/grub. and remove the "nomodeset" option from "GRUB_CMDLINE_LINE" .
$ sed -Ei 's/\s+nomodeset//g' /etc/default/grub
2. update the grub and reboot.
[For CentOS, RHEL, Fedora]
$ grub2-mkconfig -o /boot/grub2/grub.cfg && reboot
[For Ubuntu]
$ update-grub && reboot