How to reduce screen tearing in Gnome Desktop in Scientific Linux or Centos 7 Guest with VBOX 5.1 in Windows 10 Host.
I tried the following. It is still not working.
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[root@SL-VM ~]# more /etc/X11/xorg.conf.d/20-intel.conf
Section "Device"
Identifier "VirtualBox Graphics"
Driver "vboxvideo"
VendorName "InnoTek Systemberatung GmbH"
BoardName "VirtualBox Graphics Adapter"
Option "AccelMethod" "sna"
Option "TearFree" "true"
EndSection
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[root@SL-VM ~]# lspci -k
00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev 02)
00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II]
00:01.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01)
Kernel driver in use: ata_piix
Kernel modules: ata_piix, pata_acpi, ata_generic
00:02.0 VGA compatible controller: InnoTek Systemberatung GmbH VirtualBox Graphics Adapter
00:03.0 Ethernet controller: Intel Corporation 82540EM Gigabit Ethernet Controller (rev 02)
Subsystem: Intel Corporation PRO/1000 MT Desktop Adapter
Kernel driver in use: e1000
Kernel modules: e1000
00:04.0 System peripheral: InnoTek Systemberatung GmbH VirtualBox Guest Service
Kernel driver in use: vboxguest
Kernel modules: vboxguest
00:05.0 Multimedia audio controller: Intel Corporation 82801AA AC'97 Audio Controller (rev 01)
Subsystem: Dell Device 0177
Kernel driver in use: snd_intel8x0
Kernel modules: snd_intel8x0
00:06.0 USB controller: Apple Inc. KeyLargo/Intrepid USB
Kernel driver in use: ohci-pci
00:07.0 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 08)
Kernel modules: i2c_piix4
00:08.0 Ethernet controller: Intel Corporation 82540EM Gigabit Ethernet Controller (rev 02)
Subsystem: Intel Corporation PRO/1000 MT Desktop Adapter
Kernel driver in use: e1000
Kernel modules: e1000
00:0d.0 SATA controller: Intel Corporation 82801HM/HEM (ICH8M/ICH8M-E) SATA Controller [AHCI mode] (rev 02)
Kernel driver in use: ahci
Kernel modules: ahci
thanks , hp