GNOME - "gnome-session"
&
/etc/gdm/custom.conf
[daemon]
WaylandEnable=false


- ps a | grep [X]org :

... tty1 ... /usr/libexec/Xorg vt1 -displayfd 3 -auth /run/user/42/gdm/Xauthority -nolisten tcp -background none -noreset -keeptty -verbose 3
... tty2 ... /usr/libexec/Xorg vt2 -displayfd 3 -auth /run/user/1000/gdm/Xauthority -nolisten tcp -background none -noreset -keeptty -verbose 3


- journalctl -b -o cat | grep -i 'glamor\|glx' :

(II) LoadModule: "glx"
(II) Loading /usr/lib64/xorg/modules/extensions/libglx.so
(II) Module glx: vendor="X.Org Foundation"
(==) AIGLX enabled
(II) Loading sub module "glamoregl"
(II) LoadModule: "glamoregl"
(II) Loading /usr/lib64/xorg/modules/libglamoregl.so
(II) Module glamoregl: vendor="X.Org Foundation"
(II) glamor: OpenGL accelerated X.org driver based.
(II) glamor: EGL version 1.4 (DRI2):
(II) modeset(0): glamor initialized
(II) AIGLX: enabled GLX_MESA_copy_sub_buffer
(II) AIGLX: enabled GLX_ARB_create_context
(II) AIGLX: enabled GLX_ARB_create_context_profile
(II) AIGLX: enabled GLX_EXT_create_context_es2_profile
(II) AIGLX: enabled GLX_INTEL_swap_event
(II) AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control
(II) AIGLX: enabled GLX_EXT_framebuffer_sRGB
(II) AIGLX: enabled GLX_ARB_fbconfig_float
(II) AIGLX: GLX_EXT_texture_from_pixmap backed by buffer objects
(II) AIGLX: Loaded and initialized nouveau
(II) GLX: Initialized DRI2 GL provider for screen 0
(II) AIGLX: Suspending AIGLX clients for VT switch
(II) LoadModule: "glx"
(II) Loading /usr/lib64/xorg/modules/extensions/libglx.so
(II) Module glx: vendor="X.Org Foundation"
(==) AIGLX enabled
(II) Loading sub module "glamoregl"
(II) LoadModule: "glamoregl"
(II) Loading /usr/lib64/xorg/modules/libglamoregl.so
(II) Module glamoregl: vendor="X.Org Foundation"
(II) glamor: OpenGL accelerated X.org driver based.
(II) glamor: EGL version 1.4 (DRI2):
(II) modeset(0): glamor initialized
(II) AIGLX: enabled GLX_MESA_copy_sub_buffer
(II) AIGLX: enabled GLX_ARB_create_context
(II) AIGLX: enabled GLX_ARB_create_context_profile
(II) AIGLX: enabled GLX_EXT_create_context_es2_profile
(II) AIGLX: enabled GLX_INTEL_swap_event
(II) AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control
(II) AIGLX: enabled GLX_EXT_framebuffer_sRGB
(II) AIGLX: enabled GLX_ARB_fbconfig_float
(II) AIGLX: GLX_EXT_texture_from_pixmap backed by buffer objects
(II) AIGLX: Loaded and initialized nouveau
(II) GLX: Initialized DRI2 GL provider for screen 0


~~~~~~~~~~ ~~~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~ ~~~~~ ~~~~ ~~~ ~~ ~


GNOME on Wayland - "gnome-session --session=gnome-wayland"
&
/etc/gdm/custom.conf
[daemon]
WaylandEnable=true


- ps a | grep [X]wayland :

... tty1 ... /usr/bin/Xwayland :1024 -rootless -noreset -listen 4 -listen 5 -displayfd 6
... tty2 ... /usr/bin/Xwayland :0 -rootless -noreset -listen 4 -listen 5 -displayfd 6


- journalctl -b -o cat | grep -i 'glamor\|glx' :

glamor: EGL version 1.4 (DRI2):
(II) LoadModule: "glx"
(II) Loading /usr/lib64/xorg/modules/extensions/libglx.so
(II) Module glx: vendor="X.Org Foundation"
(==) AIGLX enabled
(II) Loading sub module "glamoregl"
(II) LoadModule: "glamoregl"
(II) Loading /usr/lib64/xorg/modules/libglamoregl.so
(II) Module glamoregl: vendor="X.Org Foundation"
(II) glamor: OpenGL accelerated X.org driver based.
(II) glamor: EGL version 1.4 (DRI2):
(II) modeset(0): glamor initialized
(II) AIGLX: enabled GLX_MESA_copy_sub_buffer
(II) AIGLX: enabled GLX_ARB_create_context
(II) AIGLX: enabled GLX_ARB_create_context_profile
(II) AIGLX: enabled GLX_EXT_create_context_es2_profile
(II) AIGLX: enabled GLX_INTEL_swap_event
(II) AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control
(II) AIGLX: enabled GLX_EXT_framebuffer_sRGB
(II) AIGLX: enabled GLX_ARB_fbconfig_float
(II) AIGLX: GLX_EXT_texture_from_pixmap backed by buffer objects
(II) AIGLX: Loaded and initialized nouveau
(II) GLX: Initialized DRI2 GL provider for screen 0
glamor: EGL version 1.4 (DRI2):
glamor: EGL version 1.4 (DRI2):


~~~~~~~~~~ ~~~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~ ~~~~~ ~~~~ ~~~ ~~ ~


gnome-session-xsession-3.16.0-2.fc23.x86_64
gnome-session-wayland-session-3.16.0-2.fc23.x86_64
xorg-x11-server-Xorg-1.17.2-1.fc23.x86_64
mesa-dri-drivers-10.7.0-0.devel.1.8787141.fc23.x86_64
xorg-x11-server-Xwayland-1.17.2-1.fc23.x86_64
mesa-libwayland-egl-10.7.0-0.devel.1.8787141.fc23.x86_64


~~~~~~~~~~ ~~~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~ ~~~~~ ~~~~ ~~~ ~~ ~


- glmark2 :

=======================================================
    glmark2 2014.03
=======================================================
    OpenGL Information
    GL_VENDOR:     nouveau
    GL_RENDERER:   Gallium 0.4 on NV98
    GL_VERSION:    3.0 Mesa 10.7.0-devel (git-8787141)
=======================================================
[build] use-vbo=false: FPS: 511 FrameTime: 1.957 ms
[build] use-vbo=true: FPS: 553 FrameTime: 1.808 ms
[texture] texture-filter=nearest: FPS: 465 FrameTime: 2.151 ms
[texture] texture-filter=linear: FPS: 459 FrameTime: 2.179 ms
[texture] texture-filter=mipmap: FPS: 481 FrameTime: 2.079 ms
[shading] shading=gouraud: FPS: 456 FrameTime: 2.193 ms
[shading] shading=blinn-phong-inf: FPS: 451 FrameTime: 2.217 ms
[shading] shading=phong: FPS: 366 FrameTime: 2.732 ms
[shading] shading=cel: FPS: 341 FrameTime: 2.933 ms
[bump] bump-render=high-poly: FPS: 347 FrameTime: 2.882 ms
[bump] bump-render=normals: FPS: 490 FrameTime: 2.041 ms
[bump] bump-render=height: FPS: 459 FrameTime: 2.179 ms
[effect2d] kernel=0,1,0;1,-4,1;0,1,0;: FPS: 249 FrameTime: 4.016 ms
[effect2d] kernel=1,1,1,1,1;1,1,1,1,1;1,1,1,1,1;: FPS: 85 FrameTime: 11.765 ms
[pulsar] light=false:quads=5:texture=false: FPS: 392 FrameTime: 2.551 ms
[desktop] blur-radius=5:effect=blur:passes=1:separable=true:windows=4: FPS: 97 FrameTime: 10.309 ms
[desktop] effect=shadow:windows=4: FPS: 229 FrameTime: 4.367 ms
[buffer] columns=200:interleave=false:update-dispersion=0.9:update-fraction=0.5:update-method=map: FPS: 336 FrameTime: 2.976 ms
[buffer] columns=200:interleave=false:update-dispersion=0.9:update-fraction=0.5:update-method=subdata: FPS: 349 FrameTime: 2.865 ms
[buffer] columns=200:interleave=true:update-dispersion=0.9:update-fraction=0.5:update-method=map: FPS: 326 FrameTime: 3.067 ms
[ideas] speed=duration: FPS: 406 FrameTime: 2.463 ms
[jellyfish] <default>: FPS: 234 FrameTime: 4.274 ms
[terrain] <default>: FPS: 18 FrameTime: 55.556 ms
[shadow] <default>: FPS: 241 FrameTime: 4.149 ms
[refract] <default>: FPS: 62 FrameTime: 16.129 ms
[conditionals] fragment-steps=0:vertex-steps=0: FPS: 443 FrameTime: 2.257 ms
[conditionals] fragment-steps=5:vertex-steps=0: FPS: 314 FrameTime: 3.185 ms
[conditionals] fragment-steps=0:vertex-steps=5: FPS: 447 FrameTime: 2.237 ms
[function] fragment-complexity=low:fragment-steps=5: FPS: 452 FrameTime: 2.212 ms
[function] fragment-complexity=medium:fragment-steps=5: FPS: 347 FrameTime: 2.882 ms
[loop] fragment-loop=false:fragment-steps=5:vertex-steps=5: FPS: 455 FrameTime: 2.198 ms
[loop] fragment-steps=5:fragment-uniform=false:vertex-steps=5: FPS: 459 FrameTime: 2.179 ms
[loop] fragment-steps=5:fragment-uniform=true:vertex-steps=5: FPS: 364 FrameTime: 2.747 ms
=======================================================
                                  glmark2 Score: 354 
=======================================================


~~~~~~~~~~ ~~~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~ ~~~~~ ~~~~ ~~~ ~~ ~


- glmark2-es2 :

** Failed to set swap interval. Results may be bounded above by refresh rate.
=======================================================
    glmark2 2014.03
=======================================================
    OpenGL Information
    GL_VENDOR:     VMware, Inc.
    GL_RENDERER:   Gallium 0.4 on llvmpipe (LLVM 3.6, 128 bits)
    GL_VERSION:    OpenGL ES 2.0 Mesa 10.7.0-devel (git-8787141)
=======================================================
** Failed to set swap interval. Results may be bounded above by refresh rate.
[build] use-vbo=false: FPS: 133 FrameTime: 7.519 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[build] use-vbo=true: FPS: 135 FrameTime: 7.407 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[texture] texture-filter=nearest: FPS: 176 FrameTime: 5.682 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[texture] texture-filter=linear: FPS: 171 FrameTime: 5.848 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[texture] texture-filter=mipmap: FPS: 155 FrameTime: 6.452 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[shading] shading=gouraud: FPS: 101 FrameTime: 9.901 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[shading] shading=blinn-phong-inf: FPS: 99 FrameTime: 10.101 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[shading] shading=phong: FPS: 89 FrameTime: 11.236 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[shading] shading=cel: FPS: 89 FrameTime: 11.236 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[bump] bump-render=high-poly: FPS: 48 FrameTime: 20.833 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[bump] bump-render=normals: FPS: 170 FrameTime: 5.882 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[bump] bump-render=height: FPS: 164 FrameTime: 6.098 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[effect2d] kernel=0,1,0;1,-4,1;0,1,0;: FPS: 118 FrameTime: 8.475 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[effect2d] kernel=1,1,1,1,1;1,1,1,1,1;1,1,1,1,1;: FPS: 78 FrameTime: 12.821 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[pulsar] light=false:quads=5:texture=false: FPS: 162 FrameTime: 6.173 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[desktop] blur-radius=5:effect=blur:passes=1:separable=true:windows=4: FPS: 40 FrameTime: 25.000 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[desktop] effect=shadow:windows=4: FPS: 81 FrameTime: 12.346 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[buffer] columns=200:interleave=false:update-dispersion=0.9:update-fraction=0.5:update-method=map: FPS: 66 FrameTime: 15.152 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[buffer] columns=200:interleave=false:update-dispersion=0.9:update-fraction=0.5:update-method=subdata: FPS: 65 FrameTime: 15.385 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[buffer] columns=200:interleave=true:update-dispersion=0.9:update-fraction=0.5:update-method=map: FPS: 68 FrameTime: 14.706 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[ideas] speed=duration: FPS: 110 FrameTime: 9.091 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[jellyfish] <default>: FPS: 65 FrameTime: 15.385 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[terrain] <default>: FPS: 4 FrameTime: 250.000 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[shadow] <default>: FPS: 67 FrameTime: 14.925 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[refract] <default>: FPS: 10 FrameTime: 100.000 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[conditionals] fragment-steps=0:vertex-steps=0: FPS: 124 FrameTime: 8.065 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[conditionals] fragment-steps=5:vertex-steps=0: FPS: 96 FrameTime: 10.417 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[conditionals] fragment-steps=0:vertex-steps=5: FPS: 120 FrameTime: 8.333 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[function] fragment-complexity=low:fragment-steps=5: FPS: 111 FrameTime: 9.009 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[function] fragment-complexity=medium:fragment-steps=5: FPS: 94 FrameTime: 10.638 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[loop] fragment-loop=false:fragment-steps=5:vertex-steps=5: FPS: 109 FrameTime: 9.174 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[loop] fragment-steps=5:fragment-uniform=false:vertex-steps=5: FPS: 109 FrameTime: 9.174 ms
** Failed to set swap interval. Results may be bounded above by refresh rate.
[loop] fragment-steps=5:fragment-uniform=true:vertex-steps=5: FPS: 102 FrameTime: 9.804 ms
=======================================================
                                  glmark2 Score: 100 
=======================================================