Comment 117 for bug 1672297

Regarding continually increasing Pss_Shmem, diffing numa_maps has these...
Can these glfw mappings be reason for the increased memory usage?

59d20d348000 default file=/usr/bin/gnome-shell anon=1 dirty=1 active=0 N0=1 kernelpagesize_kB=4
 59d20d988000 default heap anon=26945 dirty=26945 active=0 N0=26945 kernelpagesize_kB=4
-775066988000 default file=/memfd:glfw-shared\040(deleted) dirty=234 mapmax=2 active=0 N0=234 kernelpagesize_kB=4
+775064ebb000 default file=/memfd:glfw-shared\040(deleted) dirty=231 mapmax=2 active=0 N0=231 kernelpagesize_kB=4
+775065042000 default file=/memfd:glfw-shared\040(deleted) dirty=240 active=0 N0=240 kernelpagesize_kB=4
+7750651c9000 default file=/dev/dri/card0
+7750655c9000 default file=/memfd:glfw-shared\040(deleted) dirty=233 active=0 N0=233 kernelpagesize_kB=4
+775065750000 default file=/memfd:glfw-shared\040(deleted) dirty=242 active=0 N0=242 kernelpagesize_kB=4
+7750658d7000 default file=/memfd:glfw-shared\040(deleted) dirty=235 active=0 N0=235 kernelpagesize_kB=4
+775065a5e000 default file=/memfd:glfw-shared\040(deleted) dirty=228 active=0 N0=228 kernelpagesize_kB=4
+775065be5000 default file=/dev/dri/card0
+775065fe5000 default file=/memfd:glfw-shared\040(deleted) dirty=237 mapmax=2 active=0 N0=237 kernelpagesize_kB=4
+77506616c000 default file=/memfd:glfw-shared\040(deleted) dirty=246 active=0 N0=246 kernelpagesize_kB=4
+7750662f3000 default file=/memfd:glfw-shared\040(deleted) dirty=240 active=0 N0=240 kernelpagesize_kB=4
+77506647a000 default file=/memfd:glfw-shared\040(deleted) dirty=232 active=0 N0=232 kernelpagesize_kB=4
+77506667a000 default file=/memfd:glfw-shared\040(deleted) dirty=232 active=0 N0=232 kernelpagesize_kB=4
+775066801000 default file=/memfd:glfw-shared\040(deleted) dirty=241 active=0 N0=241 kernelpagesize_kB=4
+775066988000 default file=/memfd:glfw-shared\040(deleted) dirty=234 active=0 N0=234 kernelpagesize_kB=4
 775066b0f000 default file=/memfd:glfw-shared\040(deleted) dirty=227 active=0 N0=227 kernelpagesize_kB=4
-775066c96000 default file=/dev/dri/card0
+775066d88000 default file=/memfd:glfw-shared\040(deleted) dirty=234 active=0 N0=234 kernelpagesize_kB=4
+775066f0f000 default file=/memfd:glfw-shared\040(deleted) dirty=227 active=0 N0=227 kernelpagesize_kB=4
 775067096000 default file=/memfd:glfw-shared\040(deleted) dirty=236 active=0 N0=236 kernelpagesize_kB=4
 77506721d000 default file=/memfd:glfw-shared\040(deleted) dirty=245 active=0 N0=245 kernelpagesize_kB=4