vk_layer_settings.txt

khronos_validation.enables = VK_VALIDATION_FEATURE_ENABLE_GPU_ASSISTED_EXT
khronos_validation.enables = VK_VALIDATION_FEATURE_ENABLE_BEST_PRACTICES_EXT 
khronos_validation.enables = VK_VALIDATION_FEATURE_ENABLE_DEBUG_PRINTF_EXT
khronos_validation.enables = VK_VALIDATION_FEATURE_ENABLE_SYNCHRONIZATION_VALIDATION_EXT 
khronos_validation.printf_to_stdout = true
khronos_validation.printf_buffer_size = 16384