LTTng CLUST: A System-Wide Unified CPU and GPU Tracing Tool for OpenCL Applications

Table 1

Recording capabilities differences between CLUST and GPU driver monitoring.

	CLUST	i915 monitoring
Host side command queue	✓	✓
Device side command queue	✓
Command-specific metrics	✓

: We know that a command is either in the device's command queue or currently executing on the device.