Method start

benchmark_v2/framework/hardware_metrics.py:247–264

Start monitoring GPU metrics in a separate process.

(self)

        connection.close()

    def start(self):
        """Start monitoring GPU metrics in a separate process."""
        if self.gpu_type is None:
            self.logger.debug("GPU monitoring skipped (no supported GPU)")
            return

        self.child_connection, self.parent_connection = Pipe()
        self.process = Process(
            target=GPUMonitor._monitor_worker,
            args=(self.gpu_type, self.sample_interval_sec, self.child_connection),
            daemon=True,
        )
        self.process.start()

        # Wait for worker to signal ready
        if self.process.is_alive():
            self.parent_connection.recv()
        self.logger.debug("GPU monitoring started (multiprocessing)")

    def stop_and_collect(self) -> GPURawMetrics:
        """Stop monitoring and return collected metrics."""