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  1. Embedded Software & Tools
  2. EXT_EP-10517

Performance measurement incorrect for display node

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: Medium Medium
    • Processor SDK - Jacinto
    • ADASVISION-4412
    • SDK_J7_07_00_00
    • PROCESSOR_SDK_08.04.00
    • j721e-evm

      Display is configured to run at 60fps, and the expectation from the performance reported by Display node is 16.67ms. What is observed in performance log is much less and is misleading.

      GRAPH: app_multi_cam_graph (#nodes = 6, #executions = 1646)
      NODE: CAPTURE1: capture_node: avg = 18311 usecs, min/max = 14603 / 54933 usecs, #executions = 1646
      NODE: VPAC_VISS1: viss_node: avg = 29521 usecs, min/max = 27144 / 30435 usecs, #executions = 1646
      NODE: IPU1-0: aewb_node: avg = 3610 usecs, min/max = 249 / 7810 usecs, #executions = 1646
      NODE: VPAC_LDC1: ldc_node: avg = 24332 usecs, min/max = 23112 / 41819 usecs, #executions = 1646
      NODE: VPAC_MSC1: mosaic_node: avg = 19513 usecs, min/max = 18546 / 39612 usecs, #executions = 1646
      NODE: DISPLAY1: display_node: avg = 6784 usecs, min/max = 86 / 25173 usecs, #executions = 1646

      PERF: FILEIO: avg = 0 usecs, min/max = 4294967295 / 0 usecs, #executions = 0
      PERF: TOTAL: avg = 29706 usecs, min/max = 3 / 82781 usecs, #executions = 1650

      PERF: TOTAL: 33.66 FPS

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            syncuser TI User
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              Created:
              Updated: