side=standalone-half pid=23229 generation=473 check=474 context=0xb400007730056a60 queue=0xb4000076a001b520 image=0xb400007aa9314010 shadow=0xb400007aa9314810 source=0xb4000076e0048810 output=0xb4000076e0049010 reader_event=0xb40000770003d210 writer_event=0xb40000770003d110 reader_status=0 writer_status=0 width=1 height=1 frame=54 original_scope_alive=1 target_role=original
