| "scope","track_name","ts","dur","slice_name","key","value" |
| "gpu_log","GPU Log",1,0,"VERBOSE","message","message0" |
| "gpu_log","GPU Log",1,0,"VERBOSE","tag","tag0" |
| "gpu_log","GPU Log",2,0,"DEBUG","message","message1" |
| "gpu_log","GPU Log",2,0,"DEBUG","tag","tag0" |
| "gpu_log","GPU Log",3,0,"INFO","message","message2" |
| "gpu_log","GPU Log",3,0,"INFO","tag","tag0" |
| "gpu_log","GPU Log",4,0,"ERROR","message","message4" |
| "gpu_log","GPU Log",4,0,"ERROR","tag","tag0" |
| "gpu_log","GPU Log",4,0,"WARNING","message","message3" |
| "gpu_log","GPU Log",4,0,"WARNING","tag","tag0" |
| "gpu_log","GPU Log",5,0,"VERBOSE","message","message5" |
| "gpu_log","GPU Log",5,0,"VERBOSE","tag","tag1" |
