1
2"name","ts","dur","thread_dur"
3"event1_on_t1",1000,100,10000
4"event2_on_t1",2000,200,30000
5"event3_on_t1",2000,200,10000
6"event4_on_t1",4000,0,0
7"float_counter_on_t1",4300,0,"[NULL]"
8"float_counter_on_t1",4500,0,"[NULL]"
9"event1_on_t3",4000,100,5000
10