[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:39017"}},
{"name":"thread_name","ph":"M","pid":1,"tid":1,"args":{"name":"running"}},
{"name":"thread_name","ph":"M","pid":1,"tid":2,"args":{"name":"waiting for inputs"}},
{"name":"inputs","ph":"X","pid":1,"tid":2,"ts":264.375,"dur":115.542,"args":{"object":2860865483798740993}},
{"name":"history::read_history(::String)","ph":"X","pid":1,"tid":1,"ts":379.917,"dur":497834.3,"args":{"object":2860865483798740993,"queued_after_submit_us":8.583,"dispatch_wait_us":7.042,"settle_after_end_us":201.251}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]
