[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:36463"}},
{"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":83.044,"dur":30.209,"args":{"object":9934837423886303233}},
{"name":"history::read_history(::String)","ph":"X","pid":1,"tid":1,"ts":113.253,"dur":658213.024,"args":{"object":9934837423886303233,"queued_after_submit_us":3.25,"dispatch_wait_us":2.209,"settle_after_end_us":68.002}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]
