[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:38341"}},
{"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":2330.48,"dur":976.657,"args":{"object":2553597063812087809}},
{"name":"history::read_history(::String)","ph":"X","pid":1,"tid":1,"ts":3307.137,"dur":653652.156,"args":{"object":2553597063812087809,"queued_after_submit_us":4.76,"dispatch_wait_us":4.4,"settle_after_end_us":208.844}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]
