[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:35237"}},
{"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":318.21,"dur":124.042,"args":{"object":12734557966552793089}},
{"name":"history::read_history(::String)","ph":"X","pid":1,"tid":1,"ts":442.252,"dur":786134.313,"args":{"object":12734557966552793089,"queued_after_submit_us":10.417,"dispatch_wait_us":11.167,"settle_after_end_us":68.875}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]
