[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:37577"}},
{"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":275.042,"dur":169.793,"args":{"object":10735576558023475201}},
{"name":"history::read_history(::String)","ph":"X","pid":1,"tid":1,"ts":444.835,"dur":538595.737,"args":{"object":10735576558023475201,"queued_after_submit_us":13.5,"dispatch_wait_us":11.125,"settle_after_end_us":147.084}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]
