[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:43797"}},
{"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":328.96,"dur":115.417,"args":{"object":9760198693511757825}},
{"name":"history::read_history(::String)","ph":"X","pid":1,"tid":1,"ts":444.377,"dur":585251.716,"args":{"object":9760198693511757825,"queued_after_submit_us":11.042,"dispatch_wait_us":10.5,"settle_after_end_us":178.959}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]
