[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:44843"}},
{"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":302.709,"dur":54.833,"args":{"object":9369541112651317250}},
{"name":"history::read_history(::String)","ph":"X","pid":1,"tid":1,"ts":357.542,"dur":789275.439,"args":{"object":9369541112651317250,"queued_after_submit_us":2.333,"dispatch_wait_us":138.334,"settle_after_end_us":77.875}},
{"name":"process_name","ph":"M","pid":2,"tid":0,"args":{"name":"worker 127.0.0.1:43647"}},
{"name":"thread_name","ph":"M","pid":2,"tid":1,"args":{"name":"running"}},
{"name":"thread_name","ph":"M","pid":2,"tid":2,"args":{"name":"waiting for inputs"}},
{"name":"inputs","ph":"X","pid":2,"tid":2,"ts":260.959,"dur":66.708,"args":{"object":9369541112651317249}},
{"name":"history::read_history(::String)","ph":"X","pid":2,"tid":1,"ts":327.667,"dur":902492.145,"args":{"object":9369541112651317249,"queued_after_submit_us":6.25,"dispatch_wait_us":19.584,"settle_after_end_us":76.75}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]