[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:43033"}},
{"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":536.045,"dur":77.418,"args":{"object":13065925482397040641}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":1,"tid":1,"ts":613.463,"dur":1609939.616,"args":{"object":13065925482397040641,"queued_after_submit_us":27.708,"dispatch_wait_us":18.334,"settle_after_end_us":194.418}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]