[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:42979"}},
{"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":217.043,"dur":135.71,"args":{"object":3459203218960023554}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":1,"tid":1,"ts":352.753,"dur":1414794.775,"args":{"object":3459203218960023554,"queued_after_submit_us":0.833,"dispatch_wait_us":50.292,"settle_after_end_us":70.625}},
{"name":"process_name","ph":"M","pid":2,"tid":0,"args":{"name":"worker 127.0.0.1:45731"}},
{"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":216.668,"dur":98.543,"args":{"object":3459203218960023553}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":2,"tid":1,"ts":315.211,"dur":1530100.167,"args":{"object":3459203218960023553,"queued_after_submit_us":26.917,"dispatch_wait_us":9.0,"settle_after_end_us":126.126}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]