[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:40775"}},
{"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":64.083,"dur":27.5,"args":{"object":9526366655144263681}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":1,"tid":1,"ts":91.583,"dur":721560.96,"args":{"object":9526366655144263681,"queued_after_submit_us":5.75,"dispatch_wait_us":2.5,"settle_after_end_us":56.124}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]