[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:38803"}},
{"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":178.502,"dur":102.709,"args":{"object":3699434415001174017}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":1,"tid":1,"ts":281.211,"dur":774657.062,"args":{"object":3699434415001174017,"queued_after_submit_us":26.792,"dispatch_wait_us":7.334,"settle_after_end_us":198.96}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]
