[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:43493"}},
{"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":65.709,"dur":33.208,"args":{"object":7765848427958632449}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":1,"tid":1,"ts":98.917,"dur":999690.219,"args":{"object":7765848427958632449,"queued_after_submit_us":6.25,"dispatch_wait_us":2.084,"settle_after_end_us":71.125}},
{"name":"inputs","ph":"X","pid":1,"tid":2,"ts":14351047.626,"dur":52.0,"args":{"object":7765848427958632450}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":1,"tid":1,"ts":14351099.626,"dur":1074681.424,"args":{"object":7765848427958632450,"queued_after_submit_us":11.708,"dispatch_wait_us":3.209,"settle_after_end_us":104.667}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]