[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:35859"}},
{"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":68.875,"dur":83.458,"args":{"object":16476244414386143234}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":1,"tid":1,"ts":152.333,"dur":777444.358,"args":{"object":16476244414386143234,"queued_after_submit_us":0.459,"dispatch_wait_us":19.666,"settle_after_end_us":60.0}},
{"name":"process_name","ph":"M","pid":2,"tid":0,"args":{"name":"worker 127.0.0.1:44481"}},
{"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":68.959,"dur":54.916,"args":{"object":16476244414386143233}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":2,"tid":1,"ts":123.875,"dur":1797040.971,"args":{"object":16476244414386143233,"queued_after_submit_us":7.167,"dispatch_wait_us":3.125,"settle_after_end_us":122.833}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]