[
{"name":"process_name","ph":"M","pid":1,"tid":0,"args":{"name":"worker 127.0.0.1:41967"}},
{"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":263.751,"dur":91.083,"args":{"object":2060935590219612161}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":1,"tid":1,"ts":354.834,"dur":1543317.332,"args":{"object":2060935590219612161,"queued_after_submit_us":28.876,"dispatch_wait_us":13.5,"settle_after_end_us":226.209}},
{"name":"process_name","ph":"M","pid":2,"tid":0,"args":{"name":"worker 127.0.0.1:36067"}},
{"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":348.043,"dur":120.083,"args":{"object":2060935590219612163}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":2,"tid":1,"ts":468.126,"dur":1573156.303,"args":{"object":2060935590219612163,"queued_after_submit_us":1.0,"dispatch_wait_us":113.166,"settle_after_end_us":122.167}},
{"name":"process_name","ph":"M","pid":3,"tid":0,"args":{"name":"worker 127.0.0.1:46785"}},
{"name":"thread_name","ph":"M","pid":3,"tid":1,"args":{"name":"running"}},
{"name":"thread_name","ph":"M","pid":3,"tid":2,"args":{"name":"waiting for inputs"}},
{"name":"inputs","ph":"X","pid":3,"tid":2,"ts":295.001,"dur":106.667,"args":{"object":2060935590219612162}},
{"name":"headversion::read_head_version(::String)","ph":"X","pid":3,"tid":1,"ts":401.668,"dur":1906087.613,"args":{"object":2060935590219612162,"queued_after_submit_us":2.416,"dispatch_wait_us":77.417,"settle_after_end_us":82.167}},
{"name":"end","ph":"i","ts":0,"pid":0,"tid":0,"s":"g"}
]