1"id","type","ts","upid","heap_name","callsite_id","count","size"
20,"heap_profile_allocation",0,0,"malloc",0,1,1
31,"heap_profile_allocation",0,0,"malloc",0,-1,-1
42,"heap_profile_allocation",0,0,"custom",0,1,1
53,"heap_profile_allocation",0,0,"custom",0,-1,-1
6