How many GCD Perf Events are there in the GCD Performance track of Instruments?

I add a GCD Performance track in my instruments target and get some GCD Perf Event, such as "Mutable Target", "Delayed Registration", and "9".
How many GCD Perf Events and what do these events mean?
Up vote post of shino996 Down vote post of shino996
510 views
Posted by
shino996
Reply
Add a Comment