I've been Slashdot'd. The slides in question are also here.
I gave the talk at the JVM Language Summit, which itself was a lot of fun.
The talk is a repeat of one of the talks I did at JavaOne. I also
Recently I re-did HotSpot's internal locking mechanism for Azul's JVM. The old locking mechanism is approaching 15 years old and features a number of design decisions that are now out-dated:
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