[concurrency-interest] ConcurrentHashMap bulk parallel operations

Tim Peierls tim at peierls.net
Tue Aug 14 09:59:27 EDT 2012

On Tue, Aug 14, 2012 at 9:44 AM, Doug Lea <dl at cs.oswego.edu> wrote:

> * While preliminary performance checks are promising, beware that
> the very first parallel task execution time can be terrible.
> Really terrible. A lot of code needs compiling, threads
> need to  be constructed, memory needs to be reserved, etc,
> to get going. Hopefully some of this will improve.

First for the JVM? for the CHM classloader? for the CHM instance?

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