[concurrency-interest] Timestamps-based ConcurrentMap

Chris Purcell chris.purcell.39 at gmail.com
Fri Mar 10 03:10:03 EST 2006

> But atomic access to ConcurrentHashMap can't be done - there is no 
> global lock to grab, nor do you want one.

As I understood it, though, updates *are* done under mutual exclusion. 
Why can't a "global lock" operation just grab all the fine-grained 
locks and hold them simultaneously?


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