[concurrency-interest] debugging alternatives (was Re: Double Checked Locking in OpenJDK)

Nathan Reynolds nathan.reynolds at oracle.com
Wed Aug 15 14:55:44 EDT 2012


We pounded it with a load test as hard as possible.  We had several 
people independently review the code.  We were then scared to death when 
it shipped.  :)

Nathan Reynolds 
<http://psr.us.oracle.com/wiki/index.php/User:Nathan_Reynolds> | 
Consulting Member of Technical Staff | 602.333.9091
Oracle PSR Engineering <http://psr.us.oracle.com/> | Server Technology
On 8/14/2012 5:17 PM, Raoul Duke wrote:
>> head around the problem, though.  In one case, we simply removed the
>> contended synchronized block and everything worked just fine!
> <pessimist>er, and you knew that it did not introduce data races? did
> you test it, or did you only prove it right? oh wait, we can't test to
> prove a negative.</pessimist>
>
> :-)
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