RFR 8010293 <was> Re: Potential issue with CHM.toArray

[Paul Sandoz]

On Sep 2, 2013, at 1:18 PM, Doug Lea <dl at cs.oswego.edu> wrote:

> On 08/28/2013 09:13 AM, Peter Levart wrote:
>> On 08/28/2013 12:10 PM, Paul Sandoz wrote:
>>> Hi,
>>> 
>>> Intermittent failures were reported with the CHM toArray test in the JDK.
>>> 
>>> I updated the tests to increase the number of runs and the number of workers
>>> and i can reliably reproduce on my laptop, see below.
>>> 
>>> The test presumes the size should always increase but fails when it observes a
>>> new new size less than the previously observed size.
>>> 
>>> Is that a valid assumption?
>> 
>> I guess it should be a valid assumption.
> 
> Thanks to Peter for a good suggestion for preserving this
> assumption without needing to block (or messily avoid blocking)
> on traversal, and to Paul for helping to re-test. An update is
> now in our CVS and in lambda, so can also now move to tl.
> 

Here is the fix in the lambda repo which can be applied to tl:

  http://hg.openjdk.java.net/lambda/lambda/jdk/rev/b73937e96ae0
  http://hg.openjdk.java.net/lambda/lambda/jdk/raw-rev/b73937e96ae0

Paul.