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From Phil Steitz <phil.ste...@gmail.com>
Subject Re: [math] spinning BOBYQAOptimizerTest
Date Mon, 06 Aug 2012 22:21:04 GMT
On 8/6/12 2:53 PM, Gilles Sadowski wrote:
> On Sun, Aug 05, 2012 at 03:13:33PM -0700, Phil Steitz wrote:
>> The site build just hung on me due to
>> BOBYQAOptimizerTest.testConstrainedRosenWithMoreInterpolationPoints
>> spinning.  A sample thread dump showing the spinning thread is show
>> below.  Above the reference to
>> BOBYQAOptimizer.doOptimize(BOBYQAOptimizer.java:246), successive
>> dumps change.  The code continues to run, but does not complete. 
>> The hang happened during the coberta instrumented test run.
>>
>>     at
>> org.apache.commons.math3.optimization.direct.BOBYQAOptimizer.bobyqb(BOBYQAOptimizer.java:970)
>>     at
>> org.apache.commons.math3.optimization.direct.BOBYQAOptimizer.bobyqa(BOBYQAOptimizer.java:334)
>>     at
>> org.apache.commons.math3.optimization.direct.BOBYQAOptimizer.doOptimize(BOBYQAOptimizer.java:246)
>>     at
>> org.apache.commons.math3.optimization.direct.BaseAbstractMultivariateOptimizer.optimize(BaseAbstractMultivariateOptimizer.java:126)
>>     at
>> org.apache.commons.math3.optimization.direct.BaseAbstractMultivariateSimpleBoundsOptimizer.optimize(BaseAbstractMultivariateSimpleBoundsOptimizer.java:139)
>>     at
>> org.apache.commons.math3.optimization.direct.BOBYQAOptimizerTest.doTest(BOBYQAOptimizerTest.java:321)
>>     at
>> org.apache.commons.math3.optimization.direct.BOBYQAOptimizerTest.testConstrainedRosenWithMoreInterpolationPoints(BOBYQAOptimizerTest.java:249)
> Runs fine here...
> Excerpt from Cobertura report:
> BOBYQAOptimizer   87%          1022/1162       84%         525/624      23

Interesting.  Hangs every time for me on

BOBYQAOptimizer.doOptimize(BOBYQAOptimizer.java:246)

running

Apache Maven 2.2.1 (r801777; 2009-08-06 12:16:01-0700)
java version "1.6.0_33"
Java(TM) SE Runtime Environment (build 1.6.0_33-b03-424-11M3720)
Java HotSpot(TM) 64-Bit Server VM (build 20.8-b03-424, mixed mode)

Phil

>
>
> Gilles
>
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