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Date: Tue, 07 Aug 2012 20:29:49 +0200
From: Luc Maisonobe <Luc.Maisonobe@free.fr>
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To: Commons Developers List <dev@commons.apache.org>
Subject: Re: [math] spinning BOBYQAOptimizerTest
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Le 07/08/2012 00:21, Phil Steitz a �crit :
> 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

Same here.
I wanted to use cobertura for testing the studff I am working on, and
could not succeed.

I'm running the following versions, on a Linux box with Debian squeeze
OS, a three years old AMD 64 processor and about 6 Gbytes RAM.

(lehrin) luc% mvn -version
Apache Maven 2.2.1 (rdebian-8)
Java version: 1.6.0_24
Java home: /usr/lib/jvm/java-6-openjdk-amd64/jre
Default locale: fr_FR, platform encoding: UTF-8
OS name: "linux" version: "3.2.0-3-amd64" arch: "amd64" Family: "unix"
(lehrin) luc% java -version
java version "1.6.0_24"
OpenJDK Runtime Environment (IcedTea6 1.11.3) (6b24-1.11.3-2)
OpenJDK 64-Bit Server VM (build 20.0-b12, mixed mode)
(lehrin) luc%

Luc

> 
> 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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> 
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