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From Gilles Sadowski <gil...@harfang.homelinux.org>
Subject Re: [math] spinning BOBYQAOptimizerTest
Date Mon, 06 Aug 2012 23:06:05 GMT
On Mon, Aug 06, 2012 at 03:21:04PM -0700, Phil Steitz wrote:
> 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)
> 

$ mvn -version
Apache Maven 3.0.4
Maven home: /usr/share/maven
Java version: 1.7.0_03-icedtea, vendor: Oracle Corporation
Java home: /usr/lib/jvm/java-7-openjdk-amd64/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "linux", version: "2.6.32-5-vserver-amd64", arch: "amd64", family: "unix"


Gilles

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