時々発生する例外 - ssogabeの日記

ちょっと前からHudsonでビルドに失敗することが多くなってきた。どうもMaven Projectでプロジェクトの文書をワークスペースからジョブのディレクトリにコピーする際に、shared libraryの読み込みに失敗しているみたい。
とりあえずGlassfish再起動で直るけど、数回動かすと再発するようです。
[HUDSON] Archiving site
FATAL: Unable to copy site from /home/sogabe/hudson/jobs/injection/workspace/target/site to /home/sogabe/hudson/jobs/injection/site
hudson.util.IOException2: java.lang.UnsatisfiedLinkError: Native Library /home/sogabe/share/glassfish-v2.1/domains/domain1/generated/jsp/j2ee-modules/hudson/loader/com/sun/jna/linux-i386/libjnidispatch.so already loaded in another classloader
	at hudson.FilePath.copyRecursiveTo(FilePath.java:1157)
	at hudson.FilePath.copyRecursiveTo(FilePath.java:1084)
	at hudson.maven.reporters.MavenSiteArchiver.postExecute(MavenSiteArchiver.java:76)
	at hudson.maven.MavenBuild$Builder.postExecute(MavenBuild.java:273)
	at hudson.maven.MavenBuilder$Adapter.postExecute(MavenBuilder.java:290)
	at hudson.maven.agent.PluginManagerInterceptor$1MojoIntercepterImpl.callPost(PluginManagerInterceptor.java:170)
	at hudson.maven.agent.PluginManagerInterceptor.executeMojo(PluginManagerInterceptor.java:183)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:558)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:499)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:478)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:330)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:291)
	at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:142)
	at org.apache.maven.lifecycle.LifecycleExecutorInterceptor.execute(LifecycleExecutorInterceptor.java:65)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:336)
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:129)
	at org.apache.maven.cli.MavenCli.main(MavenCli.java:287)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
	at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
	at hudson.maven.agent.Main.launch(Main.java:158)
	at hudson.maven.MavenBuilder.call(MavenBuilder.java:162)
	at hudson.maven.MavenBuilder.call(MavenBuilder.java:76)
	at hudson.remoting.UserRequest.perform(UserRequest.java:103)
	at hudson.remoting.UserRequest.perform(UserRequest.java:47)
	at hudson.remoting.Request$2.run(Request.java:236)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.util.concurrent.ExecutionException: java.lang.UnsatisfiedLinkError: Native Library /home/sogabe/share/glassfish-v2.1/domains/domain1/generated/jsp/j2ee-modules/hudson/loader/com/sun/jna/linux-i386/libjnidispatch.so already loaded in another classloader
	at hudson.remoting.Channel$1.adapt(Channel.java:542)
	at hudson.remoting.Channel$1.adapt(Channel.java:537)
	at hudson.remoting.FutureAdapter.get(FutureAdapter.java:55)
	at hudson.FilePath.copyRecursiveTo(FilePath.java:1155)
	... 34 more
Caused by: java.lang.UnsatisfiedLinkError: Native Library /home/sogabe/share/glassfish-v2.1/domains/domain1/generated/jsp/j2ee-modules/hudson/loader/com/sun/jna/linux-i386/libjnidispatch.so already loaded in another classloader
	at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1743)
	at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1674)
	at java.lang.Runtime.load0(Runtime.java:770)
	at java.lang.System.load(System.java:1005)
	at com.sun.jna.Native.loadNativeLibraryFromJar(Native.java:609)
	at com.sun.jna.Native.loadNativeLibrary(Native.java:550)
	at com.sun.jna.Native.<clinit>(Native.java:87)
	at hudson.util.jna.GNUCLibrary.<clinit>(GNUCLibrary.java:81)
	at hudson.FilePath.readFromTar(FilePath.java:1268)
	at hudson.FilePath.access$200(FilePath.java:152)
	at hudson.FilePath$28.invoke(FilePath.java:1146)
	at hudson.FilePath$28.invoke(FilePath.java:1143)
	at hudson.FilePath$FileCallableWrapper.call(FilePath.java:1583)
	... 9 more