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Claes Nordmark commented on MJAR-259: ------------------------------------- [~khmarbaise] I doesn't seem to be able to VOTE on the DEV email list. Have logged in and posted but my reply doesn't seem to show up. > Archiving to jar is very slow > ----------------------------- > > Key: MJAR-259 > URL: https://issues.apache.org/jira/browse/MJAR-259 > Project: Maven JAR Plugin > Issue Type: Bug > Affects Versions: 3.1.0 > Environment: Redhat7 > Reporter: Claes Nordmark > Priority: Major > > Doing a stackdump while "maven-jar-plugin:3.1.0:jar (default-jar)" shows > thread spending a lot of time in UnixNativeDispatcher.getgrgid. > This was not visible in java 8 and jar plugin version 2.6. > Our previous build time has been increased from 5min to 3h 30min. > Tested version Java 11 and 3.1.0 of maven-jar-plugin > > {code:java} > <plugin> > <groupId>org.apache.maven.plugins</groupId> > <artifactId>maven-jar-plugin</artifactId> > <version>${maven.jar.plugin.version}</version> > <configuration> > <forceCreation>true</forceCreation> > <archive> > <index>true</index> > <manifest> > <addClasspath>true</addClasspath> > </manifest> > </archive> > </configuration> > </plugin> > > {code} > > {code:java} > java.lang.Thread.State: RUNNABLE > at sun.nio.fs.UnixNativeDispatcher.getgrgid(java.base@11/Native Method) > at > sun.nio.fs.UnixUserPrincipals.fromGid(java.base@11/UnixUserPrincipals.java:129) > at > sun.nio.fs.UnixFileAttributes.group(java.base@11/UnixFileAttributes.java:208) > - locked <0x000000067c2b31f0> (a sun.nio.fs.UnixFileAttributes) > at > sun.nio.fs.UnixFileAttributeViews$Posix.addRequestedPosixAttributes(java.base@11/UnixFileAttributeViews.java:214) > at > sun.nio.fs.UnixFileAttributeViews$Unix.readAttributes(java.base@11/UnixFileAttributeViews.java:362) > at > sun.nio.fs.AbstractFileSystemProvider.readAttributes(java.base@11/AbstractFileSystemProvider.java:94) > at java.nio.file.Files.readAttributes(java.base@11/Files.java:1996) > at > org.codehaus.plexus.components.io.attributes.FileAttributes.<init>(FileAttributes.java:67) > at > org.codehaus.plexus.components.io.resources.PlexusIoFileResourceCollection.addResources(PlexusIoFileResourceCollection.java:156) > at > org.codehaus.plexus.components.io.resources.PlexusIoFileResourceCollection.getResources(PlexusIoFileResourceCollection.java:254) > at > org.codehaus.plexus.archiver.AbstractArchiver$1.hasNext(AbstractArchiver.java:506) > at > org.codehaus.plexus.archiver.zip.AbstractZipArchiver.createArchiveMain(AbstractZipArchiver.java:256) > at > org.codehaus.plexus.archiver.zip.AbstractZipArchiver.execute(AbstractZipArchiver.java:234) > at > org.codehaus.plexus.archiver.AbstractArchiver.createArchive(AbstractArchiver.java:987) > at > org.apache.maven.archiver.MavenArchiver.createArchive(MavenArchiver.java:649) > at > org.apache.maven.plugins.jar.AbstractJarMojo.createArchive(AbstractJarMojo.java:224) > at > org.apache.maven.plugins.jar.AbstractJarMojo.execute(AbstractJarMojo.java:255) > at > org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:137) > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208) > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:154) > at > org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:146) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:117) > at > org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:200) > at > org.apache.maven.lifecycle.internal.builder.multithreaded.MultiThreadedBuilder$1.call(MultiThreadedBuilder.java:196) > at java.util.concurrent.FutureTask.run(java.base@11/FutureTask.java:264) > at > java.util.concurrent.Executors$RunnableAdapter.call(java.base@11/Executors.java:515) > at java.util.concurrent.FutureTask.run(java.base@11/FutureTask.java:264) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@11/ThreadPoolExecutor.java:1128) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@11/ThreadPoolExecutor.java:628) > at java.lang.Thread.run(java.base@11/Thread.java:834){code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)