Hi Mike, I believe this is HTRACE-234.
https://issues.apache.org/jira/browse/HTRACE-234 The workaround is to use Maven 3.0.4 rather than a later version. :( Unfortunately, this appears to result from a bug in the maven-shade plugin. I wish we had a better workaround, but right now we don't... best, Colin On Wed, Sep 14, 2016, at 12:59, Mike Drob wrote: > Hey folks, > > I've run into an issue where when I am building htrace the process gets > stuck creating a dep-reduced pom for htrace-hbase module over and over > again. I'm not sure which plugin is even asking for this pom file, or > what > it gets used for/how it is generated. If anybody has seen anything like > this, or has any advice, I'd be very appreciative. > > I can reproduce it consistently with > mvn clean package -pl htrace-hbase -am -DskipTests > > My default maven/java details are here. Switching to java 7 did not > change > things. > > Apache Maven 3.3.9 (bb52d8502b132ec0a5a3f4c09453c07478323dc5; > 2015-11-10T10:41:47-06:00) > Maven home: /opt/apache-maven-3.3.9 > Java version: 1.8.0_101, vendor: Oracle Corporation > Java home: /usr/lib/jvm/java-8-oracle/jre > Default locale: en_US, platform encoding: UTF-8 > OS name: "linux", version: "3.13.0-95-generic", arch: "amd64", family: > "unix" > > When running with debug logging turned on, I see the following set of > lines > printed: > > [DEBUG] Extension realms for project > org.apache.htrace:htrace-hbase:jar:4.2.0-incubating-SNAPSHOT: (none) > [DEBUG] Looking up lifecyle mappings for packaging jar from > ClassRealm[plexus.core, parent: null] > [DEBUG] Extension realms for project > org.apache.htrace:htrace:pom:4.2.0-incubating-SNAPSHOT: (none) > [DEBUG] Looking up lifecyle mappings for packaging pom from > ClassRealm[plexus.core, parent: null] > [DEBUG] Extension realms for project org.apache:apache:pom:17: (none) > [DEBUG] Looking up lifecyle mappings for packaging pom from > ClassRealm[plexus.core, parent: null] > [DEBUG] building maven31 dependency graph for > org.apache.htrace:htrace-hbase:jar:4.2.0-incubating-SNAPSHOT > [DEBUG] Dependency collection stats: {ConflictMarker.analyzeTime=0, > ConflictMarker.markTime=0, ConflictMarker.nodeCount=48, > ConflictIdSorter.graphTime=0, ConflictIdSorter.topsortTime=0, > ConflictIdSorter.conflictIdCount=28, > ConflictIdSorter.conflictIdCycleCount=0, ConflictResolver.totalTime=0, > ConflictResolver.conflictItemCount=21, > DefaultDependencyCollector.collectTime=1, > DefaultDependencyCollector.transformTime=0} > [DEBUG] org.apache.htrace:htrace-hbase:jar:4.2.0-incubating-SNAPSHOT > [DEBUG] > org.apache.htrace:htrace-core4:jar:4.2.0-incubating-SNAPSHOT:provided > [DEBUG] commons-logging:commons-logging:jar:1.1.1:provided > [DEBUG] > org.apache.htrace:htrace-core4:jar:tests:4.2.0-incubating-SNAPSHOT:test > [DEBUG] com.fasterxml.jackson.core:jackson-core:jar:2.4.0:test > [DEBUG] com.fasterxml.jackson.core:jackson-databind:jar:2.4.0:test > [DEBUG] > com.fasterxml.jackson.core:jackson-annotations:jar:2.4.0:test > [DEBUG] junit:junit:jar:4.11:test > [DEBUG] org.apache.hbase:hbase-common:jar:1.1.2:provided > [DEBUG] com.google.protobuf:protobuf-java:jar:2.5.0:provided > [DEBUG] org.apache.hbase:hbase-client:jar:1.1.2:provided > [DEBUG] org.apache.hbase:hbase-testing-util:jar:1.1.2:test > [INFO] Dependency-reduced POM written at: > /home/mdrob/workspace/htrace/htrace-hbase/dependency-reduced-pom.xml > > > Thanks, > Mike
