Hi everyone, I would like to write my own Java Program with the help of JAVA APIs for Apache Atlas, and then try to create type and entity with this program. Where I find all the Jars which are required for it, and also can it be compile with java compiler only? What things are required to create java program like QuickStart.java, how would I compile and run my code? Thanks, Manoj ... View more

Hi all, I am using linux 14.04, for testing the capabilities of Apache Atlas. Flow of installation Apache Atlas in linux: 1) install zoo keeper 2) install kafka 3) git clone https://github.com/apache/atlas.git 4) mkdir libext inside atlas and copy je-5.0.73.jar to this folder. 5) mvn clean install -DskipTests -X > target.txt 6) Here are the errors and warnings that pop up to screen : mvn clean -DskipTests install -X > trace.txt /home/kafka/atlas/intg/src/main/java/org/apache/atlas/type/AtlasTypeUtil.java:437:84: unexpected token: > /home/kafka/atlas/repository/src/main/java/org/apache/atlas/discovery/EntityLineageService.java:133:28: expecting SEMI, found ',' log4j:WARN No such property [maxFileSize] in org.apache.log4j.PatternLayout. log4j:WARN No such property [maxBackupIndex] in org.apache.log4j.PatternLayout. log4j:WARN No such property [maxFileSize] in org.apache.log4j.PatternLayout. log4j:WARN No such property [maxBackupIndex] in org.apache.log4j.PatternLayout. log4j:WARN No such property [maxFileSize] in org.apache.log4j.PatternLayout. Exception in thread "Connection evictor" java.lang.NoClassDefFoundError: org/apache/http/pool/AbstractConnPool$4 at org.apache.http.pool.AbstractConnPool.closeExpired(AbstractConnPool.java:558) at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.closeExpiredConnections(PoolingHttpClientConnectionManager.java:409) at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:67) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.ClassNotFoundException: org.apache.http.pool.AbstractConnPool$4 at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50) at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239) at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:487) at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:428) ... 4 more Give me some suggestions so that I can start Apache Atlas on Ubuntu 14.04. Thanks and Regards, Manoj ... View more

I am using Apache Atlas 1.0.0, after successful compilation, I try to start Atlas server using ./distro/target/apache-atlas-1.0.0-SNAPSHOT-bin/apache-atlas-1.0.0-SNAPSHOT/bin/atlas_start.py. And it shows - ------------------------ starting atlas on host localhost starting atlas on port 21000 Apache Atlas Server started!!! ------------------------------------------------ While using localhost:21000 in browser, it gives Error 503 : Service unavailable. Could anyone please suggest me, what should I do start the service. And here is my Error log - log4j:WARN No such property [maxFileSize] in org.apache.log4j.PatternLayout. log4j:WARN No such property [maxBackupIndex] in org.apache.log4j.PatternLayout. log4j:WARN No such property [maxFileSize] in org.apache.log4j.PatternLayout. log4j:WARN No such property [maxBackupIndex] in org.apache.log4j.PatternLayout. log4j:WARN No such property [maxFileSize] in org.apache.log4j.PatternLayout. Exception in thread "main" org.apache.atlas.exception.AtlasBaseException: EmbeddedServer.Start: failed! at org.apache.atlas.web.service.EmbeddedServer.start(EmbeddedServer.java:101) at org.apache.atlas.Atlas.main(Atlas.java:133) Caused by: java.net.BindException: Address already in use at sun.nio.ch.Net.bind0(Native Method) at sun.nio.ch.Net.bind(Net.java:433) at sun.nio.ch.Net.bind(Net.java:425) at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223) at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74) at org.eclipse.jetty.server.ServerConnector.open(ServerConnector.java:317) at org.eclipse.jetty.server.AbstractNetworkConnector.doStart(AbstractNetworkConnector.java:80) at org.eclipse.jetty.server.ServerConnector.doStart(ServerConnector.java:235) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) at org.eclipse.jetty.server.Server.doStart(Server.java:401) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) at org.apache.atlas.web.service.EmbeddedServer.start(EmbeddedServer.java:98) ... 1 more log4j:WARN No appenders could be found for logger (org.apache.atlas.Atlas). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info. Thanks and Regards, Manoj ... View more

Hi, I am new to Apache Atlas and try to figure out how can I use Apache Atlas with Azure IoT Hub? And also How can I feed metadata from any custom service to Apache Atlas? Thanks and Regards, Manoj ... View more

Hi, I am new to Apache Atlas and try to use it with Amazon AWS. I did not find any article which clearly tells about installation of Apache Atlas on EMR. I found one link https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.4.2/bk_installing_manually_book/content/installing_atlas.html, but it is not working. Could you please tell me what I will do to install it? Thanks and Regards, Manoj , Hi, I am new to the Apache Atlas, and try to use it in AWS EMR. Can you please tell me the details how can I install it to EMR? I saw this post https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.4.2/bk_installing_manually_book/content/installing_atlas.html, where some instructions are given. But it is not working with EMR cluster with RedHat OS. Thank you Manoj ... View more