Can you log the contents of the Configuration you pass from Spark ? The output would give you some clue.
Cheers > On Aug 26, 2015, at 2:30 AM, Furkan KAMACI <furkankam...@gmail.com> wrote: > > Hi Ted, > > I'll check Zookeeper connection but another test method which runs on hbase > without Spark works without any error. Hbase version is 0.98.8-hadoop2 and I > use Spark 1.3.1 > > Kind Regards, > Furkan KAMACI > > 26 Ağu 2015 12:08 tarihinde "Ted Yu" <yuzhih...@gmail.com> yazdı: >> The connection failure was to zookeeper. >> >> Have you verified that localhost:2181 can serve requests ? >> What version of hbase was Gora built against ? >> >> Cheers >> >> >> >>> On Aug 26, 2015, at 1:50 AM, Furkan KAMACI <furkankam...@gmail.com> wrote: >>> >>> Hi, >>> >>> I start an Hbase cluster for my test class. I use that helper class: >>> >>> https://github.com/apache/gora/blob/master/gora-hbase/src/test/java/org/apache/gora/hbase/util/HBaseClusterSingleton.java >>> >>> and use it as like that: >>> >>> private static final HBaseClusterSingleton cluster = >>> HBaseClusterSingleton.build(1); >>> >>> I retrieve configuration object as follows: >>> >>> cluster.getConf() >>> >>> and I use it at Spark as follows: >>> >>> sparkContext.newAPIHadoopRDD(conf, MyInputFormat.class, clazzK, >>> clazzV); >>> >>> When I run my test there is no need to startup an Hbase cluster because >>> Spark will connect to my dummy cluster. However when I run my test method >>> it throws an error: >>> >>> 2015-08-26 01:19:59,558 INFO [Executor task launch >>> worker-0-SendThread(localhost:2181)] zookeeper.ClientCnxn >>> (ClientCnxn.java:logStartConnect(966)) - Opening socket connection to >>> server localhost/127.0.0.1:2181. Will not attempt to authenticate using >>> SASL (unknown error) >>> >>> 2015-08-26 01:19:59,559 WARN [Executor task launch >>> worker-0-SendThread(localhost:2181)] zookeeper.ClientCnxn >>> (ClientCnxn.java:run(1089)) - Session 0x0 for server null, unexpected >>> error, closing socket connection and attempting reconnect >>> java.net.ConnectException: Connection refused at >>> sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at >>> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739) at >>> org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350) >>> at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068) >>> Hbase tests, which do not run on Spark, works well. When I check the logs I >>> see that cluster and Spark is started up correctly: >>> >>> 2015-08-26 01:35:21,791 INFO [main] hdfs.MiniDFSCluster >>> (MiniDFSCluster.java:waitActive(2055)) - Cluster is active >>> >>> 2015-08-26 01:35:40,334 INFO [main] util.Utils (Logging.scala:logInfo(59)) >>> - Successfully started service 'sparkDriver' on port 56941. >>> I realized that when I start up an hbase from command line my test method >>> for Spark connects to it! >>> >>> So, does it means that it doesn't care about the conf I passed to it? Any >>> ideas about how to solve it?