Yep, maybe this is the issue. In the Maven POM is the dain version, in impor statements the xerial version. Sorry for the inconsistency. I fix it.
2012/2/23 Thomas Jungblut <[email protected]> > Wait a minute, I guess this is the wrong library. > > My intention was to use the https://github.com/dain/snappy lib, since it > is faster than the JNI port. > I investigate it after launch. > > > 2012/2/23 Edward J. Yoon <[email protected]> > >> Hmm, the snappy-0.2.jar is already in lib folder. >> >> edward@slave:~/workspace/hama-trunk$ ls lib/ >> ant-1.7.1.jar commons-configuration-1.6.jar >> hadoop-test-1.0.0.jar jetty-util-6.1.14.jar >> netty-3.2.6.Final.jar zookeeper-3.3.3.jar >> ant-launcher-1.7.1.jar commons-lang-2.6.jar >> jackson-core-asl-1.9.2.jar jsp-2.1-6.1.14.jar >> servlet-api-6.0.32.jar >> avro-1.6.0.jar commons-logging-1.1.1.jar >> jackson-mapper-asl-1.9.2.jar jsp-api-2.1-6.1.14.jar >> slf4j-api-1.5.8.jar >> avro-ipc-1.6.0.jar guava-10.0.1.jar >> jetty-6.1.14.jar junit-4.8.1.jar >> slf4j-log4j12-1.5.8.jar >> commons-cli-1.2.jar hadoop-core-1.0.0.jar >> jetty-annotations-6.1.14.jar log4j-1.2.16.jar snappy-0.2.jar >> >> >> On Thu, Feb 23, 2012 at 4:51 PM, Thomas Jungblut >> <[email protected]> wrote: >> > You have to update your jars, Snappy is a new dependency for >> compression. >> > >> > 2012/2/23 Edward J. Yoon <[email protected]> >> > >> >> I received below error message with pi example. >> >> >> >> 12/02/23 15:26:16 DEBUG sync.ZooKeeperSyncClientImpl: leaveBarrier() >> >> at superstep:-1 znode size: (0) znodes:[] >> >> 12/02/23 15:26:16 WARN bsp.GroomServer: Error running child >> >> java.lang.NoClassDefFoundError: org/xerial/snappy/SnappyInputStream >> >> at java.lang.Class.forName0(Native Method) >> >> at java.lang.Class.forName(Class.java:247) >> >> at >> >> >> org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:819) >> >> at >> >> >> org.apache.hama.bsp.message.compress.BSPMessageCompressorFactory.getCompressor(BSPMessageCompressorFactory.java:37) >> >> at >> >> >> org.apache.hama.bsp.message.CompressableMessageManager.initCompression(CompressableMessageManager.java:36) >> >> at >> >> >> org.apache.hama.bsp.message.AvroMessageManagerImpl.init(AvroMessageManagerImpl.java:60) >> >> at org.apache.hama.bsp.BSPPeerImpl.<init>(BSPPeerImpl.java:145) >> >> at >> >> org.apache.hama.bsp.GroomServer$BSPPeerChild.main(GroomServer.java:969) >> >> Caused by: java.lang.ClassNotFoundException: >> >> org.xerial.snappy.SnappyInputStream >> >> at java.net.URLClassLoader$1.run(URLClassLoader.java:202) >> >> at java.security.AccessController.doPrivileged(Native Method) >> >> at java.net.URLClassLoader.findClass(URLClassLoader.java:190) >> >> at java.lang.ClassLoader.loadClass(ClassLoader.java:306) >> >> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) >> >> at java.lang.ClassLoader.loadClass(ClassLoader.java:247) >> >> >> >> >> >> -- >> >> Best Regards, Edward J. Yoon >> >> @eddieyoon >> >> >> > >> > >> > >> > -- >> > Thomas Jungblut >> > Berlin <[email protected]> >> >> >> >> -- >> Best Regards, Edward J. Yoon >> @eddieyoon >> > > > > -- > Thomas Jungblut > Berlin <[email protected]> > -- Thomas Jungblut Berlin <[email protected]>
