I restarted hadoop and hbase. This problem went away. Thanks for your reply Stack.
On Thu, Aug 5, 2010 at 12:19 PM, Stack <[email protected]> wrote: > Anything in your .out class Ted? > > Its not printing what its failing to load. You trying to start up > indexed hbase or something like that and this jar is not in you CP? > > St.Ack > > On Thu, Aug 5, 2010 at 10:59 AM, Ted Yu <[email protected]> wrote: > > Hi, > > We're using hbase 0.20.5 with cdhb3v2 > > > > I got the following exception when starting hbase: > > > > starting master, logging to > > > /usr/local/hadoop//hbase/logs/hbase-hadoop-master-sjc1-hadoop8.sjc1.carrieriq.com.out > > Exception in thread "IPC Client (47) connection to > > sjc1-hadoop0.sjc1.carrieriq.com/10.201.8.204:9000 from hadoop" > > java.lang.RuntimeException: readObject can't find class > > at > > org.apache.hadoop.io.ObjectWritable.readObject(ObjectWritable.java:185) > > at > > org.apache.hadoop.io.ObjectWritable.readFields(ObjectWritable.java:66) > > at > > org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:511) > > at org.apache.hadoop.ipc.Client$Connection.run(Client.java:446) > > Caused by: java.lang.ClassNotFoundException: > > at java.lang.Class.forName0(Native Method) > > at java.lang.Class.forName(Class.java:247) > > at > > > org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:762) > > at > > org.apache.hadoop.io.ObjectWritable.readObject(ObjectWritable.java:183) > > > > I only see this in master log: > > > > Thu Aug 5 17:54:46 GMT 2010 Starting master on > > sjc1-hadoop8.sjc1.carrieriq.com > > ulimit -n 65535 > > 2010-08-05 17:54:47,114 INFO org.apache.hadoop.hbase.master.HMaster: > > vmName=Java HotSpot(TM) 64-Bit Server VM, vmVendor=Sun Microsystems Inc., > > vmVersion=16.3-b01 > > 2010-08-05 17:54:47,114 INFO org.apache.hadoop.hbase.master.HMaster: > > vmInputArguments=[-Xms1000m, -Xmx4000m, -XX:+HeapDumpOnOutOfMemoryError, > > -XX:+UseConcMarkSweepGC, -XX:+CMSIncrementalMode, > > -Dcom.sun.management.jmxremote, -Dcom.sun.management.jmxremote.ssl=false, > > -Dcom.sun.management.jmxremote.authenticate=false, > > -Dcom.sun.management.jmxremote.port=10101, > > -Dhbase.log.dir=/usr/local/hadoop//hbase/logs, > > -Dhbase.log.file=hbase-hadoop-master-sjc1-hadoop8.sjc1.carrieriq.com.log, > > -Dhbase.home.dir=/usr/local/hadoop//hbase, -Dhbase.id.str=hadoop, > > -Dhbase.root.logger=INFO,DRFA, > > -Djava.library.path=/usr/local/hadoop//hbase/lib/native/Linux-amd64-64] > > 2010-08-05 17:54:47,159 INFO org.apache.hadoop.hbase.master.HMaster: My > > address is sjc1-hadoop8.sjc1.carrieriq.com:60000 > > > > Can someone shed some light ? > > > > Thanks > > >
