What do you see in the master log? St.Ack
On Fri, Apr 13, 2012 at 11:00 AM, Henri Pipe <henri.p...@gmail.com> wrote: > I had tried zkCli (ls /hbase and get /hbase/master) , but it returns the > correct value. > > [zk: localhost:2181(CONNECTED) 2] get /hbase/master > ip-10-251-27-130:60000 > cZxid = 0xa00000032 > ctime = Thu Apr 12 20:03:23 EDT 2012 > mZxid = 0xa00000032 > mtime = Thu Apr 12 20:03:23 EDT 2012 > pZxid = 0xa00000032 > > Also, I do have the namenode listed in my config > > Here is my hbase-site.xml file: > > <configuration> > <property> > <name>hbase.rootdir</name> > <value>hdfs://namenode:9000/hbase</value> > </property> > > Henri Pipe > > > On Fri, Apr 13, 2012 at 1:58 AM, N Keywal <nkey...@gmail.com> wrote: > >> Hi, >> >> Literally, it means that ZooKeeper is there but the hbase client can't find >> the hbase master address in it. >> By default, the node used is /hbase/master, and it contains the hostname >> and port of the master. >> >> You can check its content in ZK by doing a "get /hbase/master" in >> bin/zkCli.sh (see >> >> http://zookeeper.apache.org/doc/r3.4.3/zookeeperStarted.html#sc_ConnectingToZooKeeper >> ). >> >> There should be a root cause for this, so it worths looking for other error >> messages in the logs (master especially). >> >> N. >> >> On Fri, Apr 13, 2012 at 1:23 AM, Henri Pipe <henri.p...@gmail.com> wrote: >> >> > "client.HConnectionManager$HConnectionImplementation: ZooKeeper available >> > but no active master location found" >> > >> > Having a problem with master startup that I have not seen before. >> > >> > running the following packages: >> > >> > hadoop-hbase-0.90.4+49.137-1 >> > hadoop-0.20-secondarynamenode-0.20.2+923.197-1 >> > hadoop-hbase-thrift-0.90.4+49.137-1 >> > hadoop-zookeeper-3.3.4+19.3-1 >> > hadoop-0.20-datanode-0.20.2+923.197-1 >> > hadoop-0.20-namenode-0.20.2+923.197-1 >> > hadoop-0.20-tasktracker-0.20.2+923.197-1 >> > hadoop-hbase-regionserver-0.90.4+49.137-1 >> > hadoop-zookeeper-server-3.3.4+19.3-1 >> > hadoop-0.20-0.20.2+923.197-1 >> > hadoop-0.20-jobtracker-0.20.2+923.197-1 >> > hadoop-hbase-master-0.90.4+49.137-1 >> > [root@ip-10-251-27-130 logs]# java -version >> > java version "1.6.0_31" >> > Java(TM) SE Runtime Environment (build 1.6.0_31-b04) >> > Java HotSpot(TM) 64-Bit Server VM (build 20.6-b01, mixed mode) >> > >> > I start master and region server on another node. >> > >> > Master is initialized, but as soon as I try to check the master_status or >> > do a zkdump via web interface, it blows up with: >> > >> > 2012-04-12 19:16:10,453 INFO >> > >> > >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation: >> > ZooKeeper available but no active master location found >> > 2012-04-12 19:16:10,453 INFO >> > >> > >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation: >> > getMaster attempt 10 of 10 failed; retrying after sleep of 16000 >> > >> > I am running three zookeepers: >> > >> > # The number of milliseconds of each tick >> > tickTime=2000 >> > # The number of ticks that the initial >> > # synchronization phase can take >> > initLimit=10 >> > # The number of ticks that can pass between >> > # sending a request and getting an acknowledgement >> > syncLimit=5 >> > # the directory where the snapshot is stored. >> > dataDir=/mnt/zookeeper >> > # The maximum number of zookeeper client connections >> > maxClientCnxns=2000 >> > # the port at which the clients will connect >> > clientPort=2181 >> > server.1=10.251.27.130:2888:3888 >> > server.2=10.250.9.220:2888:3888 >> > server.3=10.251.110.50:2888:3888 >> > >> > I can telnet to the zookeepers just fine. >> > >> > Here is my hbase-site.xml file: >> > >> > <configuration> >> > <property> >> > <name>hbase.rootdir</name> >> > <value>hdfs://namenode:9000/hbase</value> >> > </property> >> > <property> >> > <name>hbase.cluster.distributed</name> >> > <value>true</value> >> > </property> >> > <property> >> > <name>hbase.zookeeper.quorum</name> >> > <value>10.251.27.130,10.250.9.220,10.251.110.50</value> >> > </property> >> > <property> >> > <name>hbase.zookeeper.property.dataDir</name> >> > <value>/hadoop/zookeeper/data</value> >> > </property> >> > <property> >> > <name>hbase.zookeeper.property.maxClientCnxns</name> >> > <value>2000</value> >> > <final>true</final> >> > </property> >> > </configuration> >> > >> > Any thoughts? Any help is greatly appreciated. >> > >> > Thanks >> > >> > Henri Pipe >> > >>
