2016-10-31 15:49:57,528 FATAL [localhost:16000.activeMasterManager] master.HMaster: Failed to become active master java.net.ConnectException: Call From hadoop2/127.0.0.1 to localhost:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) ... at org.apache.hadoop.hdfs.DFSClient.setSafeMode(DFSClient.java:2264) at org.apache.hadoop.hdfs.DistributedFileSystem.setSafeMode(DistributedFileSystem.java:986) at org.apache.hadoop.hdfs.DistributedFileSystem.setSafeMode(DistributedFileSystem.java:970) at org.apache.hadoop.hbase.util.FSUtils.isInSafeMode(FSUtils.java:525) at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:971)
Was the namenode running fine on localhost ? Can you pastebin the contents of hbase-site.xml ? On Mon, Nov 14, 2016 at 7:40 PM, QI Congyun <[email protected] > wrote: > Dear Ted, > > I had learn the HBase quick-start cookbook although I have not yet read > all of the document, I have known how to configure the HBase primary > parameters and basic operation. > > I had ever tried to both make HBase control to use zookeeper and cancel > HBase to start zookeeper server via set up the export > HBASE_MANAGES_ZK=true/false in the file--hbase-env.sh. Whatever zookeeper > is launched by HBase automatically or started manually, the same problems > and logs are encountered as follows you submitted. I don't understand why > zookeeper authentication SASL failed. > > Actually when do the command "start-hbase.sh", the master process was > opened at the beginning, afterwards it's closed by itself, meanwhile the > zookeeper quorum process is always running until kill it manually. I had do > the command "JPS" to observe the process. > > Thanks. > > > -----Original Message----- > From: Ted Yu [mailto:[email protected]] > Sent: Tuesday, November 15, 2016 11:01 AM > To: [email protected] > Subject: problem in launching HBase > > 2016-11-10 11:25:14,177 INFO [main-SendThread(localhost:2181)] > zookeeper.ClientCnxn: Opening socket connection to server localhost/ > *127.0.0.1*:2181. Will not attempt to authenticate using SASL > (unknown error) > > Was the zookeeper quorum running on the localhost ? > > In the future, use pastebin for passing config / log files - attachment > would be stripped by mailing list. > > Have you read this ? > > http://hbase.apache.org/book.html#quickstart_fully_distributed > > On Mon, Nov 14, 2016 at 6:26 PM, QI Congyun <[email protected]. > cn > > wrote: > > > > > My previous e-mail is attached, pls check if the relative traces are > > enough to investigate or not? > > My node configuration are also enclosed. > > > > Thanks a lot. > > > > > > ---------- Forwarded message ---------- > > From: QI Congyun <[email protected]> > > To: "[email protected]" <[email protected]> > > Cc: > > Date: Mon, 14 Nov 2016 08:20:11 +0000 > > Subject: my questions about launching HBase > > > > Hi, Specialist, > > > > > > > > I try to set up a HBase database, but the HBase is always raised some > > errors. I had ever sent the e-mail to one of hbase mail-list, the > > e-mail is refused some times, then I try to submit my questions to the > > new mail-box, hope to receive your response. > > > > Thanks a lot. > > > > > > > > my hadoop version is Hadoop-2.7.3, > > > > my OS is: CEOS linux6.4. > > > > > > > > > > ---------- Forwarded message ---------- > > From: QI Congyun <[email protected]> > > To: "[email protected]" <[email protected]> > > Cc: > > Date: Fri, 11 Nov 2016 02:01:58 +0000 > > Subject: FW: my questions are always not resolved about hbase > > > > > > > > The E-mail can’t be sent to the destination e-mail box, resent it again. > > > > > > > > Thanks. > > > > > > > > *From:* QI Congyun > > *Sent:* Thursday, November 10, 2016 11:53 AM > > *To:* '[email protected]' > > *Subject:* my questions are always not resolved about hbase > > > > > > > > Hello sir, > > > > > > > > So sorry to bather you, I’m interested in the Hadoop system, and > > attempted to use Hadoop and Hbase, but the Hbase issue can’t be > > resolved, could you help me? Thanks in advance. > > > > > > > > 1. I’m very bewildered why the same issue is always encountered > > when launching hbase each time, the raised information is attached as > > follows: > > > > > > > > *[hadoop@hadoop2 hbase-1.2.3]$ * > > > > *[hadoop@hadoop2 hbase-1.2.3]$ bin/start-hbase.sh * > > > > *localhost: starting zookeeper, logging to > > /home/hadoop/hbase-1.2.3/bin/../logs/hbase-hadoop-zookeeper-hadoop2.ou > > t* > > > > *localhost: java.io.IOException: Unable to create data dir > > /home/testuser/zookeeper* > > > > *localhost: at > > org.apache.hadoop.hbase.zookeeper.HQuorumPeer.writeMyID(HQuorumPeer.ja > > va:157)* > > > > *localhost: at > > org.apache.hadoop.hbase.zookeeper.HQuorumPeer.main(HQuorumPeer.java:70 > > )* > > > > *starting master, logging to > > /home/hadoop/hbase-1.2.3/logs/hbase-hadoop-master-hadoop2.out* > > > > *starting regionserver, logging to > > /home/hadoop/hbase-1.2.3/logs/hbase-hadoop-1-regionserver-hadoop2.out* > > > > …………… > > > > *[hadoop@hadoop2 hbase-1.2.3]$ jps* > > > > *11805 SecondaryNameNode* > > > > *11614 DataNode* > > > > *507 NodeManager* > > > > *30687 HRegionServer* > > > > *385 ResourceManager* > > > > *11379 NameNode* > > > > *30899 Jps* > > > > *……………………..* > > > > *[hadoop@hadoop2 hbase-1.2.3]$ bin/stop-hbase.sh * > > > > *stopping hbasecat: /tmp/hbase-hadoop-master.pid: No such file or > > directory* > > > > > > > > *localhost: no zookeeper to stop because no pid file > > /tmp/hbase-hadoop-zookeeper.pid* > > > > > > > > 2. When I check the logs, and a fatal errors are raised once again, > > but I don’t know why. > > > > > > > > 2016-11-10 11:25:14,177 INFO [main-SendThread(localhost:2181)] > > zookeeper.ClientCnxn: Opening socket connection to server localhost/ > > 127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown > > error) > > > > 2016-11-10 11:25:14,181 WARN [main-SendThread(localhost:2181)] > > zookeeper.ClientCnxn: 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:361) > > > > at org.apache.zookeeper.ClientCnxn$SendThread.run( > > ClientCnxn.java:1081) > > > > 2016-11-10 11:25:14,291 INFO [main-SendThread(localhost:2181)] > > zookeeper.ClientCnxn: Opening socket connection to server > > localhost/0:0:0:0:0:0:0:1:2181. Will not attempt to authenticate using > > SASL (unknown error) > > > > 2016-11-10 11:25:14,294 WARN [main-SendThread(localhost:2181)] > > zookeeper.ClientCnxn: Session 0x0 for server null, unexpected error, > > closing socket connection and attempting reconnect > > > > java.net.ConnectException: Connection refused > > > > > > > > > > > > >
