safemode is w.r.t. namenode Please check what might have changed in hdfs side - config, etc
Cheers On Tue, Sep 1, 2015 at 10:55 AM, beeshma r <beeshm...@gmail.com> wrote: > Hi Ted > > in http://localhost:60010/master-status > > Problem accessing /master-status. Reason: > > Master not ready > > Finally this command worked out > > bin/hadoop dfsadmin -safemode leave > > Now i able to see list tables and data's > > may i know why this sudden changes in hbase safemode > > > > On Tue, Sep 1, 2015 at 10:38 AM, Ted Yu <yuzhih...@gmail.com> wrote: > > > Dropping dev@ > > > > You can check namenode Web UI, namenode log, etc > > > > You can also use command line, e.g.: > > > > hdfs dfs -ls <hbase-root-path> > > > > On Tue, Sep 1, 2015 at 10:34 AM, beeshma r <beeshm...@gmail.com> wrote: > > > > > Hi Ted, > > > > > > in hadoop i couldn't find any issue with logs and i havn't change any > > > change configuration in hadoop set up > > > > > > beeshma@ubuntu:~/hadoop-2.5.1/sbin$ jps > > > 3287 SecondaryNameNode > > > 3599 NodeManager > > > 3478 ResourceManager > > > 3897 Jps > > > 3133 DataNode > > > 3014 NameNode > > > > > > > > > is that any way or command to check hdfs is working fine? > > > > > > On Tue, Sep 1, 2015 at 9:52 AM, Ted Yu <yuzhih...@gmail.com> wrote: > > > > > > > Have you checked hdfs ? > > > > > > > > Master was waiting for namenode to exit safe mode. > > > > > > > > > > > > > > > > > On Sep 1, 2015, at 9:44 AM, beeshma r <beeshm...@gmail.com> wrote: > > > > > > > > > > HI > > > > > > > > > > i have issue with Hbase master > > > > > > > > > > Below is actual error > > > > > > > > > > hbase(main):001:0> list > > > > > TABLE > > > > > > > > > > SLF4J: Class path contains multiple SLF4J bindings. > > > > > SLF4J: Found binding in > > > > > > > > > > > > > > > [jar:file:/home/beeshma/hbase-0.98.6.1-hadoop2/lib/slf4j-log4j12-1.6.4.jar!/org/slf4j/impl/StaticLoggerBinder.class] > > > > > SLF4J: Found binding in > > > > > > > > > > > > > > > [jar:file:/home/beeshma/hadoop-2.5.1/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar!/org/slf4j/impl/StaticLoggerBinder.class] > > > > > SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for > an > > > > > explanation. > > > > > > > > > > ERROR: org.apache.hadoop.hbase.ipc.ServerNotRunningYetException: > > Server > > > > is > > > > > not running yet > > > > > at > org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:100) > > > > > at > > > > > > > > > > > > > > > org.apache.hadoop.hbase.ipc.FifoRpcScheduler$1.run(FifoRpcScheduler.java:74) > > > > > at > > > > > > > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > > > > > at > > > java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) > > > > > at java.util.concurrent.FutureTask.run(FutureTask.java:166) > > > > > at > > > > > > > > > > > > > > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > > > > > at > > > > > > > > > > > > > > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > > > > > at java.lang.Thread.run(Thread.java:724) > > > > > > > > > > > > > > > > > > > > But i able to see my Master is running > > > > > > > > > > 2913 NameNode > > > > > 3419 ResourceManager > > > > > 4105 HQuorumPeer > > > > > 3224 SecondaryNameNode > > > > > 3040 DataNode > > > > > 3548 NodeManager > > > > > 4325 HRegionServer > > > > > 4170 HMaster > > > > > 4703 Jps > > > > > > > > > > > > > > > In HMaster log i able to see below issue > > > > > > > > > > > > > > > 2015-09-01 09:34:46,481 INFO [master:ubuntu:60000] mortbay.log: > > > > > jetty-6.1.26 > > > > > 2015-09-01 09:34:48,293 INFO [master:ubuntu:60000] mortbay.log: > > > Started > > > > > SelectChannelConnector@0.0.0.0:60010 > > > > > 2015-09-01 09:34:48,644 INFO [master:ubuntu:60000] > > > > > zookeeper.RecoverableZooKeeper: Node /hbase/master already exists > and > > > > this > > > > > is not a retry > > > > > 2015-09-01 09:34:48,645 INFO [master:ubuntu:60000] > > > > > master.ActiveMasterManager: Adding ZNode for > > > > > /hbase/backup-masters/ubuntu.ubuntu-domain,60000,1441125282273 in > > > backup > > > > > master directory > > > > > 2015-09-01 09:34:48,737 INFO [master:ubuntu:60000] > > > > > master.ActiveMasterManager: Current master has this master's > address, > > > > > ubuntu.ubuntu-domain,60000,1441124623841; master was restarted? > > > Deleting > > > > > node. > > > > > 2015-09-01 09:34:48,745 DEBUG [main-EventThread] > > > > > master.ActiveMasterManager: No master available. Notifying waiting > > > > threads > > > > > 2015-09-01 09:34:48,789 INFO [master:ubuntu:60000] > > > > > master.ActiveMasterManager: Deleting ZNode for > > > > > /hbase/backup-masters/ubuntu.ubuntu-domain,60000,1441125282273 from > > > > backup > > > > > master directory > > > > > 2015-09-01 09:34:48,791 DEBUG [main-EventThread] > > > > > master.ActiveMasterManager: A master is now available > > > > > 2015-09-01 09:34:48,833 INFO [master:ubuntu:60000] > > > > > master.ActiveMasterManager: Registered Active > > > > > Master=ubuntu.ubuntu-domain,60000,1441125282273 > > > > > 2015-09-01 09:34:48,863 INFO [master:ubuntu:60000] > > > > > Configuration.deprecation: fs.default.name is deprecated. Instead, > > use > > > > > fs.defaultFS > > > > > 2015-09-01 09:34:49,072 INFO [master:ubuntu:60000] util.FSUtils: > > > Waiting > > > > > for dfs to exit safe mode... > > > > > 2015-09-01 09:34:59,079 INFO [master:ubuntu:60000] util.FSUtils: > > > Waiting > > > > > for dfs to exit safe mode... > > > > > 2015-09-01 09:35:09,083 INFO [master:ubuntu:60000] util.FSUtils: > > > Waiting > > > > > for dfs to exit safe mode... > > > > > 2015-09-01 09:35:19,091 INFO [master:ubuntu:60000] util.FSUtils: > > > Waiting > > > > > for dfs to exit safe mode... > > > > > > > > > > > > > > > Very recently i am getting this error .Please suggest if any > changes > > > need > > > > > > > > > > > > > > > > -- > > > > > > > > > -- >
