Replace the hadoop-*-core.jar in datanodes with your jar compiled under "jobs"
On 7/16/08, chaitanya krishna <[EMAIL PROTECTED]> wrote: > > Hi, > > I'm using hadoop-0.17.0 and recently, when i stopped and restarted dfs, > the datanodes are being created and soon, they r not present. the logs of > namenode shows the following error: > /************************************************************ > SHUTDOWN_MSG: Shutting down NameNode at 172.16.45.171/172.16.45.171 > ************************************************************/ > 2008-07-16 10:13:34,885 INFO org.apache.hadoop.dfs.NameNode: STARTUP_MSG: > /************************************************************ > STARTUP_MSG: Starting NameNode > STARTUP_MSG: host = 172.16.45.171/172.16.45.171 > STARTUP_MSG: args = [] > STARTUP_MSG: version = 0.17.1-dev > STARTUP_MSG: build = -r ; compiled by 'jobs' on Wed Jul 16 10:13:11 IST > 2008 > ************************************************************/ > 2008-07-16 10:13:34,973 INFO org.apache.hadoop.ipc.metrics.RpcMetrics: > Initializing RPC Metrics with hostName=NameNode, port=9000 > 2008-07-16 10:13:35,011 INFO org.apache.hadoop.dfs.NameNode: Namenode up > at: > 172.16.45.171/172.16.45.171:9000 > 2008-07-16 10:13:35,015 INFO org.apache.hadoop.metrics.jvm.JvmMetrics: > Initializing JVM Metrics with processName=NameNode, sessionId=null > 2008-07-16 10:13:35,017 INFO org.apache.hadoop.dfs.NameNodeMetrics: > Initializing NameNodeMeterics using context > object:org.apache.hadoop.metrics.spi.NullContext > 2008-07-16 10:13:35,060 INFO org.apache.hadoop.fs.FSNamesystem: > fsOwner=jobs,jobs > 2008-07-16 10:13:35,060 INFO org.apache.hadoop.fs.FSNamesystem: > supergroup=supergroup > 2008-07-16 10:13:35,060 INFO org.apache.hadoop.fs.FSNamesystem: > isPermissionEnabled=true > 2008-07-16 10:14:44,869 INFO org.apache.hadoop.fs.FSNamesystem: Finished > loading FSImage in 69827 msecs > 2008-07-16 10:14:44,870 INFO org.apache.hadoop.dfs.StateChange: STATE* > Leaving safe mode after 69 secs. > 2008-07-16 10:14:44,871 INFO org.apache.hadoop.dfs.StateChange: STATE* > Network topology has 0 racks and 0 datanodes > 2008-07-16 10:14:44,871 INFO org.apache.hadoop.dfs.StateChange: STATE* > UnderReplicatedBlocks has 0 blocks > 2008-07-16 10:14:44,877 INFO org.apache.hadoop.fs.FSNamesystem: Registered > FSNamesystemStatusMBean > 2008-07-16 10:14:44,930 INFO org.mortbay.util.Credential: Checking Resource > aliases > 2008-07-16 10:14:44,993 INFO org.mortbay.http.HttpServer: Version > Jetty/5.1.4 > 2008-07-16 10:14:44,993 INFO org.mortbay.util.Container: Started > HttpContext[/static,/static] > 2008-07-16 10:14:44,993 INFO org.mortbay.util.Container: Started > HttpContext[/logs,/logs] > 2008-07-16 10:14:45,190 INFO org.mortbay.util.Container: Started > [EMAIL PROTECTED] > 2008-07-16 10:14:45,219 INFO org.mortbay.util.Container: Started > WebApplicationContext[/,/] > 2008-07-16 10:14:45,221 INFO org.mortbay.http.SocketListener: Started > SocketListener on 0.0.0.0:50070 > 2008-07-16 10:14:45,221 INFO org.mortbay.util.Container: Started > [EMAIL PROTECTED] > 2008-07-16 10:14:45,221 INFO org.apache.hadoop.fs.FSNamesystem: Web-server > up at: 0.0.0.0:50070 > 2008-07-16 10:14:45,307 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.174:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:45,308 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.178:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:45,308 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.176:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:45,308 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.177:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:45,309 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.172:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:45,309 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.175:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:45,309 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.179:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:45,311 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.173:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:45,341 INFO org.apache.hadoop.dfs.NameNode: Error report > from 172.16.45.180:50010: Incompatible build versions: namenode BV = ; > datanode BV = 656523 > 2008-07-16 10:14:49,224 INFO org.apache.hadoop.fs.FSNamesystem: Number of > transactions: 1 Total time for transactions(ms): 1 Number of syncs: 0 > SyncTimes(ms): 0 > 2008-07-16 10:19:45,726 INFO org.apache.hadoop.fs.FSNamesystem: Roll Edit > Log from 172.16.45.171 > 2008-07-16 10:19:45,726 INFO org.apache.hadoop.fs.FSNamesystem: Number of > transactions: 3 Total time for transactions(ms): 2 Number of syncs: 3 > SyncTimes(ms): 5 > 2008-07-16 10:21:05,432 INFO org.apache.hadoop.fs.FSNamesystem: Roll > FSImage > from 172.16.45.171 > 2008-07-16 10:21:05,469 INFO org.apache.hadoop.fs.FSNamesystem: Number of > transactions: 0 Total time for transactions(ms): 0 Number of syncs: 0 > SyncTimes(ms): 0 > 2008-07-16 10:21:18,304 INFO org.apache.hadoop.dfs.NameNode: SHUTDOWN_MSG: > /************************************************************ > SHUTDOWN_MSG: Shutting down NameNode at 172.16.45.171/172.16.45.171 > ************************************************************/ > > > > On seeing the mailist list archives, i found that you heard or experienced > this problem earlier. I also realised that namenode was being compiled by > 'jobs' (our username) whereas the datanode is being compiled/built by > "hadoopqa" > > How do i overcome this problem? > Please help > > > > Thanks, > V.V.Chaitanya Krishna > B.Tech, IIIT,Hyderabad > India. > -- 朱盛凯 Jash Zhu 复旦大学软件学院 Software School, Fudan University
