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Posted to derby-dev@db.apache.org by "Ole Solberg (JIRA)" <ji...@apache.org> on 2008/02/25 21:42:51 UTC
[jira] Updated: (DERBY-3463) Slave db is still in replication slave
mode after failover if there was replication load before failover.
[ https://issues.apache.org/jira/browse/DERBY-3463?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ole Solberg updated DERBY-3463:
-------------------------------
Attachment: replicationLoad.tar
NOreplicationLoad.tar
> Slave db is still in replication slave mode after failover if there was replication load before failover.
> ---------------------------------------------------------------------------------------------------------
>
> Key: DERBY-3463
> URL: https://issues.apache.org/jira/browse/DERBY-3463
> Project: Derby
> Issue Type: Bug
> Components: Replication
> Environment: Trunk, svn r630806
> Reporter: Ole Solberg
> Fix For: 10.4.0.0
>
> Attachments: NOreplicationLoad.tar, replicationLoad.tar
>
>
> Slave db is still in replication slave mode after failover if there was replication load before failover.
> I.e. connect to slave after failover is refused. Case A) below.
> (Connect to master after failover is OK.)
> If however there is no replication load on master db before failover connection to slave succeeds,
> but connection to master fails(hang).
> Trunk svn r630806
> A) Replication load.
> -------------------
> Master and slave servers started.
> Master: create master db.
> Master: freeze db
> Copy master db to slave.
> Master: unfreeze db.
> Slave:
> jdbc:derby://localhost:4527//home/os136789/Replication/testing/db_slave/wombat;startSlave=true;slaveHost=localhost;slavePort=6666
> Master:
> jdbc:derby://localhost:1527//home/os136789/Replication/testing/db_master/wombat;startMaster=true;slaveHost=localhost;slavePort=6666
> Slave:
> SQLException: -1 XRE08 DERBY SQL error: SQLCODE: -1, SQLSTATE: XRE08, SQLERRMC: Replication slave mode started successfully for database '/home/os136789/Replication/testing/db_slave/wombat'. Connection refused because the database is in replication slave mode.
> Running tests against master.
> Master:
> jdbc:derby://localhost:1527//home/os136789/Replication/testing/db_master/wombat;failover=true
> SQLException: -1 XRE20 DERBY SQL error: SQLCODE: -1, SQLSTATE: XRE20, SQLERRMC: Failover performed successfully for database '/home/os136789/Replication/testing/db_master/wombat', the database has been shutdown.
> Slave:
> /usr/local/java/jdk1.6/jre/lib/../bin/java -Dij.driver=org.apache.derby.jdbc.ClientDriver -Dij.connection.slave=jdbc:derby://localhost:4527//home/os136789/Replication/testing/db_slave/wombat -classpath /home/os136789/Apache/myDerbySandbox/trunk/jars/insane/derbyclient.jar:/home/os136789/Apache/myDerbySandbox/trunk/jars/insane/derbytools.jar org.apache.derby.tools.ij /home/os136789/Replication/testing/verify_ReplicationTestRun.sql
> ERROR 08004: DERBY SQL error: SQLCODE: -1, SQLSTATE: 08004, SQLERRMC: Connection refused to database '/home/os136789/Replication/testing/db_slave/wombat' because it is in replication slave mode.
> Master:
> /usr/local/java/jdk1.6/jre/lib/../bin/java -Dij.driver=org.apache.derby.jdbc.ClientDriver -Dij.connection.master=jdbc:derby://localhost:1527//home/os136789/Replication/testing/db_master/wombat -classpath /home/os136789/Apache/myDerbySandbox/trunk/jars/insane/derbyclient.jar:/home/os136789/Apache/myDerbySandbox/trunk/jars/insane/derbytools.jar org.apache.derby.tools.ij /home/os136789/Replication/testing/verify_ReplicationTestRun.sql
> (Connection OK)
> Test run logfile.out plus derby.log from master and slave:
> Attachement: replicationLoad.tar
> From slave derby.log:
> ERROR XSLA7: Cannot redo operation null in the log.
> at org.apache.derby.iapi.error.StandardException.newException(StandardException.java:300)
> at org.apache.derby.impl.store.raw.log.FileLogger.redo(FileLogger.java:1525)
> at org.apache.derby.impl.store.raw.log.LogToFile.recover(LogToFile.java:920)
> at org.apache.derby.impl.store.raw.RawStore.boot(RawStore.java:334)
> at org.apache.derby.impl.services.monitor.BaseMonitor.boot(BaseMonitor.java:1999)
> at org.apache.derby.impl.services.monitor.TopService.bootModule(TopService.java:291)
> at org.apache.derby.impl.services.monitor.BaseMonitor.startModule(BaseMonitor.java:553)
> at org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Monitor.java:419)
> at org.apache.derby.impl.store.access.RAMAccessManager.boot(RAMAccessManager.java:1019)
> at org.apache.derby.impl.services.monitor.BaseMonitor.boot(BaseMonitor.java:1999)
> at org.apache.derby.impl.services.monitor.TopService.bootModule(TopService.java:291)
> at org.apache.derby.impl.services.monitor.BaseMonitor.startModule(BaseMonitor.java:553)
> at org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Monitor.java:419)
> at org.apache.derby.impl.db.BasicDatabase.bootStore(BasicDatabase.java:793)
> at org.apache.derby.impl.db.BasicDatabase.boot(BasicDatabase.java:205)
> at org.apache.derby.impl.db.SlaveDatabase.bootBasicDatabase(SlaveDatabase.java:425)
> at org.apache.derby.impl.db.SlaveDatabase.access$000(SlaveDatabase.java:70)
> at org.apache.derby.impl.db.SlaveDatabase$SlaveDatabaseBootThread.run(SlaveDatabase.java:312)
> at java.lang.Thread.run(Thread.java:619)
> Caused by: ERROR XSDFI: Error encountered while trying to write data to disk during database recovery. Check that the database disk is not full. If it is then delete unnecessary files, and retry connecting to the database. It is also possible that the file system is read only, or the disk has failed, or some other problem with the media. System encountered error while processing page Page(2,Container(0, 336)).
> B) No replication load.
> -------------------
> Master and slave servers started.
> Master: create master db.
> Master: freeze db
> Copy master db to slave.
> Master: unfreeze db.
> Slave:
> jdbc:derby://localhost:4527//home/os136789/Replication/testing/db_slave/wombat;startSlave=true;slaveHost=localhost;slavePort=6666
> Master:
> jdbc:derby://localhost:1527//home/os136789/Replication/testing/db_master/wombat;startMaster=true;slaveHost=localhost;slavePort=6666
> Slave:
> SQLException: -1 XRE08 DERBY SQL error: SQLCODE: -1, SQLSTATE: XRE08, SQLERRMC: Replication slave mode started successfully for database '/home/os136789/Replication/testing/db_slave/wombat'. Connection refused because the database is in replication slave mode.
> NOT Running tests against master.
> Master: jdbc:derby://localhost:1527//home/os136789/Replication/testing/db_master/wombat;failover=true
> failOver_direct Got SQLException: -1 XRE20 DERBY SQL error: SQLCODE: -1, SQLSTATE: XRE20, SQLERRMC: Failover performed successfully for database '/home/os136789/Replication/testing/db_master/wombat', the database has been shutdown.
> Slave:
> /usr/local/java/jdk1.6/jre/lib/../bin/java -Dij.driver=org.apache.derby.jdbc.ClientDriver -Dij.connection.slave=jdbc:derby://localhost:4527//home/os136789/Replication/testing/db_slave/wombat -classpath /home/os136789/Apache/myDerbySandbox/trunk/jars/insane/derbyclient.jar:/home/os136789/Apache/myDerbySandbox/trunk/jars/insane/derbytools.jar org.apache.derby.tools.ij /home/os136789/Replication/testing/verify_ReplicationTestRun.sql
> (Connection OK)
> Master:
> /usr/local/java/jdk1.6/jre/lib/../bin/java -Dij.driver=org.apache.derby.jdbc.ClientDriver -Dij.connection.master=jdbc:derby://localhost:1527//home/os136789/Replication/testing/db_master/wombat -classpath /home/os136789/Apache/myDerbySandbox/trunk/jars/insane/derbyclient.jar:/home/os136789/Apache/myDerbySandbox/trunk/jars/insane/derbytools.jar org.apache.derby.tools.ij /home/os136789/Replication/testing/verify_ReplicationTestRun.sql
> Failure: Hangs! (On 'show schemas;')
> Test run logfile.out plus derby.log from master and slave:
> Attachement: NOreplicationLoad.tar
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