[CASSANDRA-3954] Exceptions during start up after schema disagreement

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 1.1.0
• Severity: Normal
• Assignee: Pavel Yaskevich
• Reporter: Mariusz

Authors

Pavel Yaskevich

Reviewers

Jonathan Ellis

• Created: 24/Feb/12 14:49
• Updated: 16/Apr/19 09:32
• Resolved: 16/Mar/12 11:04

Description

Hi,
i`ve got schema disaggreement after dropping down keyspace,
i`ve switched off one nodes in cluster, after starting i`ve got bunch of these exceptions:

ERROR [SSTableBatchOpen:1] 2012-02-24 14:21:00,759 AbstractCassandraDaemon.java (line 134) Fatal exception in thread Thread[SSTableBatchOpen:1,5,main]
java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.nio.ByteBuffer
        at org.apache.cassandra.db.marshal.UTF8Type.compare(UTF8Type.java:27)
        at org.apache.cassandra.dht.LocalToken.compareTo(LocalToken.java:45)
        at org.apache.cassandra.db.DecoratedKey.compareTo(DecoratedKey.java:89)
        at org.apache.cassandra.db.DecoratedKey.compareTo(DecoratedKey.java:38)
        at java.util.TreeMap.getEntry(TreeMap.java:328)
        at java.util.TreeMap.containsKey(TreeMap.java:209)
        at java.util.TreeSet.contains(TreeSet.java:217)
        at org.apache.cassandra.io.sstable.SSTableReader.load(SSTableReader.java:393)
        at org.apache.cassandra.io.sstable.SSTableReader.open(SSTableReader.java:189)
        at org.apache.cassandra.io.sstable.SSTableReader$1.run(SSTableReader.java:227)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:662)

and this one on the end of start up:

ERROR [MigrationStage:1] 2012-02-24 14:37:22,750 AbstractCassandraDaemon.java (line 134) Fatal exception in thread Thread[MigrationStage:1,5,main]
java.lang.NullPointerException
        at org.apache.cassandra.db.migration.MigrationHelper.addColumnFamily(MigrationHelper.java:282)
        at org.apache.cassandra.db.migration.MigrationHelper.addColumnFamily(MigrationHelper.java:216)
        at org.apache.cassandra.db.DefsTable.mergeColumnFamilies(DefsTable.java:330)
        at org.apache.cassandra.db.DefsTable.mergeRemoteSchema(DefsTable.java:240)
        at org.apache.cassandra.service.MigrationManager$1.runMayThrow(MigrationManager.java:124)
        at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:662)

Any ideas why they`ve appeared?