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https://issues.apache.org/jira/browse/CASSANDRA-4221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13278219#comment-13278219
]
Pavel Yaskevich commented on CASSANDRA-4221:
--------------------------------------------
I see debug information I added right now, but there is no IOError in that log
described in this task...
> Error while deleting a columnfamily that is being compacted.
> ------------------------------------------------------------
>
> Key: CASSANDRA-4221
> URL: https://issues.apache.org/jira/browse/CASSANDRA-4221
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Affects Versions: 1.1.0
> Environment: ccm, dtest, cassandra-1.1. The error does not happen in
> cassandra-1.0.
> Reporter: Tyler Patterson
> Assignee: Pavel Yaskevich
> Fix For: 1.1.1
>
> Attachments: CASSANDRA-4221-logging.patch, CASSANDRA-4221.patch,
> system_log.zip
>
>
> The following dtest command produces an error:
> {code}export CASSANDRA_VERSION=git:cassandra-1.1; nosetests --nocapture
> --nologcapture
> concurrent_schema_changes_test.py:TestConcurrentSchemaChanges.load_test{code}
> Here is the error:
> {code}
> Error occured during compaction
> java.util.concurrent.ExecutionException: java.io.IOError:
> java.io.FileNotFoundException:
> /tmp/dtest-6ECMgy/test/node1/data/Keyspace1/Standard1/Keyspace1-Standard1-hc-47-Data.db
> (No such file or directory)
> at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252)
> at java.util.concurrent.FutureTask.get(FutureTask.java:111)
> at
> org.apache.cassandra.db.compaction.CompactionManager.performMaximal(CompactionManager.java:239)
> at
> org.apache.cassandra.db.ColumnFamilyStore.forceMajorCompaction(ColumnFamilyStore.java:1580)
> at
> org.apache.cassandra.service.StorageService.forceTableCompaction(StorageService.java:1770)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:616)
> at
> com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:111)
> at
> com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:45)
> at
> com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:226)
> at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:138)
> at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:251)
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:857)
> at
> com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:795)
> at
> javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1450)
> at
> javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:90)
> at
> javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1285)
> at
> javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1383)
> at
> javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:807)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:616)
> at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:322)
> at sun.rmi.transport.Transport$1.run(Transport.java:177)
> at java.security.AccessController.doPrivileged(Native Method)
> at sun.rmi.transport.Transport.serviceCall(Transport.java:173)
> at
> sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:553)
> at
> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:808)
> at
> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:667)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> at java.lang.Thread.run(Thread.java:679)
> Caused by: java.io.IOError: java.io.FileNotFoundException:
> /tmp/dtest-6ECMgy/test/node1/data/Keyspace1/Standard1/Keyspace1-Standard1-hc-47-Data.db
> (No such file or directory)
> at
> org.apache.cassandra.io.sstable.SSTableScanner.<init>(SSTableScanner.java:61)
> at
> org.apache.cassandra.io.sstable.SSTableReader.getDirectScanner(SSTableReader.java:839)
> at
> org.apache.cassandra.io.sstable.SSTableReader.getDirectScanner(SSTableReader.java:851)
> at
> org.apache.cassandra.db.compaction.AbstractCompactionStrategy.getScanners(AbstractCompactionStrategy.java:142)
> at
> org.apache.cassandra.db.compaction.AbstractCompactionStrategy.getScanners(AbstractCompactionStrategy.java:148)
> at
> org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:121)
> at
> org.apache.cassandra.db.compaction.CompactionManager$6.runMayThrow(CompactionManager.java:264)
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> at java.util.concurrent.FutureTask.run(FutureTask.java:166)
> ... 3 more
> Caused by: java.io.FileNotFoundException:
> /tmp/dtest-6ECMgy/test/node1/data/Keyspace1/Standard1/Keyspace1-Standard1-hc-47-Data.db
> (No such file or directory)
> at java.io.RandomAccessFile.open(Native Method)
> at java.io.RandomAccessFile.<init>(RandomAccessFile.java:233)
> at
> org.apache.cassandra.io.util.RandomAccessReader.<init>(RandomAccessReader.java:67)
> at
> org.apache.cassandra.io.util.RandomAccessReader.open(RandomAccessReader.java:102)
> at
> org.apache.cassandra.io.util.RandomAccessReader.open(RandomAccessReader.java:87)
> at
> org.apache.cassandra.io.sstable.SSTableReader.openDataReader(SSTableReader.java:985)
> at
> org.apache.cassandra.io.sstable.SSTableScanner.<init>(SSTableScanner.java:56)
> ... 13 more
> {code}
> For reference, here is the dtest function that causes the failure. The error
> happens on the line near the bottom that drops the columnfamily:
> {code}
> def load_test(self):
>
> """
>
> apply schema changes while the cluster is under load.
>
> """
>
> debug("load_test()")
>
>
>
> cluster = self.cluster
>
> cluster.populate(1).start()
>
> node1 = cluster.nodelist()[0]
>
> wait(2)
>
> cursor = self.cql_connection(node1).cursor()
>
>
>
> def stress(args=[]):
>
> debug("Stressing")
>
> node1.stress(args)
>
> debug("Done Stressing")
>
>
>
> def compact():
>
> debug("Compacting...")
>
> node1.nodetool('compact')
>
> debug("Done Compacting.")
>
>
>
> # put some data into the cluster
>
> stress(['--num-keys=1000000'])
>
>
>
> # now start compacting...
> tcompact = Thread(target=compact)
>
> tcompact.start()
>
> wait(1)
>
>
>
> # now the cluster is under a lot of load. Make some schema changes.
>
> cursor.execute("USE Keyspace1")
>
> wait(1)
>
> cursor.execute("DROP COLUMNFAMILY Standard1")
>
>
>
> wait(3)
>
>
>
> cursor.execute("CREATE COLUMNFAMILY Standard1 (KEY text PRIMARY
> KEY)")
>
>
> tcompact.join()
>
>
> {code}
> Again, the error happens on cassandra-1.1, but not on cassandra-1.0.
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