Anton Gorbunov created CASSANDRA-6374:
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Summary: AssertionError for rows with zero columns
Key: CASSANDRA-6374
URL: https://issues.apache.org/jira/browse/CASSANDRA-6374
Project: Cassandra
Issue Type: Bug
Components: Core
Reporter: Anton Gorbunov
After upgrading from 1.2.5 to 1.2.9 and then to 2.0.2 we've got those
exceptions:
{code}
ERROR [FlushWriter:1] 2013-11-18 16:14:36,305 CassandraDaemon.java (line 187)
Exception in thread Thread[FlushWriter:1,5,main]
java.lang.AssertionError
at
org.apache.cassandra.io.sstable.SSTableWriter.rawAppend(SSTableWriter.java:198)
at
org.apache.cassandra.io.sstable.SSTableWriter.append(SSTableWriter.java:186)
at
org.apache.cassandra.db.Memtable$FlushRunnable.writeSortedContents(Memtable.java:360)
at
org.apache.cassandra.db.Memtable$FlushRunnable.runWith(Memtable.java:315)
at
org.apache.cassandra.io.util.DiskAwareRunnable.runMayThrow(DiskAwareRunnable.java:48)
at
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
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:722)
{code}
Also found similar issue in this thread:
http://www.mail-archive.com/user@cassandra.apache.org/msg32875.html
There Aaron Morton said that its caused by leaving rows with zero columns -
that's exactly what we do in some CFs (using Thrift & Astyanax).
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