This bug was not in 0.7.0, but it's certainly possible that other ByteBuffer-related bugs were.
On Tue, Feb 15, 2011 at 1:00 PM, Dan Hendry <dan.hendry.j...@gmail.com> wrote: > I have been having plenty of problems (on 0.7.0, > http://www.mail-archive.com/user@cassandra.apache.org/msg09341.html, > http://www.mail-archive.com/user@cassandra.apache.org/msg09230.html, > http://www.mail-archive.com/user@cassandra.apache.org/msg09122.html, > http://www.mail-archive.com/dev@cassandra.apache.org/msg01746.html, and from > others: > http://www.mail-archive.com/user@cassandra.apache.org/msg09838.html,) which > are very similar to what was reported and apparently fixed for this case. In > my instance, I have not been able to find a reproducible case but its not > all that feasible to log what is going into my nodes. Could this bug have > existed in 0.7.0 in another form or could this problem occur elsewhere in > the code? > > > > Dan > > > > From: Sylvain Lebresne [mailto:sylv...@datastax.com] > Sent: February-15-11 13:15 > To: user@cassandra.apache.org > Subject: Re: Possible EOFException regression in 0.7.1 > > > > On Tue, Feb 15, 2011 at 7:10 PM, ruslan usifov <ruslan.usi...@gmail.com> > wrote: > > It will be great if patch appear very quick > > > > patch attached here: https://issues.apache.org/jira/browse/CASSANDRA-2165 > > > > Hoping this is quick enough. > > > > > > 2011/2/15 Jonathan Ellis <jbel...@gmail.com> > > > > I can reproduce with your script. Thanks! > > 2011/2/15 Jonas Borgström <jonas.borgst...@trioptima.com>: > >> Hi all, >> >> While testing the new 0.7.1 release I got the following exception: >> >> ERROR [ReadStage:11] 2011-02-15 16:39:18,105 >> DebuggableThreadPoolExecutor.java (line 103) Error in ThreadPoolExecutor >> java.io.IOError: java.io.EOFException >> at >> >> org.apache.cassandra.db.columniterator.SSTableNamesIterator.<init>(SSTableNamesIterator.java:75) >> at >> >> org.apache.cassandra.db.filter.NamesQueryFilter.getSSTableColumnIterator(NamesQueryFilter.java:59) >> at >> >> org.apache.cassandra.db.filter.QueryFilter.getSSTableColumnIterator(QueryFilter.java:80) >> at >> >> org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:1274) >> at >> >> org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1166) >> at >> >> org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1095) >> at org.apache.cassandra.db.Table.getRow(Table.java:384) >> at >> >> org.apache.cassandra.db.SliceByNamesReadCommand.getRow(SliceByNamesReadCommand.java:60) >> at >> >> org.apache.cassandra.service.StorageProxy$LocalReadRunnable.runMayThrow(StorageProxy.java:473) >> at >> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30) >> at >> >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) >> at >> >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) >> at java.lang.Thread.run(Thread.java:636) >> Caused by: java.io.EOFException >> at java.io.DataInputStream.readInt(DataInputStream.java:392) >> at >> >> org.apache.cassandra.utils.BloomFilterSerializer.deserialize(BloomFilterSerializer.java:48) >> at >> >> org.apache.cassandra.utils.BloomFilterSerializer.deserialize(BloomFilterSerializer.java:30) >> at >> >> org.apache.cassandra.io.sstable.IndexHelper.defreezeBloomFilter(IndexHelper.java:108) >> at >> >> org.apache.cassandra.db.columniterator.SSTableNamesIterator.read(SSTableNamesIterator.java:106) >> at >> >> org.apache.cassandra.db.columniterator.SSTableNamesIterator.<init>(SSTableNamesIterator.java:71) >> ... 12 more >> >> I'm able reliably reproduce this using the following one node cluster: >> - apache-cassandra-0.7.1-bin.tar.gz >> - Fedora 14 >> - java version "1.6.0_20". >> OpenJDK 64-Bit Server VM (build 19.0-b09, mixed mode) >> - Default cassandra.yaml >> - cassandra-env.sh: MAX_HEAP_SIZE="1G"; HEAP_NEWSIZE="200M" >> >> cassandra-cli initialization: >> - create keyspace foo; >> - use foo; >> - create column family datasets; >> >> $ python dataset_check.py (attached) >> Inserting row 0 of 10 >> Inserting row 1 of 10 >> Inserting row 2 of 10 >> Inserting row 3 of 10 >> Inserting row 4 of 10 >> Inserting row 5 of 10 >> Inserting row 6 of 10 >> Inserting row 7 of 10 >> Inserting row 8 of 10 >> Inserting row 9 of 10 >> Attempting to fetch key 0 >> Traceback (most recent call last): >> ... >> pycassa.pool.MaximumRetryException: Retried 6 times >> >> After this I have 6 EOFExceptions in system.log. >> Running "get datasets[0]['name'];" using cassandra-cli also triggers the >> same exception. >> I've not been able to reproduce this with cassandra 0.7.0. >> >> Regards, >> Jonas >> >> >> > > > -- > Jonathan Ellis > Project Chair, Apache Cassandra > co-founder of DataStax, the source for professional Cassandra support > http://www.datastax.com > > > > > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 9.0.872 / Virus Database: 271.1.1/3443 - Release Date: 02/15/11 > 02:34:00 -- Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com
