From cassandra-user-return-1332-apmail-incubator-cassandra-user-archive=incubator.apache.org@incubator.apache.org Sat Nov 14 22:09:13 2009 Return-Path: Delivered-To: apmail-incubator-cassandra-user-archive@minotaur.apache.org Received: (qmail 33107 invoked from network); 14 Nov 2009 22:09:13 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 14 Nov 2009 22:09:13 -0000 Received: (qmail 4191 invoked by uid 500); 14 Nov 2009 22:09:13 -0000 Delivered-To: apmail-incubator-cassandra-user-archive@incubator.apache.org Received: (qmail 4174 invoked by uid 500); 14 Nov 2009 22:09:13 -0000 Mailing-List: contact cassandra-user-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: cassandra-user@incubator.apache.org Delivered-To: mailing list cassandra-user@incubator.apache.org Received: (qmail 4165 invoked by uid 99); 14 Nov 2009 22:09:13 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 14 Nov 2009 22:09:13 +0000 X-ASF-Spam-Status: No, hits=-0.0 required=10.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of rrabah@playdom.com designates 74.125.149.69 as permitted sender) Received: from [74.125.149.69] (HELO na3sys009aog102.obsmtp.com) (74.125.149.69) by apache.org (qpsmtpd/0.29) with SMTP; Sat, 14 Nov 2009 22:09:04 +0000 Received: from source ([209.85.222.172]) by na3sys009aob102.postini.com ([74.125.148.12]) with SMTP ID DSNKSv8qag1j8iaKCNtix9SGU5dPaBwumB/p@postini.com; Sat, 14 Nov 2009 14:08:43 PST Received: by pzk2 with SMTP id 2so2838621pzk.26 for ; Sat, 14 Nov 2009 14:08:42 -0800 (PST) MIME-Version: 1.0 Received: by 10.140.202.16 with SMTP id z16mr305965rvf.233.1258236522154; Sat, 14 Nov 2009 14:08:42 -0800 (PST) Date: Sat, 14 Nov 2009 14:08:42 -0800 Message-ID: Subject: Exception thrown when I restart one of the nodes From: Ramzi Rabah To: cassandra-user@incubator.apache.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Virus-Checked: Checked by ClamAV on apache.org Hi all: I am using version 0.4.2 of Cassandra, and whenever I restart one of the nodes only I am getting the following exception consistently: INFO - Compacting [/disk1/cassandra/data/Keyspace1/Datastore-1-Data.db,/disk1/cassandra/data/= Keyspace1/Datastore-2-Data.db,/disk1/cassandra/data/Keyspace1/Datastore-3-D= ata.db,/disk1/cassandra/data/Keyspace1/Datastore-4-Data.db,/disk1/cassandra= /data/Keyspace1/Datastore-7-Data.db,/disk1/cassandra/data/Keyspace1/Datasto= re-10-Data.db,/disk1/cassandra/data/Keyspace1/Datastore-13-Data.db,/disk1/c= assandra/data/Keyspace1/Datastore-31-Data.db] INFO - Replaying /var/lib/cassandra/commitlog/CommitLog-1258227394451.log, /var/lib/cassandra/commitlog/CommitLog-1258235275214.log ERROR - Error in ThreadPoolExecutor java.util.concurrent.ExecutionException: java.lang.AssertionError at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:22= 2) at java.util.concurrent.FutureTask.get(FutureTask.java:83) at org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor.aft= erExecute(DebuggableThreadPoolExecutor.java:86) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoo= lExecutor.java:887) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExe= cutor.java:907) at java.lang.Thread.run(Thread.java:619) Caused by: java.lang.AssertionError at org.apache.cassandra.io.SSTableWriter.append(SSTableWriter.java:= 100) at org.apache.cassandra.db.ColumnFamilyStore.doFileCompaction(Colum= nFamilyStore.java:1103) at org.apache.cassandra.db.ColumnFamilyStore.doCompaction(ColumnFam= ilyStore.java:686) at org.apache.cassandra.db.MinorCompactionManager$1.call(MinorCompa= ctionManager.java:166) at org.apache.cassandra.db.MinorCompactionManager$1.call(MinorCompa= ctionManager.java:163) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:30= 3) at java.util.concurrent.FutureTask.run(FutureTask.java:138) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoo= lExecutor.java:885) ... 2 more INFO - Flushing Memtable(Datastore)@349572395 Seems like it's happening in the compaction phase. Any idea why that might = be? Thanks Ray