Nikolai Grigoriev created CASSANDRA-8740: --------------------------------------------
Summary: java.lang.AssertionError when reading saved cache Key: CASSANDRA-8740 URL: https://issues.apache.org/jira/browse/CASSANDRA-8740 Project: Cassandra Issue Type: Bug Components: Core Environment: OEL 6.5, DSE 4.6.0, Cassandra 2.0.11.83 Reporter: Nikolai Grigoriev I have started seeing it recently. Not sure from which version but now it happens relatively often one some of my nodes. {code} INFO [main] 2015-02-04 18:18:09,253 ColumnFamilyStore.java (line 249) Initializing duo_xxxxxxxxxxx INFO [main] 2015-02-04 18:18:09,254 AutoSavingCache.java (line 114) reading saved cache /var/lib/cassandra/saved_caches/duo_xxxxxxxxxxx-RowCach e-b.db ERROR [main] 2015-02-04 18:18:09,256 CassandraDaemon.java (line 513) Exception encountered during startup java.lang.AssertionError at org.apache.cassandra.cache.SerializingCacheProvider$RowCacheSerializer.serialize(SerializingCacheProvider.java:41) at org.apache.cassandra.cache.SerializingCacheProvider$RowCacheSerializer.serialize(SerializingCacheProvider.java:37) at org.apache.cassandra.cache.SerializingCache.serialize(SerializingCache.java:118) at org.apache.cassandra.cache.SerializingCache.put(SerializingCache.java:177) at org.apache.cassandra.cache.InstrumentingCache.put(InstrumentingCache.java:44) at org.apache.cassandra.cache.AutoSavingCache.loadSaved(AutoSavingCache.java:130) at org.apache.cassandra.db.ColumnFamilyStore.initRowCache(ColumnFamilyStore.java:592) at org.apache.cassandra.db.Keyspace.open(Keyspace.java:119) at org.apache.cassandra.db.Keyspace.open(Keyspace.java:92) at org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:305) at com.datastax.bdp.server.DseDaemon.setup(DseDaemon.java:419) at org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:496) at com.datastax.bdp.server.DseDaemon.main(DseDaemon.java:659) INFO [Thread-2] 2015-02-04 18:18:09,259 DseDaemon.java (line 505) DSE shutting down... ERROR [Thread-2] 2015-02-04 18:18:09,279 CassandraDaemon.java (line 199) Exception in thread Thread[Thread-2,5,main] java.lang.AssertionError at org.apache.cassandra.gms.Gossiper.addLocalApplicationState(Gossiper.java:1274) at com.datastax.bdp.gms.DseState.setActiveStatus(DseState.java:171) at com.datastax.bdp.server.DseDaemon.stop(DseDaemon.java:506) at com.datastax.bdp.server.DseDaemon$1.run(DseDaemon.java:408) INFO [main] 2015-02-04 18:18:49,144 CassandraDaemon.java (line 135) Logging initialized INFO [main] 2015-02-04 18:18:49,169 DseDaemon.java (line 382) DSE version: 4.6.0 {code} Cassandra version: 2.0.11.83 (DSE 4.6.0) Looks like similar issues were reported and fixed in the past - like CASSANDRA-6325. Maybe I am missing something, but I think that Cassandra should not crash and stop at startup if it cannot read a saved cache. This does not make the node inoperable and does not necessarily indicate a severe data corruption. I have applied a small change to my cluster config, restarted it and 30% of my nodes did not start because of that. Of course the solution is simple, but it requires to go to every node that failed to start, wipe the cache and start. -- This message was sent by Atlassian JIRA (v6.3.4#6332)