[ https://issues.apache.org/jira/browse/CASSANDRA-14365?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Kurt Greaves updated CASSANDRA-14365: ------------------------------------- Status: Patch Available (was: Open) > Commit log replay failure for static columns with collections in clustering > keys > -------------------------------------------------------------------------------- > > Key: CASSANDRA-14365 > URL: https://issues.apache.org/jira/browse/CASSANDRA-14365 > Project: Cassandra > Issue Type: Bug > Components: Core > Reporter: Vincent White > Assignee: Vincent White > Priority: Major > > In the old storage engine, static cells with a collection as part of the > clustering key fail to validate because a 0 byte collection (like in the cell > name of a static cell) isn't valid. > To reproduce: > 1. > {code:java} > CREATE TABLE test.x ( > id int, > id2 frozen<map<text, text>>, > st int static, > PRIMARY KEY (id, id2) > ); > INSERT INTO test.x (id, st) VALUES (1, 2); > {code} > 2. > Kill the cassandra process > 3. > Restart cassandra to replay the commitlog > Outcome: > {noformat} > ERROR [main] 2018-04-05 04:58:23,741 JVMStabilityInspector.java:99 - Exiting > due to error while processing commit log during initialization. > org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: > Unexpected error deserializing mutation; saved to > /tmp/mutation3825739904516830950dat. This may be caused by replaying a > mutation against a table with the same name but incompatible schema. > Exception follows: org.apache.cassandra.serializers.MarshalException: Not > enough bytes to read a set > at > org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:638) > [main/:na] > at > org.apache.cassandra.db.commitlog.CommitLogReplayer.replayMutation(CommitLogReplayer.java:565) > [main/:na] > at > org.apache.cassandra.db.commitlog.CommitLogReplayer.replaySyncSection(CommitLogReplayer.java:517) > [main/:na] > at > org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:397) > [main/:na] > at > org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:143) > [main/:na] > at > org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:181) > [main/:na] > at > org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:161) > [main/:na] > at > org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:284) > [main/:na] > at > org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:533) > [main/:na] > at > org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:642) > [main/:na] > {noformat} > I haven't investigated if there are other more subtle issues caused by these > cells failing to validate other places in the code, but I believe the fix for > this is to check for 0 byte length collections and accept them as valid as we > do with other types. > I haven't had a chance for any extensive testing but this naive patch seems > to have the desired affect. [2.2 PoC > Patch|https://github.com/vincewhite/cassandra/commits/zero_length_collection] -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org