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Sylvain Lebresne commented on CASSANDRA-13482: ---------------------------------------------- lgtm, +1. > NPE on non-existing row read when row cache is enabled > ------------------------------------------------------ > > Key: CASSANDRA-13482 > URL: https://issues.apache.org/jira/browse/CASSANDRA-13482 > Project: Cassandra > Issue Type: Bug > Reporter: Alex Petrov > Assignee: Alex Petrov > > The problem is reproducible on 3.0 with: > {code} > -# row_cache_class_name: org.apache.cassandra.cache.OHCProvider > +row_cache_class_name: org.apache.cassandra.cache.OHCProvider > -row_cache_size_in_mb: 0 > +row_cache_size_in_mb: 100 > {code} > Table setup: > {code} > CREATE TABLE cache_tables (pk int, v1 int, v2 int, v3 int, primary key (pk, > v1)) WITH CACHING = { 'keys': 'ALL', 'rows_per_partition': '1' } ; > {code} > No data is required, only a head query (or any pk/ck query but with full > partitions cached). > {code} > select * from cross_page_queries where pk = 10000 ; > {code} > {code} > java.lang.AssertionError: null > at > org.apache.cassandra.db.rows.UnfilteredRowIterators.concat(UnfilteredRowIterators.java:193) > ~[main/:na] > at > org.apache.cassandra.db.SinglePartitionReadCommand.getThroughCache(SinglePartitionReadCommand.java:461) > ~[main/:na] > at > org.apache.cassandra.db.SinglePartitionReadCommand.queryStorage(SinglePartitionReadCommand.java:358) > ~[main/:na] > at > org.apache.cassandra.db.ReadCommand.executeLocally(ReadCommand.java:395) > ~[main/:na] > at > org.apache.cassandra.service.StorageProxy$LocalReadRunnable.runMayThrow(StorageProxy.java:1794) > ~[main/:na] > at > org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:2472) > ~[main/:na] > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > ~[na:1.8.0_121] > at > org.apache.cassandra.concurrent.AbstractLocalAwareExecutorService$FutureTask.run(AbstractLocalAwareExecutorService.java:164) > ~[main/:na] > at > org.apache.cassandra.concurrent.AbstractLocalAwareExecutorService$LocalSessionFutureTask.run(AbstractLocalAwareExecutorService.java:136) > [main/:na] > at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) > [main/:na] > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_121] > {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org