[ https://issues.apache.org/jira/browse/CASSANDRA-11477?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Branimir Lambov resolved CASSANDRA-11477. ----------------------------------------- Resolution: Duplicate Reproduced In: 2.2.5, 2.1.13 (was: 2.1.13, 2.2.5) > MerkleTree mismatch when a cell is shadowed by a range tombstone in different > SSTables > -------------------------------------------------------------------------------------- > > Key: CASSANDRA-11477 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11477 > Project: Cassandra > Issue Type: Bug > Reporter: Fabien Rousseau > Assignee: Fabien Rousseau > Labels: repair > Attachments: 11477-2.1.patch > > > Below is a script which allows to reproduce the problem: > {noformat} > ccm create test -v 2.1.13 -n 2 -s > ccm node1 cqlsh > CREATE KEYSPACE test_rt WITH replication = {'class': 'SimpleStrategy', > 'replication_factor': 2}; > USE test_rt; > CREATE TABLE IF NOT EXISTS table1 ( > c1 text, > c2 text, > c3 text, > PRIMARY KEY ((c1), c2) > ); > INSERT INTO table1 (c1, c2, c3) VALUES ( 'a', 'b', 'c'); > ctrl ^d > # now flush only one of the two nodes > ccm node1 flush > ccm node1 cqlsh > USE test_rt; > DELETE FROM table1 WHERE c1 = 'a' AND c2 = 'b'; > ctrl ^d > ccm node1 repair test_rt table1 > # now grep the log and observe that there was some inconstencies detected > between nodes (while it shouldn't have detected any) > ccm node1 showlog | grep "out of sync" > {noformat} > The wrong hash will be computed on node1, which will include the previously > deleted cell, thus resulting in a MT mismatch. > This is due to the fact that, in LazilyCompactedRow, the RT is not added into > the RT tracker (in fact, it's added only if it is GCable, but should always > be added). -- This message was sent by Atlassian JIRA (v6.3.4#6332)