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Posted to issues@ignite.apache.org by "Dmitriy Pavlov (JIRA)" <ji...@apache.org> on 2018/03/15 10:29:00 UTC
[jira] [Created] (IGNITE-7965) Robin-hood hashing may fail with
negative index in case backward shift finished with full table scan
Dmitriy Pavlov created IGNITE-7965:
--------------------------------------
Summary: Robin-hood hashing may fail with negative index in case backward shift finished with full table scan
Key: IGNITE-7965
URL: https://issues.apache.org/jira/browse/IGNITE-7965
Project: Ignite
Issue Type: Bug
Components: persistence
Affects Versions: 2.5
Reporter: Dmitriy Pavlov
Assignee: Dmitriy Pavlov
Fix For: 2.5
Introduced in [IGNITE-7638] Implemented robin-hood hashing for FullPageIdTable
Found by [~Jokser]
test
{noformat}
@Test
public void testShortSize() throws Exception {
withMap(map -> {
map.put(1, 1, 0, 0);
map.put(2, 0, 1, 1);
map.remove(1, 1);
}, 2);
}
{noformat}
Problematic code
org/apache/ignite/internal/processors/cache/persistence/pagemem/RobinHoodBackwardShiftHashMap.java:321
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