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commit dca5d92549db76b5a426b12061c091e911f4495f Author: Andrew Purtell <[email protected]> AuthorDate: Wed Jul 1 12:40:31 2026 -0700 PHOENIX-7839 MetaDataEndPointIT recategorize as NeedsOwnMiniClusterTest (#2456) --- .../apache/phoenix/end2end/MetaDataEndPointIT.java | 21 ++++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) diff --git a/phoenix-core/src/it/java/org/apache/phoenix/end2end/MetaDataEndPointIT.java b/phoenix-core/src/it/java/org/apache/phoenix/end2end/MetaDataEndPointIT.java index ca48f96a7f..66fdc1540b 100644 --- a/phoenix-core/src/it/java/org/apache/phoenix/end2end/MetaDataEndPointIT.java +++ b/phoenix-core/src/it/java/org/apache/phoenix/end2end/MetaDataEndPointIT.java @@ -39,7 +39,26 @@ import org.apache.phoenix.util.SchemaUtil; import org.junit.Test; import org.junit.experimental.categories.Category; -@Category(ParallelStatsDisabledTest.class) +/** + * The metric tests in this class assert against the process-global + * {@link MetricsMetadataSourceFactory#getMetadataMetricsSource()} singleton, whose counters + * (CREATE_TABLE_COUNT, METADATA_CACHE_ESTIMATED_USED_SIZE, METADATA_CACHE_ADD_COUNT, ...) are + * incremented by every server-side metadata operation in the same JVM. Running this test class in + * the {@link ParallelStatsDisabledTest} group lets parallel tests in other classes in the same + * fork mutate those counters between this test's "capture baseline" and "verify after CREATE + * TABLE" calls, producing intermittent strict-equality assertion failures such as: + * + * <pre> + * testMetadataMetricsOfCreateTable + * expected:<232498> but was:<240491> + * </pre> + * + * Categorize as {@link NeedsOwnMiniClusterTest} so failsafe runs this class in its own forked JVM + * (reuseForks=false), guaranteeing exclusive ownership of the metric singleton for the duration + * of the suite. Tests within this class still run sequentially in that fork, which is sufficient + * because each individual test captures and verifies its own counter deltas in a single thread. + */ +@Category(NeedsOwnMiniClusterTest.class) public class MetaDataEndPointIT extends ParallelStatsDisabledIT { @Test public void testUpdateIndexState() throws Throwable {
