xushiyan commented on code in PR #7638:
URL: https://github.com/apache/hudi/pull/7638#discussion_r1199700498
##########
hudi-client/hudi-spark-client/src/test/java/org/apache/hudi/client/functional/TestHoodieBackedMetadata.java:
##########
@@ -861,6 +862,33 @@ public void testMetadataTableWithPendingCompaction(boolean
simulateFailedCompact
}
}
+ /**
+ * Tests to make sure that compaction won't be delayed forever due to a
stuck pending commit
+ * */
+ @Test
+ public void testMetadataTableWithLongLog() throws Exception {
+ HoodieTableType tableType = COPY_ON_WRITE;
+ init(tableType, false);
+ writeConfig = getWriteConfigBuilder(true, true, false)
+ .withMetadataConfig(HoodieMetadataConfig.newBuilder()
+ .enable(true)
+ .enableFullScan(true)
+ .enableMetrics(false)
+ .build()).build();
+ initWriteConfigAndMetatableWriter(writeConfig, true);
+
+ HoodieException e = assertThrows(HoodieException.class, () -> {
+ for (int i = 0; i <
HoodieBackedTableMetadataWriter.MAX_LOG_FILE_LIST_LENGTH + 100; i++) {
Review Comment:
this test actually does 1100 commits to finish.
##########
hudi-client/hudi-client-common/src/main/java/org/apache/hudi/metadata/HoodieBackedTableMetadataWriter.java:
##########
@@ -1040,6 +1043,24 @@ protected void compactIfNecessary(BaseHoodieWriteClient
writeClient, String inst
}
}
+ /**
+ * If there is an instant that is stuck pending, compaction will never occur
and the log length will grow unbounded.
+ * Throw an exception if MAX_LOG_FILE_LIST_LENGTH is exceeded.
+ */
+ private void checkLogFileListLength() {
Review Comment:
this should be static and parameterize the max length
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