sajjad-moradi commented on code in PR #10754: URL: https://github.com/apache/pinot/pull/10754#discussion_r1195998765
########## pinot-controller/src/test/java/org/apache/pinot/controller/helix/core/retention/RetentionManagerTest.java: ########## @@ -233,6 +233,39 @@ public void testRealtimeLLCCleanup() verify(pinotHelixResourceManager, times(1)).deleteSegments(anyString(), anyList()); } + // This test makes sure that we do not clean up last llc completed segments + @Test + public void testRealtimeLastLLCCleanup() + throws Exception { + final long now = System.currentTimeMillis(); + final int replicaCount = 1; + + TableConfig tableConfig = createRealtimeTableConfig1(replicaCount); + List<String> removedSegments = new ArrayList<>(); + LeadControllerManager leadControllerManager = mock(LeadControllerManager.class); + when(leadControllerManager.isLeaderForTable(anyString())).thenReturn(true); + PinotHelixResourceManager pinotHelixResourceManager = + setupSegmentMetadataForPausedTable(tableConfig, now, removedSegments); + setupPinotHelixResourceManager(tableConfig, removedSegments, pinotHelixResourceManager, leadControllerManager); + + ControllerConf conf = new ControllerConf(); + ControllerMetrics controllerMetrics = new ControllerMetrics(PinotMetricUtils.getPinotMetricsRegistry()); + conf.setRetentionControllerFrequencyInSeconds(0); + conf.setDeletedSegmentsRetentionInDays(0); + RetentionManager retentionManager = + new RetentionManager(pinotHelixResourceManager, leadControllerManager, conf, controllerMetrics); + retentionManager.start(); + retentionManager.run(); + + SegmentDeletionManager deletionManager = pinotHelixResourceManager.getSegmentDeletionManager(); + + // Verify that the removeAgedDeletedSegments() method in deletion manager is actually called. + verify(deletionManager, times(1)).removeAgedDeletedSegments(leadControllerManager); + + // Verify that the deleteSegments method is actually called. + verify(pinotHelixResourceManager, times(1)).deleteSegments(anyString(), anyList()); Review Comment: ```suggestion String tableNameWithType = tableConfig.getTableName(); String deletedSegmentName = new LLCSegmentName("testTable", 5, 0, now).getSegmentName(); verify(pinotHelixResourceManager, times(1)).deleteSegments(tableNameWithType, ImmutableList.of(deletedSegmentName)); ``` ########## pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/PinotHelixResourceManager.java: ########## @@ -872,6 +874,24 @@ public List<SegmentZKMetadata> getSegmentsZKMetadata(String tableNameWithType) { return ZKMetadataProvider.getSegmentsZKMetadata(_propertyStore, tableNameWithType); } + public List<String> getLastLLCCompletedSegments(String tableNameWithType) { + Map<Integer, String> partitionIdToLastLLCCompletedSegmentMap = new HashMap<>(); + List<SegmentZKMetadata> realtimeSegments = getSegmentsZKMetadata(tableNameWithType); + for (SegmentZKMetadata segMetadata : realtimeSegments) { + if (SegmentName.isLowLevelConsumerSegmentName(segMetadata.getSegmentName()) + && segMetadata.getStatus() == CommonConstants.Segment.Realtime.Status.DONE) { + LLCSegmentName llcName = LLCSegmentName.of(segMetadata.getSegmentName()); + int partitionGroupId = llcName.getPartitionGroupId(); + int sequenceNumber = llcName.getSequenceNumber(); + String curSegName = partitionIdToLastLLCCompletedSegmentMap.get(partitionGroupId); Review Comment: Maybe `s/curSegName/lastCompletedSegName/` ########## pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/PinotHelixResourceManager.java: ########## @@ -872,6 +874,24 @@ public List<SegmentZKMetadata> getSegmentsZKMetadata(String tableNameWithType) { return ZKMetadataProvider.getSegmentsZKMetadata(_propertyStore, tableNameWithType); } + public List<String> getLastLLCCompletedSegments(String tableNameWithType) { + Map<Integer, String> partitionIdToLastLLCCompletedSegmentMap = new HashMap<>(); + List<SegmentZKMetadata> realtimeSegments = getSegmentsZKMetadata(tableNameWithType); + for (SegmentZKMetadata segMetadata : realtimeSegments) { Review Comment: ```suggestion for (SegmentZKMetadata segMetadata : getSegmentsZKMetadata(tableNameWithType)) { ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For additional commands, e-mail: commits-h...@pinot.apache.org