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The following commit(s) were added to refs/heads/develop by this push:
     new 08ecbe7  Revert "GEODE-7309: uplift lucene to 7.1.0 (#6351)" (#6903)
08ecbe7 is described below

commit 08ecbe70b64a72113aa4eddbd31ec732e77eb1f9
Author: Kamilla Aslami <kasl...@vmware.com>
AuthorDate: Fri Sep 24 23:47:02 2021 -0700

    Revert "GEODE-7309: uplift lucene to 7.1.0 (#6351)" (#6903)
    
    This reverts commit 68629356f561a932f5dfbace70b01d9971a42473.
---
 .../src/test/resources/expected-pom.xml            | 15 +++-----
 .../gradle/plugins/DependencyConstraints.groovy    |  3 +-
 .../integrationTest/resources/assembly_content.txt | 10 ++---
 .../resources/dependency_classpath.txt             | 10 ++---
 .../geode/internal/cache/GemFireCacheImpl.java     |  8 ----
 .../apache/geode/internal/cache/InternalCache.java |  3 --
 .../cache/InternalCacheForClientAccess.java        |  6 ---
 .../internal/cache/xmlcache/CacheCreation.java     |  6 ---
 .../tools_modules/lucene_integration.html.md.erb   |  1 -
 geode-lucene/build.gradle                          |  1 -
 .../repository/IndexRepositoryImplJUnitTest.java   |  2 +-
 .../lucene/internal/IndexRepositoryFactory.java    |  8 ----
 .../cache/lucene/internal/LuceneEventListener.java |  6 ---
 .../cache/lucene/internal/LuceneIndexStats.java    |  2 +-
 .../internal/repository/IndexRepositoryImpl.java   | 32 +---------------
 .../internal/IndexRepositoryFactoryTest.java       | 10 -----
 .../internal/LuceneServiceImplJUnitTest.java       |  3 +-
 .../LuceneSearchWithRollingUpgradeDUnit.java       | 30 +++++----------
 .../LuceneSearchWithRollingUpgradeTestBase.java    | 44 +++++++++-------------
 ...ultAfterTwoLocatorsWithTwoServersAreRolled.java | 27 ++++---------
 ...tResultsAfterClientAndServersAreRolledOver.java | 33 +++++-----------
 ...ntAndServersAreRolledOverAllBucketsCreated.java | 12 +++---
 ...ccessfulWhenAllServersRollToCurrentVersion.java |  4 +-
 23 files changed, 72 insertions(+), 204 deletions(-)

diff --git a/boms/geode-all-bom/src/test/resources/expected-pom.xml 
b/boms/geode-all-bom/src/test/resources/expected-pom.xml
index 0553d63..d1da6d6 100644
--- a/boms/geode-all-bom/src/test/resources/expected-pom.xml
+++ b/boms/geode-all-bom/src/test/resources/expected-pom.xml
@@ -555,32 +555,27 @@
       <dependency>
         <groupId>org.apache.lucene</groupId>
         <artifactId>lucene-analyzers-common</artifactId>
-        <version>7.1.0</version>
+        <version>6.6.6</version>
       </dependency>
       <dependency>
         <groupId>org.apache.lucene</groupId>
         <artifactId>lucene-analyzers-phonetic</artifactId>
-        <version>7.1.0</version>
+        <version>6.6.6</version>
       </dependency>
       <dependency>
         <groupId>org.apache.lucene</groupId>
         <artifactId>lucene-core</artifactId>
-        <version>7.1.0</version>
+        <version>6.6.6</version>
       </dependency>
       <dependency>
         <groupId>org.apache.lucene</groupId>
         <artifactId>lucene-queryparser</artifactId>
-        <version>7.1.0</version>
+        <version>6.6.6</version>
       </dependency>
       <dependency>
         <groupId>org.apache.lucene</groupId>
         <artifactId>lucene-test-framework</artifactId>
-        <version>7.1.0</version>
-      </dependency>
-      <dependency>
-        <groupId>org.apache.lucene</groupId>
-        <artifactId>lucene-backward-codecs</artifactId>
-        <version>7.1.0</version>
+        <version>6.6.6</version>
       </dependency>
       <dependency>
         <groupId>org.hamcrest</groupId>
diff --git 
a/buildSrc/src/main/groovy/org/apache/geode/gradle/plugins/DependencyConstraints.groovy
 
b/buildSrc/src/main/groovy/org/apache/geode/gradle/plugins/DependencyConstraints.groovy
index cd4583e..5be3bd7 100644
--- 
a/buildSrc/src/main/groovy/org/apache/geode/gradle/plugins/DependencyConstraints.groovy
+++ 
b/buildSrc/src/main/groovy/org/apache/geode/gradle/plugins/DependencyConstraints.groovy
@@ -209,13 +209,12 @@ class DependencyConstraints implements Plugin<Project> {
       entry('log4j-slf4j-impl')
     }
 
-    dependencySet(group: 'org.apache.lucene', version: '7.1.0') {
+    dependencySet(group: 'org.apache.lucene', version: '6.6.6') {
       entry('lucene-analyzers-common')
       entry('lucene-analyzers-phonetic')
       entry('lucene-core')
       entry('lucene-queryparser')
       entry('lucene-test-framework')
-      entry('lucene-backward-codecs')
     }
 
     dependencySet(group: 'org.hamcrest', version: '2.2') {
diff --git a/geode-assembly/src/integrationTest/resources/assembly_content.txt 
b/geode-assembly/src/integrationTest/resources/assembly_content.txt
index 4df96de..1467ae7 100644
--- a/geode-assembly/src/integrationTest/resources/assembly_content.txt
+++ b/geode-assembly/src/integrationTest/resources/assembly_content.txt
@@ -1036,11 +1036,11 @@ lib/log4j-core-2.14.1.jar
 lib/log4j-jcl-2.14.1.jar
 lib/log4j-jul-2.14.1.jar
 lib/log4j-slf4j-impl-2.14.1.jar
-lib/lucene-analyzers-common-7.1.0.jar
-lib/lucene-analyzers-phonetic-7.1.0.jar
-lib/lucene-core-7.1.0.jar
-lib/lucene-queries-7.1.0.jar
-lib/lucene-queryparser-7.1.0.jar
+lib/lucene-analyzers-common-6.6.6.jar
+lib/lucene-analyzers-phonetic-6.6.6.jar
+lib/lucene-core-6.6.6.jar
+lib/lucene-queries-6.6.6.jar
+lib/lucene-queryparser-6.6.6.jar
 lib/micrometer-core-1.7.3.jar
 lib/mx4j-3.0.2.jar
 lib/mx4j-remote-3.0.2.jar
diff --git 
a/geode-assembly/src/integrationTest/resources/dependency_classpath.txt 
b/geode-assembly/src/integrationTest/resources/dependency_classpath.txt
index 000ae3f..d8cb3c1 100644
--- a/geode-assembly/src/integrationTest/resources/dependency_classpath.txt
+++ b/geode-assembly/src/integrationTest/resources/dependency_classpath.txt
@@ -81,10 +81,10 @@ jetty-util-9.4.43.v20210629.jar
 log4j-slf4j-impl-2.14.1.jar
 log4j-core-2.14.1.jar
 log4j-jul-2.14.1.jar
-lucene-analyzers-phonetic-7.1.0.jar
-lucene-analyzers-common-7.1.0.jar
-lucene-queryparser-7.1.0.jar
-lucene-core-7.1.0.jar
-lucene-queries-7.1.0.jar
+lucene-analyzers-phonetic-6.6.6.jar
+lucene-analyzers-common-6.6.6.jar
+lucene-queryparser-6.6.6.jar
+lucene-core-6.6.6.jar
+lucene-queries-6.6.6.jar
 geo-0.7.7.jar
 netty-all-4.1.67.Final.jar
diff --git 
a/geode-core/src/main/java/org/apache/geode/internal/cache/GemFireCacheImpl.java
 
b/geode-core/src/main/java/org/apache/geode/internal/cache/GemFireCacheImpl.java
index 0bf5ded..a100538 100755
--- 
a/geode-core/src/main/java/org/apache/geode/internal/cache/GemFireCacheImpl.java
+++ 
b/geode-core/src/main/java/org/apache/geode/internal/cache/GemFireCacheImpl.java
@@ -4118,14 +4118,6 @@ public class GemFireCacheImpl implements InternalCache, 
InternalClientCache, Has
   }
 
   @Override
-  public boolean hasMemberOlderThan(KnownVersion version) {
-    return getMembers().stream()
-        .map(InternalDistributedMember.class::cast)
-        .map(InternalDistributedMember::getVersion)
-        .anyMatch(v -> v.compareTo(version) < 0);
-  }
-
-  @Override
   public JSONFormatter getJsonFormatter() {
     // only ProxyCache implementation needs a JSONFormatter that has reference 
to userAttributes
     return new JSONFormatter();
diff --git 
a/geode-core/src/main/java/org/apache/geode/internal/cache/InternalCache.java 
b/geode-core/src/main/java/org/apache/geode/internal/cache/InternalCache.java
index df91b2a..0ff4f97 100644
--- 
a/geode-core/src/main/java/org/apache/geode/internal/cache/InternalCache.java
+++ 
b/geode-core/src/main/java/org/apache/geode/internal/cache/InternalCache.java
@@ -66,7 +66,6 @@ import 
org.apache.geode.internal.cache.tier.sockets.ClientProxyMembershipID;
 import org.apache.geode.internal.logging.InternalLogWriter;
 import org.apache.geode.internal.offheap.MemoryAllocator;
 import org.apache.geode.internal.security.SecurityService;
-import org.apache.geode.internal.serialization.KnownVersion;
 import org.apache.geode.internal.statistics.StatisticsClockSupplier;
 import org.apache.geode.management.internal.JmxManagerAdvisor;
 import org.apache.geode.pdx.PdxInstanceFactory;
@@ -587,6 +586,4 @@ public interface InternalCache extends Cache, 
Extensible<Cache>, CacheTime, Inte
   void lockDiskStore(String diskStoreName);
 
   void unlockDiskStore(String diskStoreName);
-
-  boolean hasMemberOlderThan(KnownVersion version);
 }
diff --git 
a/geode-core/src/main/java/org/apache/geode/internal/cache/InternalCacheForClientAccess.java
 
b/geode-core/src/main/java/org/apache/geode/internal/cache/InternalCacheForClientAccess.java
index 456a2a7..fe0ee0a 100644
--- 
a/geode-core/src/main/java/org/apache/geode/internal/cache/InternalCacheForClientAccess.java
+++ 
b/geode-core/src/main/java/org/apache/geode/internal/cache/InternalCacheForClientAccess.java
@@ -94,7 +94,6 @@ import 
org.apache.geode.internal.cache.tier.sockets.ClientProxyMembershipID;
 import org.apache.geode.internal.logging.InternalLogWriter;
 import org.apache.geode.internal.offheap.MemoryAllocator;
 import org.apache.geode.internal.security.SecurityService;
-import org.apache.geode.internal.serialization.KnownVersion;
 import org.apache.geode.internal.statistics.StatisticsClock;
 import org.apache.geode.management.internal.JmxManagerAdvisor;
 import org.apache.geode.management.internal.RestAgent;
@@ -1227,11 +1226,6 @@ public class InternalCacheForClientAccess implements 
InternalCache {
   }
 
   @Override
-  public boolean hasMemberOlderThan(KnownVersion version) {
-    return delegate.hasMemberOlderThan(version);
-  }
-
-  @Override
   public JSONFormatter getJsonFormatter() {
     return delegate.getJsonFormatter();
   }
diff --git 
a/geode-core/src/main/java/org/apache/geode/internal/cache/xmlcache/CacheCreation.java
 
b/geode-core/src/main/java/org/apache/geode/internal/cache/xmlcache/CacheCreation.java
index b127ff9..77e918c 100755
--- 
a/geode-core/src/main/java/org/apache/geode/internal/cache/xmlcache/CacheCreation.java
+++ 
b/geode-core/src/main/java/org/apache/geode/internal/cache/xmlcache/CacheCreation.java
@@ -168,7 +168,6 @@ import org.apache.geode.internal.logging.LocalLogWriter;
 import org.apache.geode.internal.offheap.MemoryAllocator;
 import org.apache.geode.internal.security.SecurityService;
 import org.apache.geode.internal.security.SecurityServiceFactory;
-import org.apache.geode.internal.serialization.KnownVersion;
 import org.apache.geode.internal.statistics.StatisticsClock;
 import org.apache.geode.logging.internal.log4j.api.LogService;
 import org.apache.geode.management.internal.JmxManagerAdvisor;
@@ -1116,11 +1115,6 @@ public class CacheCreation implements InternalCache {
 
   }
 
-  @Override
-  public boolean hasMemberOlderThan(KnownVersion version) {
-    return false;
-  }
-
   public QueryConfigurationServiceCreation 
getQueryConfigurationServiceCreation() {
     return queryConfigurationServiceCreation;
   }
diff --git a/geode-docs/tools_modules/lucene_integration.html.md.erb 
b/geode-docs/tools_modules/lucene_integration.html.md.erb
index 6c6e9b8..3a87100 100644
--- a/geode-docs/tools_modules/lucene_integration.html.md.erb
+++ b/geode-docs/tools_modules/lucene_integration.html.md.erb
@@ -334,7 +334,6 @@ Lucene indexes created for all members.
 # <a id="LuceneRandC" class="no-quick-link"></a>Requirements and Caveats
 
 - Join queries between regions are not supported.
-- All cluster members must be running the same major Lucene version in order 
to execute Lucene queries.
 - Lucene indexes are stored in on-heap memory only.
 - Lucene queries from within transactions are not supported.
 On an attempt to query from within a transaction,
diff --git a/geode-lucene/build.gradle b/geode-lucene/build.gradle
index adfd8f9..fe375d8 100644
--- a/geode-lucene/build.gradle
+++ b/geode-lucene/build.gradle
@@ -68,7 +68,6 @@ dependencies {
 
   upgradeTestImplementation(project(':geode-dunit'))
   upgradeTestImplementation('commons-io:commons-io')
-  upgradeTestImplementation('org.apache.lucene:lucene-backward-codecs')
   upgradeTestRuntimeOnly(project(path: ':geode-old-versions', configuration: 
'classpathsOutput'))
 
 
diff --git 
a/geode-lucene/src/integrationTest/java/org/apache/geode/cache/lucene/internal/repository/IndexRepositoryImplJUnitTest.java
 
b/geode-lucene/src/integrationTest/java/org/apache/geode/cache/lucene/internal/repository/IndexRepositoryImplJUnitTest.java
index 358607f..23ff4fe 100644
--- 
a/geode-lucene/src/integrationTest/java/org/apache/geode/cache/lucene/internal/repository/IndexRepositoryImplJUnitTest.java
+++ 
b/geode-lucene/src/integrationTest/java/org/apache/geode/cache/lucene/internal/repository/IndexRepositoryImplJUnitTest.java
@@ -200,7 +200,7 @@ public class IndexRepositoryImplJUnitTest {
     repo.commit();
     checkQuery("Cream", "s", "key2", "key4");
     verify(stats, times(1)).startRepositoryQuery();
-    verify(stats, times(1)).endRepositoryQuery(anyLong(), eq(2l));
+    verify(stats, times(1)).endRepositoryQuery(anyLong(), eq(2));
   }
 
   @Test
diff --git 
a/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/IndexRepositoryFactory.java
 
b/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/IndexRepositoryFactory.java
index dbe70c6..7db8b96 100644
--- 
a/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/IndexRepositoryFactory.java
+++ 
b/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/IndexRepositoryFactory.java
@@ -38,7 +38,6 @@ import org.apache.geode.internal.cache.InternalCache;
 import org.apache.geode.internal.cache.PartitionRegionConfig;
 import org.apache.geode.internal.cache.PartitionedRegion;
 import org.apache.geode.internal.cache.PartitionedRegionHelper;
-import org.apache.geode.internal.serialization.KnownVersion;
 import org.apache.geode.logging.internal.log4j.api.LogService;
 
 public class IndexRepositoryFactory {
@@ -103,13 +102,6 @@ public class IndexRepositoryFactory {
     if (oldRepository != null) {
       oldRepository.cleanup();
     }
-
-    if (userRegion.getCache() != null
-        && 
userRegion.getCache().hasMemberOlderThan(KnownVersion.GEODE_1_15_0)) {
-      logger.info("Some members are older than " + 
KnownVersion.GEODE_1_15_0.getName());
-      return null;
-    }
-
     DistributedLockService lockService = getLockService();
     String lockName = getLockName(fileAndChunkBucket);
     while (!lockService.lock(lockName, 100, -1)) {
diff --git 
a/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/LuceneEventListener.java
 
b/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/LuceneEventListener.java
index 5ae5393..1faa544 100644
--- 
a/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/LuceneEventListener.java
+++ 
b/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/LuceneEventListener.java
@@ -36,7 +36,6 @@ import 
org.apache.geode.internal.cache.BucketNotFoundException;
 import org.apache.geode.internal.cache.EntrySnapshot;
 import org.apache.geode.internal.cache.InternalCache;
 import org.apache.geode.internal.cache.PrimaryBucketException;
-import org.apache.geode.internal.serialization.KnownVersion;
 import org.apache.geode.logging.internal.log4j.api.LogService;
 
 /**
@@ -82,11 +81,6 @@ public class LuceneEventListener implements 
AsyncEventListener {
     Boolean initialPdxReadSerialized = 
this.cache.getPdxReadSerializedOverride();
     cache.setPdxReadSerializedOverride(true);
 
-    if (cache.hasMemberOlderThan(KnownVersion.GEODE_1_15_0)) {
-      logger.info("Some members are older than " + 
KnownVersion.GEODE_1_15_0.getName());
-      return false;
-    }
-
     Set<IndexRepository> affectedRepos = new HashSet<>();
 
     try {
diff --git 
a/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/LuceneIndexStats.java
 
b/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/LuceneIndexStats.java
index a092fdb..368c063 100644
--- 
a/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/LuceneIndexStats.java
+++ 
b/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/LuceneIndexStats.java
@@ -120,7 +120,7 @@ public class LuceneIndexStats {
   /**
    * @param start the timestamp taken when the operation started
    */
-  public void endRepositoryQuery(long start, final long totalHits) {
+  public void endRepositoryQuery(long start, final int totalHits) {
     stats.incLong(repositoryQueryExecutionTimeId, getStatTime() - start);
     stats.incInt(repositoryQueryExecutionsInProgressId, -1);
     stats.incInt(repositoryQueryExecutionsId, 1);
diff --git 
a/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/repository/IndexRepositoryImpl.java
 
b/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/repository/IndexRepositoryImpl.java
index 0a0727e..666e7dd 100644
--- 
a/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/repository/IndexRepositoryImpl.java
+++ 
b/geode-lucene/src/main/java/org/apache/geode/cache/lucene/internal/repository/IndexRepositoryImpl.java
@@ -29,9 +29,7 @@ import org.apache.lucene.search.Query;
 import org.apache.lucene.search.ScoreDoc;
 import org.apache.lucene.search.SearcherManager;
 import org.apache.lucene.search.TopDocs;
-import org.apache.lucene.search.similarities.TFIDFSimilarity;
 import org.apache.lucene.store.AlreadyClosedException;
-import org.apache.lucene.util.BytesRef;
 
 import org.apache.geode.cache.Region;
 import org.apache.geode.cache.lucene.LuceneIndex;
@@ -145,9 +143,8 @@ public class IndexRepositoryImpl implements IndexRepository 
{
   @Override
   public void query(Query query, int limit, IndexResultCollector collector) 
throws IOException {
     long start = stats.startRepositoryQuery();
-    long totalHits = 0;
+    int totalHits = 0;
     IndexSearcher searcher = searcherManager.acquire();
-    searcher.setSimilarity(new LuceneSimilarity());
     try {
       TopDocs docs = searcher.search(query, limit);
       totalHits = docs.totalHits;
@@ -230,31 +227,4 @@ public class IndexRepositoryImpl implements 
IndexRepository {
       }
     }
   }
-
-  private static class LuceneSimilarity extends TFIDFSimilarity {
-    @Override
-    public float tf(float freq) {
-      return (float) Math.sqrt(freq);
-    }
-
-    @Override
-    public float idf(long docFreq, long docCount) {
-      return (float) Math.sqrt((docCount) / (1 + docFreq) + 1);
-    }
-
-    @Override
-    public float lengthNorm(int length) {
-      return (float) (1 / Math.sqrt(length));
-    }
-
-    @Override
-    public float sloppyFreq(int distance) {
-      return 0;
-    }
-
-    @Override
-    public float scorePayload(int doc, int start, int end, BytesRef payload) {
-      return 1;
-    }
-  }
 }
diff --git 
a/geode-lucene/src/test/java/org/apache/geode/cache/lucene/internal/IndexRepositoryFactoryTest.java
 
b/geode-lucene/src/test/java/org/apache/geode/cache/lucene/internal/IndexRepositoryFactoryTest.java
index 61f2692..38e6355 100644
--- 
a/geode-lucene/src/test/java/org/apache/geode/cache/lucene/internal/IndexRepositoryFactoryTest.java
+++ 
b/geode-lucene/src/test/java/org/apache/geode/cache/lucene/internal/IndexRepositoryFactoryTest.java
@@ -41,7 +41,6 @@ import org.apache.geode.internal.cache.BucketAdvisor;
 import org.apache.geode.internal.cache.BucketRegion;
 import org.apache.geode.internal.cache.InternalCache;
 import org.apache.geode.internal.cache.PartitionedRegion;
-import org.apache.geode.internal.serialization.KnownVersion;
 
 public class IndexRepositoryFactoryTest {
   private Integer bucketId;
@@ -127,15 +126,6 @@ public class IndexRepositoryFactoryTest {
   }
 
   @Test
-  public void 
finishComputingRepositoryShouldReturnNullWhenThereIsOlderMember() throws 
IOException {
-    
when(userRegion.getCache().hasMemberOlderThan(KnownVersion.GEODE_1_15_0)).thenReturn(false);
-
-    IndexRepository indexRepository = 
indexRepositoryFactory.finishComputingRepository(0,
-        serializer, userRegion, oldRepository, luceneIndex);
-    assertThat(indexRepository).isNull();
-  }
-
-  @Test
   public void 
finishComputingRepositoryShouldThrowExceptionAndReleaseLockWhenIOExceptionIsThrownWhileBuildingTheIndex()
       throws IOException {
     when(oldRepository.isClosed()).thenReturn(true);
diff --git 
a/geode-lucene/src/test/java/org/apache/geode/cache/lucene/internal/LuceneServiceImplJUnitTest.java
 
b/geode-lucene/src/test/java/org/apache/geode/cache/lucene/internal/LuceneServiceImplJUnitTest.java
index 613227d..007efe6 100644
--- 
a/geode-lucene/src/test/java/org/apache/geode/cache/lucene/internal/LuceneServiceImplJUnitTest.java
+++ 
b/geode-lucene/src/test/java/org/apache/geode/cache/lucene/internal/LuceneServiceImplJUnitTest.java
@@ -172,7 +172,8 @@ public class LuceneServiceImplJUnitTest {
     }
 
     @Override
-    protected void validateAllMembersAreTheSameVersion(PartitionedRegion 
region) {}
+    protected void validateAllMembersAreTheSameVersion(PartitionedRegion 
region) {
 
+    }
   }
 }
diff --git 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeDUnit.java
 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeDUnit.java
index 8949e37..98d39d6 100644
--- 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeDUnit.java
+++ 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeDUnit.java
@@ -135,49 +135,37 @@ public abstract class LuceneSearchWithRollingUpgradeDUnit
             server3);
       }
       int expectedRegionSize = 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 0,
+      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName, 
expectedRegionSize, 0,
           10, server2, server3);
       locator = rollLocatorToCurrent(locator, hostName, locatorPorts[0], 
getTestMethodName(),
           locatorString);
 
       server1 = rollServerToCurrentCreateLuceneIndexAndCreateRegion(server1, 
regionType,
           testingDirs[0], shortcutName, regionName, locatorPorts, reindex);
+      verifyLuceneQueryResultInEachVM(regionName, expectedRegionSize, server1);
       expectedRegionSize += 5;
-      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 5,
+      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName, 
expectedRegionSize, 5,
           15, server2, server3);
       expectedRegionSize += 5;
-      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 10,
+      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName, 
expectedRegionSize, 10,
           20, server1, server3);
 
       server2 = rollServerToCurrentCreateLuceneIndexAndCreateRegion(server2, 
regionType,
           testingDirs[1], shortcutName, regionName, locatorPorts, reindex);
+      verifyLuceneQueryResultInEachVM(regionName, expectedRegionSize, server2);
       expectedRegionSize += 5;
-      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 15,
+      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName, 
expectedRegionSize, 15,
           25, server1, server3);
       expectedRegionSize += 5;
-      putSerializableObjectAndVerifyLuceneQueryResult(server3, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 20,
+      putSerializableObjectAndVerifyLuceneQueryResult(server3, regionName, 
expectedRegionSize, 20,
           30, server2, server3);
 
       server3 = rollServerToCurrentCreateLuceneIndexAndCreateRegion(server3, 
regionType,
           testingDirs[2], shortcutName, regionName, locatorPorts, reindex);
       verifyLuceneQueryResultInEachVM(regionName, expectedRegionSize, server3);
-      putSerializableObjectAndVerifyLuceneQueryResult(server3, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 15,
+      putSerializableObjectAndVerifyLuceneQueryResult(server3, regionName, 
expectedRegionSize, 15,
           25, server1, server2);
-      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 20,
+      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName, 
expectedRegionSize, 20,
           30, server1, server2, server3);
 
 
diff --git 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeTestBase.java
 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeTestBase.java
index 3de9807..9bfadfa 100644
--- 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeTestBase.java
+++ 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeTestBase.java
@@ -69,6 +69,7 @@ import 
org.apache.geode.test.dunit.internal.JUnit4DistributedTestCase;
 import org.apache.geode.test.version.VersionManager;
 
 public abstract class LuceneSearchWithRollingUpgradeTestBase extends 
JUnit4DistributedTestCase {
+
   protected File[] testingDirs = new File[3];
 
   protected static String INDEX_NAME = "index";
@@ -224,33 +225,12 @@ public abstract class 
LuceneSearchWithRollingUpgradeTestBase extends JUnit4Distr
 
 
   void putSerializableObjectAndVerifyLuceneQueryResult(VM putter, String 
regionName,
-      boolean skipVerification,
       int expectedRegionSize, int start, int end, VM... vms) throws Exception {
     // do puts
     putSerializableObject(putter, regionName, start, end);
 
     // verify present in others
-
-    if (!skipVerification) {
-      verifyLuceneQueryResultInEachVM(regionName, expectedRegionSize, vms);
-    }
-  }
-
-  public boolean hasLuceneVersionMismatch(Host host) {
-    for (VM vm : host.getAllVMs()) {
-      int currentVersionOrdinal = 0;
-      for (KnownVersion productVersion : KnownVersion.getAllVersions()) {
-        if (vm.getVersion().equals(productVersion.getName())) {
-          currentVersionOrdinal = productVersion.ordinal();
-        } else if (vm.getVersion().equals(VersionManager.CURRENT_VERSION)) {
-          currentVersionOrdinal = KnownVersion.CURRENT_ORDINAL;
-        }
-      }
-      if (currentVersionOrdinal < KnownVersion.GEODE_1_15_0.ordinal()) {
-        return true;
-      }
-    }
-    return false;
+    verifyLuceneQueryResultInEachVM(regionName, expectedRegionSize, vms);
   }
 
   void putSerializableObject(VM putter, String regionName, int start, int end)
@@ -315,12 +295,22 @@ public abstract class 
LuceneSearchWithRollingUpgradeTestBase extends JUnit4Distr
   protected Collection executeLuceneQuery(Object luceneQuery)
       throws IllegalAccessException, InvocationTargetException, 
NoSuchMethodException {
     Collection results = null;
-    await().ignoreExceptions().untilAsserted(() -> {
-      luceneQuery.getClass().getMethod("findKeys").invoke(luceneQuery);
-    });
-    results = (Collection) 
luceneQuery.getClass().getMethod("findKeys").invoke(luceneQuery);
-
+    int retryCount = 10;
+    while (true) {
+      try {
+        results = (Collection) 
luceneQuery.getClass().getMethod("findKeys").invoke(luceneQuery);
+        break;
+      } catch (Exception ex) {
+        if (!ex.getCause().getMessage().contains("currently indexing")) {
+          throw ex;
+        }
+        if (--retryCount == 0) {
+          throw ex;
+        }
+      }
+    }
     return results;
+
   }
 
   protected void verifyLuceneQueryResultInEachVM(String regionName, int 
expectedRegionSize,
diff --git 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultAfterTwoLocatorsWithTwoServersAreRolled.java
 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultAfterTwoLocatorsWithTwoServersAreRolled.java
index e1ce48b..8178ea6 100644
--- 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultAfterTwoLocatorsWithTwoServersAreRolled.java
+++ 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultAfterTwoLocatorsWithTwoServersAreRolled.java
@@ -75,7 +75,8 @@ public class 
RollingUpgradeQueryReturnsCorrectResultAfterTwoLocatorsWithTwoServe
 
       invokeRunnableInVMs(invokeCreateRegion(regionName, shortcut.name()), 
server1, server2);
       int expectedRegionSize = 10;
-      putSerializableObject(server1, regionName, 0, 10);
+      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName, 
expectedRegionSize, 0,
+          10, server1, server2);
       locator1 = rollLocatorToCurrent(locator1, hostName, locatorPorts[0], 
getTestMethodName(),
           locatorString);
 
@@ -85,35 +86,23 @@ public class 
RollingUpgradeQueryReturnsCorrectResultAfterTwoLocatorsWithTwoServe
       server1 = rollServerToCurrentCreateLuceneIndexAndCreateRegion(server1, 
regionType, null,
           shortcut.name(), regionName, locatorPorts, reindex);
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 15,
+      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName, 
expectedRegionSize, 15,
           25, server2);
-      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 15,
+      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName, 
expectedRegionSize, 15,
           25, server1);
       expectedRegionSize += 5;
-      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 20,
+      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName, 
expectedRegionSize, 20,
           30, server2);
-      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 20,
+      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName, 
expectedRegionSize, 20,
           30, server1);
 
       server2 = rollServerToCurrentCreateLuceneIndexAndCreateRegion(server2, 
regionType, null,
           shortcut.name(), regionName, locatorPorts, reindex);
       expectedRegionSize += 5;
-      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 25,
+      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName, 
expectedRegionSize, 25,
           35, server1, server2);
       expectedRegionSize += 5;
-      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 30,
+      putSerializableObjectAndVerifyLuceneQueryResult(server1, regionName, 
expectedRegionSize, 30,
           40, server1, server2);
 
     } finally {
diff --git 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRolledOver.java
 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRolledOver.java
index 075ac29..df1e329 100644
--- 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRolledOver.java
+++ 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRolledOver.java
@@ -79,14 +79,10 @@ public class 
RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRol
       invokeRunnableInVMs(invokeCreateRegion(regionName, shortcut.name()), 
server2, server3);
       invokeRunnableInVMs(invokeCreateClientRegion(regionName, 
ClientRegionShortcut.PROXY), client);
       int expectedRegionSize = 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(client, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 0, 10,
+      putSerializableObjectAndVerifyLuceneQueryResult(client, regionName, 
expectedRegionSize, 0, 10,
           server3);
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(server3, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 10,
+      putSerializableObjectAndVerifyLuceneQueryResult(server3, regionName, 
expectedRegionSize, 10,
           20, server2);
       locator = rollLocatorToCurrent(locator, hostName, locatorPorts[0], 
getTestMethodName(),
           locatorString);
@@ -95,40 +91,29 @@ public class 
RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRol
           shortcut.name(), regionName, locatorPorts, reindex);
       invokeRunnableInVMs(invokeStartCacheServer(csPorts[1]), server3);
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(client, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 20,
+      putSerializableObjectAndVerifyLuceneQueryResult(client, regionName, 
expectedRegionSize, 20,
           30, server3, server2);
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(server3, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 30,
+      putSerializableObjectAndVerifyLuceneQueryResult(server3, regionName, 
expectedRegionSize, 30,
           40, server2);
+
       server2 = rollServerToCurrentCreateLuceneIndexAndCreateRegion(server2, 
regionType, null,
           shortcut.name(), regionName, locatorPorts, reindex);
       invokeRunnableInVMs(invokeStartCacheServer(csPorts[0]), server2);
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(client, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 40,
+      putSerializableObjectAndVerifyLuceneQueryResult(client, regionName, 
expectedRegionSize, 40,
           50, server2, server3);
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 50,
+      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName, 
expectedRegionSize, 50,
           60, server3);
 
       client = rollClientToCurrentAndCreateRegion(client, 
ClientRegionShortcut.PROXY, regionName,
           hostNames, locatorPorts, false, singleHopEnabled);
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(client, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 60,
+      putSerializableObjectAndVerifyLuceneQueryResult(client, regionName, 
expectedRegionSize, 60,
           70, server2, server3);
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 70,
+      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName, 
expectedRegionSize, 70,
           80, server3);
 
     } finally {
diff --git 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRolledOverAllBucketsCreated.java
 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRolledOverAllBucketsCreated.java
index bc299f1..195aaf4 100644
--- 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRolledOverAllBucketsCreated.java
+++ 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRolledOverAllBucketsCreated.java
@@ -16,7 +16,6 @@ package org.apache.geode.cache.lucene;
 
 import static org.apache.geode.test.awaitility.GeodeAwaitility.await;
 import static org.junit.Assert.assertTrue;
-import static org.junit.Assume.assumeFalse;
 
 import org.junit.Test;
 
@@ -35,21 +34,24 @@ public class 
RollingUpgradeQueryReturnsCorrectResultsAfterClientAndServersAreRol
   @Test
   public void test()
       throws Exception {
+    // This test verifies the upgrade from lucene 6 to 7 doesn't cause any 
issues. Without any
+    // changes to accomodate this upgrade, this test will fail with an 
IndexFormatTooNewException.
+    //
     // The main sequence in this test that causes the failure is:
     //
-    // - start two servers with old version
-    // - roll one server to new version server
+    // - start two servers with old version using Lucene 6
+    // - roll one server to new version server using Lucene 7
     // - do puts into primary buckets in new server which creates entries in 
the fileAndChunk region
+    // with Lucene 7 format
     // - stop the new version server which causes the old version server to 
become primary for those
     // buckets
-    // - do a query which should pass
+    // - do a query which causes the IndexFormatTooNewException to be thrown
     final Host host = Host.getHost(0);
     VM locator = host.getVM(oldVersion, 0);
     VM server1 = host.getVM(oldVersion, 1);
     VM server2 = host.getVM(oldVersion, 2);
     VM client = host.getVM(oldVersion, 3);
 
-    assumeFalse(hasLuceneVersionMismatch(host));
     final String regionName = "aRegion";
     String regionType = "partitionedRedundant";
     RegionShortcut shortcut = RegionShortcut.PARTITION_REDUNDANT;
diff --git 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeReindexShouldBeSuccessfulWhenAllServersRollToCurrentVersion.java
 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeReindexShouldBeSuccessfulWhenAllServersRollToCurrentVersion.java
index fa255ed..773666b 100644
--- 
a/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeReindexShouldBeSuccessfulWhenAllServersRollToCurrentVersion.java
+++ 
b/geode-lucene/src/upgradeTest/java/org/apache/geode/cache/lucene/RollingUpgradeReindexShouldBeSuccessfulWhenAllServersRollToCurrentVersion.java
@@ -106,9 +106,7 @@ public class 
RollingUpgradeReindexShouldBeSuccessfulWhenAllServersRollToCurrentV
       ai2.checkException();
 
       expectedRegionSize += 10;
-      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName,
-          hasLuceneVersionMismatch(host),
-          expectedRegionSize, 15,
+      putSerializableObjectAndVerifyLuceneQueryResult(server2, regionName, 
expectedRegionSize, 15,
           25, server1, server2);
 
     } finally {

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