diff --git a/fdbserver/BlobManager.actor.cpp b/fdbserver/BlobManager.actor.cpp
index 1c719fba3d..a6f9429be6 100644
--- a/fdbserver/BlobManager.actor.cpp
+++ b/fdbserver/BlobManager.actor.cpp
@@ -5328,7 +5328,7 @@ ACTOR Future<Void> backupManifest(Reference<BlobManagerData> bmData) {
 }
 
 // Simulation validation that multiple blob managers aren't started with the same epoch within same cluster
-static std::map<std::pair<std::string, int64_t>, UID> managerEpochsSeen;
+static std::map<std::pair<UID, int64_t>, UID> managerEpochsSeen;
 
 ACTOR Future<Void> checkBlobManagerEpoch(Reference<AsyncVar<ServerDBInfo> const> dbInfo, int64_t epoch, UID dbgid) {
 	loop {
@@ -5339,11 +5339,37 @@ ACTOR Future<Void> checkBlobManagerEpoch(Reference<AsyncVar<ServerDBInfo> const>
 	}
 }
 
+ACTOR Future<UID> fetchClusterId(Database db) {
+	state Reference<ReadYourWritesTransaction> tr = makeReference<ReadYourWritesTransaction>(db);
+	loop {
+		try {
+			tr->setOption(FDBTransactionOptions::ACCESS_SYSTEM_KEYS);
+			tr->setOption(FDBTransactionOptions::LOCK_AWARE);
+			Optional<Value> clusterIdVal = wait(tr->get(clusterIdKey));
+			if (clusterIdVal.present()) {
+				UID clusterId = BinaryReader::fromStringRef<UID>(clusterIdVal.get(), IncludeVersion());
+				return clusterId;
+			}
+			wait(delay(FLOW_KNOBS->PREVENT_FAST_SPIN_DELAY, TaskPriority::BlobManager));
+			tr->reset();
+		} catch (Error& e) {
+			wait(tr->onError(e));
+		}
+	}
+}
+
 ACTOR Future<Void> blobManager(BlobManagerInterface bmInterf,
                                Reference<AsyncVar<ServerDBInfo> const> dbInfo,
                                int64_t epoch) {
+	state Reference<BlobManagerData> self =
+	    makeReference<BlobManagerData>(bmInterf.id(),
+	                                   dbInfo,
+	                                   openDBOnServer(dbInfo, TaskPriority::DefaultEndpoint, LockAware::True),
+	                                   bmInterf.locality.dcId(),
+	                                   epoch);
+
 	if (g_network->isSimulated()) {
-		std::string clusterId = dbInfo->get().clusterInterface.id().shortString();
+		UID clusterId = wait(fetchClusterId(self->db));
 		auto clusterEpoc = std::make_pair(clusterId, epoch);
 		bool managerEpochAlreadySeen = managerEpochsSeen.count(clusterEpoc);
 		if (managerEpochAlreadySeen) {
@@ -5356,13 +5382,6 @@ ACTOR Future<Void> blobManager(BlobManagerInterface bmInterf,
 		ASSERT(!managerEpochAlreadySeen);
 		managerEpochsSeen[clusterEpoc] = bmInterf.id();
 	}
-	state Reference<BlobManagerData> self =
-	    makeReference<BlobManagerData>(bmInterf.id(),
-	                                   dbInfo,
-	                                   openDBOnServer(dbInfo, TaskPriority::DefaultEndpoint, LockAware::True),
-	                                   bmInterf.locality.dcId(),
-	                                   epoch);
-
 	state Future<Void> collection = actorCollection(self->addActor.getFuture());
 
 	if (BM_DEBUG) {
diff --git a/fdbserver/BlobManifest.actor.cpp b/fdbserver/BlobManifest.actor.cpp
index a7cc15ef71..46f25e7966 100644
--- a/fdbserver/BlobManifest.actor.cpp
+++ b/fdbserver/BlobManifest.actor.cpp
@@ -128,7 +128,6 @@ private:
 					blobGranuleMappingKeys, // Map granule to workers. Track the active granules
 					blobGranuleFileKeys, // Map a granule version to granule files. Track files for a granule
 					blobGranuleHistoryKeys, // Map granule to its parents and parent bundaries. for time-travel read
-					blobGranuleSplitKeys, // Granule split state to recover from a splitting granule
 					blobRangeKeys // Key ranges managed by blob
 				};
 				for (auto range : ranges) {
diff --git a/fdbserver/BlobMigrator.actor.cpp b/fdbserver/BlobMigrator.actor.cpp
index ad59d075c0..2b441cc27e 100644
--- a/fdbserver/BlobMigrator.actor.cpp
+++ b/fdbserver/BlobMigrator.actor.cpp
@@ -370,7 +370,10 @@ private:
 			// no need to apply mutation logs if granule is already on that version
 			if (granule.version < maxLogVersion) {
 				ranges.push_back(ranges.arena(), granule.keyRange);
-				beginVersions.push_back(beginVersions.arena(), granule.version + 1);
+				// Blob granule ends at granule.version(inclusive), so we need to apply mutation logs
+				// after granule.version(exclusive).
+				beginVersions.push_back(beginVersions.arena(), granule.version);
+				TraceEvent("ApplyMutationLogVersion").detail("GID", granule.granuleID).detail("Ver", granule.version);
 			}
 		}
 		Optional<RestorableFileSet> restoreSet =
@@ -503,7 +506,7 @@ private:
 				choose {
 					when(SplitRangeRequest req = waitNext(ssi.getRangeSplitPoints.getFuture())) {
 						dprint("Unsupported SplitRangeRequest\n");
-						req.reply.sendError(unsupported_operation());
+						req.reply.sendError(broken_promise());
 					}
 					when(StorageQueuingMetricsRequest req = waitNext(ssi.getQueuingMetrics.getFuture())) {
 						self->actors_.add(processStorageQueuingMetricsRequest(req));
diff --git a/fdbserver/workloads/BlobRestoreWorkload.actor.cpp b/fdbserver/workloads/BlobRestoreWorkload.actor.cpp
index f11f9a07df..8bee93cd9c 100644
--- a/fdbserver/workloads/BlobRestoreWorkload.actor.cpp
+++ b/fdbserver/workloads/BlobRestoreWorkload.actor.cpp
@@ -110,7 +110,6 @@ struct BlobRestoreWorkload : TestWorkload {
 		}
 	}
 
-	//
 	ACTOR static Future<Void> copyToOriginalDb(Database cx, BlobRestoreWorkload* self) {
 		state RangeResult data;
 
diff --git a/fdbserver/workloads/IncrementalBackup.actor.cpp b/fdbserver/workloads/IncrementalBackup.actor.cpp
index 64992c3ca4..fcf95d7f48 100644
--- a/fdbserver/workloads/IncrementalBackup.actor.cpp
+++ b/fdbserver/workloads/IncrementalBackup.actor.cpp
@@ -116,18 +116,21 @@ struct IncrementalBackupWorkload : TestWorkload {
 			state int tries = 0;
 			loop {
 				tries++;
-				BackupDescription desc = wait(backupContainer->describeBackup(true));
+				state BackupDescription desc = wait(backupContainer->describeBackup(true));
 				TraceEvent("IBackupVersionGate")
 				    .detail("MaxLogEndVersion", desc.maxLogEnd.present() ? desc.maxLogEnd.get() : invalidVersion)
 				    .detail("ContiguousLogEndVersion",
 				            desc.contiguousLogEnd.present() ? desc.contiguousLogEnd.get() : invalidVersion)
 				    .detail("TargetVersion", v);
-				if (self->waitRetries != -1 && tries > self->waitRetries)
-					break;
-				if (!desc.contiguousLogEnd.present())
+
+				if (!desc.contiguousLogEnd.present()) {
+					wait(delay(5.0));
 					continue;
+				}
 				if (desc.contiguousLogEnd.get() >= v)
 					break;
+				if (self->waitRetries != -1 && tries > self->waitRetries)
+					break;
 				// Avoid spamming requests with a delay
 				wait(delay(5.0));
 			}
diff --git a/tests/fast/BlobRestoreBasic.toml b/tests/fast/BlobRestoreBasic.toml
index 785f51cb47..2b9b57e19c 100644
--- a/tests/fast/BlobRestoreBasic.toml
+++ b/tests/fast/BlobRestoreBasic.toml
@@ -34,7 +34,6 @@ waitForQuiescence = false
     tag = 'default'
     submitOnly = true
     waitForBackup = true
-    waitRetries = 100
 
 [[test]]
 testTitle = 'CycleTest'
@@ -55,7 +54,6 @@ clearAfterTest = false
     tag = 'default'
     waitForBackup = true
     stopBackup = true
-    waitRetries = 500
 
 [[test]]
 testTitle = 'BlobRestore'
@@ -67,3 +65,15 @@ waitForQuiescence = false
     [[test.workload]]
     testName = 'BlobRestoreWorkload'
     performRestore = true
+
+
+[[test]]
+testTitle = 'VerifyCycle'
+checkOnly = true
+
+    [[test.workload]]
+    testName = 'Cycle'
+    nodeCount = 3000
+    transactionsPerSecond = 3000.0
+    testDuration = 10.0
+    expectedRate = 0