diff --git a/application/src/main/java/org/thingsboard/server/controller/EdgeController.java b/application/src/main/java/org/thingsboard/server/controller/EdgeController.java
index e31e711e5c..15d905bfed 100644
--- a/application/src/main/java/org/thingsboard/server/controller/EdgeController.java
+++ b/application/src/main/java/org/thingsboard/server/controller/EdgeController.java
@@ -254,6 +254,9 @@ public class EdgeController extends BaseController {
             Customer publicCustomer = customerService.findOrCreatePublicCustomer(edge.getTenantId());
             Edge savedEdge = checkNotNull(edgeService.assignEdgeToCustomer(getCurrentUser().getTenantId(), edgeId, publicCustomer.getId()));
 
+            tbClusterService.onEntityStateChange(getTenantId(), edgeId,
+                    ComponentLifecycleEvent.UPDATED);
+
             logEntityAction(edgeId, savedEdge,
                     savedEdge.getCustomerId(),
                     ActionType.ASSIGNED_TO_CUSTOMER, null, strEdgeId, publicCustomer.getId().toString(), publicCustomer.getName());
diff --git a/application/src/main/java/org/thingsboard/server/service/edge/rpc/processor/DeviceProcessor.java b/application/src/main/java/org/thingsboard/server/service/edge/rpc/processor/DeviceProcessor.java
index 9aab6ec124..8d536d5076 100644
--- a/application/src/main/java/org/thingsboard/server/service/edge/rpc/processor/DeviceProcessor.java
+++ b/application/src/main/java/org/thingsboard/server/service/edge/rpc/processor/DeviceProcessor.java
@@ -25,9 +25,9 @@ import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang.RandomStringUtils;
 import org.apache.commons.lang.StringUtils;
 import org.checkerframework.checker.nullness.qual.Nullable;
-import org.springframework.security.core.parameters.P;
 import org.springframework.stereotype.Component;
 import org.thingsboard.rule.engine.api.RpcError;
+import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.DataConstants;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.edge.Edge;
@@ -45,6 +45,7 @@ import org.thingsboard.server.common.data.security.DeviceCredentialsType;
 import org.thingsboard.server.common.msg.TbMsg;
 import org.thingsboard.server.common.msg.TbMsgDataType;
 import org.thingsboard.server.common.msg.TbMsgMetaData;
+import org.thingsboard.server.dao.model.ModelConstants;
 import org.thingsboard.server.dao.util.mapping.JacksonUtil;
 import org.thingsboard.server.gen.edge.DeviceCredentialsUpdateMsg;
 import org.thingsboard.server.gen.edge.DeviceRpcCallMsg;
@@ -179,7 +180,8 @@ public class DeviceProcessor extends BaseProcessor {
             log.debug("[{}] Creating device entity [{}] from edge [{}]", tenantId, deviceUpdateMsg, edge.getName());
             device = new Device();
             device.setTenantId(edge.getTenantId());
-            device.setCustomerId(edge.getCustomerId());
+            // make device private, if edge is public
+            device.setCustomerId(getCustomerId(edge));
             device.setName(deviceName);
             device.setType(deviceUpdateMsg.getType());
             device.setLabel(deviceUpdateMsg.getLabel());
@@ -194,6 +196,18 @@ public class DeviceProcessor extends BaseProcessor {
         return device;
     }
 
+    private CustomerId getCustomerId(Edge edge) {
+        if (edge.getCustomerId() == null || edge.getCustomerId().getId().equals(ModelConstants.NULL_UUID)) {
+            return edge.getCustomerId();
+        }
+        Customer publicCustomer = customerService.findOrCreatePublicCustomer(edge.getTenantId());
+        if (publicCustomer.getId().equals(edge.getCustomerId())) {
+            return null;
+        } else {
+            return edge.getCustomerId();
+        }
+    }
+
     private void createRelationFromEdge(TenantId tenantId, EdgeId edgeId, EntityId entityId) {
         EntityRelation relation = new EntityRelation();
         relation.setFrom(edgeId);
diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index bdc7de69b5..ac17310591 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -223,8 +223,9 @@ cassandra:
     read_consistency_level: "${CASSANDRA_READ_CONSISTENCY_LEVEL:ONE}"
     write_consistency_level: "${CASSANDRA_WRITE_CONSISTENCY_LEVEL:ONE}"
     default_fetch_size: "${CASSANDRA_DEFAULT_FETCH_SIZE:2000}"
-    # Specify partitioning size for timestamp key-value storage. Example: MINUTES, HOURS, DAYS, MONTHS,INDEFINITE
+    # Specify partitioning size for timestamp key-value storage. Example: MINUTES, HOURS, DAYS, MONTHS, INDEFINITE
     ts_key_value_partitioning: "${TS_KV_PARTITIONING:MONTHS}"
+    ts_key_value_partitions_max_cache_size: "${TS_KV_PARTITIONS_MAX_CACHE_SIZE:100000}"
     ts_key_value_ttl: "${TS_KV_TTL:0}"
     events_ttl: "${TS_EVENTS_TTL:0}"
     # Specify TTL of debug log in seconds. The current value corresponds to one week
diff --git a/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaMonolithQueueFactory.java b/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaMonolithQueueFactory.java
index 31ef4d3e45..8e2ab69915 100644
--- a/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaMonolithQueueFactory.java
+++ b/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaMonolithQueueFactory.java
@@ -152,7 +152,7 @@ public class KafkaMonolithQueueFactory implements TbCoreQueueFactory, TbRuleEngi
         consumerBuilder.settings(kafkaSettings);
         consumerBuilder.topic(ruleEngineSettings.getTopic());
         consumerBuilder.clientId("re-" + queueName + "-consumer-" + serviceInfoProvider.getServiceId());
-        consumerBuilder.groupId("re-" + queueName + "-consumer-" + serviceInfoProvider.getServiceId());
+        consumerBuilder.groupId("re-" + queueName + "-consumer");
         consumerBuilder.decoder(msg -> new TbProtoQueueMsg<>(msg.getKey(), ToRuleEngineMsg.parseFrom(msg.getData()), msg.getHeaders()));
         consumerBuilder.admin(ruleEngineAdmin);
         return consumerBuilder.build();
@@ -176,7 +176,7 @@ public class KafkaMonolithQueueFactory implements TbCoreQueueFactory, TbRuleEngi
         consumerBuilder.settings(kafkaSettings);
         consumerBuilder.topic(coreSettings.getTopic());
         consumerBuilder.clientId("monolith-core-consumer-" + serviceInfoProvider.getServiceId());
-        consumerBuilder.groupId("monolith-core-consumer-" + serviceInfoProvider.getServiceId());
+        consumerBuilder.groupId("monolith-core-consumer");
         consumerBuilder.decoder(msg -> new TbProtoQueueMsg<>(msg.getKey(), ToCoreMsg.parseFrom(msg.getData()), msg.getHeaders()));
         consumerBuilder.admin(coreAdmin);
         return consumerBuilder.build();
diff --git a/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaTbCoreQueueFactory.java b/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaTbCoreQueueFactory.java
index bf2ec6751e..c6acc0fd6a 100644
--- a/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaTbCoreQueueFactory.java
+++ b/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaTbCoreQueueFactory.java
@@ -146,7 +146,7 @@ public class KafkaTbCoreQueueFactory implements TbCoreQueueFactory {
         consumerBuilder.settings(kafkaSettings);
         consumerBuilder.topic(coreSettings.getTopic());
         consumerBuilder.clientId("tb-core-consumer-" + serviceInfoProvider.getServiceId());
-        consumerBuilder.groupId("tb-core-node-" + serviceInfoProvider.getServiceId());
+        consumerBuilder.groupId("tb-core-node");
         consumerBuilder.decoder(msg -> new TbProtoQueueMsg<>(msg.getKey(), ToCoreMsg.parseFrom(msg.getData()), msg.getHeaders()));
         consumerBuilder.admin(coreAdmin);
         return consumerBuilder.build();
diff --git a/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaTbRuleEngineQueueFactory.java b/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaTbRuleEngineQueueFactory.java
index dc44caf3f0..ad8d84b4b6 100644
--- a/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaTbRuleEngineQueueFactory.java
+++ b/common/queue/src/main/java/org/thingsboard/server/queue/provider/KafkaTbRuleEngineQueueFactory.java
@@ -141,7 +141,7 @@ public class KafkaTbRuleEngineQueueFactory implements TbRuleEngineQueueFactory {
         consumerBuilder.settings(kafkaSettings);
         consumerBuilder.topic(ruleEngineSettings.getTopic());
         consumerBuilder.clientId("re-" + queueName + "-consumer-" + serviceInfoProvider.getServiceId());
-        consumerBuilder.groupId("re-" + queueName + "-consumer-" + serviceInfoProvider.getServiceId());
+        consumerBuilder.groupId("re-" + queueName + "-consumer");
         consumerBuilder.decoder(msg -> new TbProtoQueueMsg<>(msg.getKey(), ToRuleEngineMsg.parseFrom(msg.getData()), msg.getHeaders()));
         consumerBuilder.admin(ruleEngineAdmin);
         return consumerBuilder.build();
diff --git a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/MqttTransportHandler.java b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/MqttTransportHandler.java
index abb8f629f1..bfd32eb751 100644
--- a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/MqttTransportHandler.java
+++ b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/MqttTransportHandler.java
@@ -357,37 +357,37 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
         log.info("[{}] Processing connect msg for client: {}!", sessionId, msg.payload().clientIdentifier());
         X509Certificate cert;
         if (sslHandler != null && (cert = getX509Certificate()) != null) {
-            processX509CertConnect(ctx, cert);
+            processX509CertConnect(ctx, cert, msg);
         } else {
             processAuthTokenConnect(ctx, msg);
         }
     }
 
-    private void processAuthTokenConnect(ChannelHandlerContext ctx, MqttConnectMessage msg) {
-        String userName = msg.payload().userName();
+    private void processAuthTokenConnect(ChannelHandlerContext ctx, MqttConnectMessage connectMessage) {
+        String userName = connectMessage.payload().userName();
         log.info("[{}] Processing connect msg for client with user name: {}!", sessionId, userName);
         if (StringUtils.isEmpty(userName)) {
-            ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_BAD_USER_NAME_OR_PASSWORD));
+            ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_BAD_USER_NAME_OR_PASSWORD, connectMessage));
             ctx.close();
         } else {
             transportService.process(ValidateDeviceTokenRequestMsg.newBuilder().setToken(userName).build(),
                     new TransportServiceCallback<ValidateDeviceCredentialsResponseMsg>() {
                         @Override
                         public void onSuccess(ValidateDeviceCredentialsResponseMsg msg) {
-                            onValidateDeviceResponse(msg, ctx);
+                            onValidateDeviceResponse(msg, ctx, connectMessage);
                         }
 
                         @Override
                         public void onError(Throwable e) {
                             log.trace("[{}] Failed to process credentials: {}", address, userName, e);
-                            ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE));
+                            ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE, connectMessage));
                             ctx.close();
                         }
                     });
         }
     }
 
-    private void processX509CertConnect(ChannelHandlerContext ctx, X509Certificate cert) {
+    private void processX509CertConnect(ChannelHandlerContext ctx, X509Certificate cert, MqttConnectMessage connectMessage) {
         try {
             if(!context.isSkipValidityCheckForClientCert()){
                 cert.checkValidity();
@@ -398,18 +398,18 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
                     new TransportServiceCallback<ValidateDeviceCredentialsResponseMsg>() {
                         @Override
                         public void onSuccess(ValidateDeviceCredentialsResponseMsg msg) {
-                            onValidateDeviceResponse(msg, ctx);
+                            onValidateDeviceResponse(msg, ctx, connectMessage);
                         }
 
                         @Override
                         public void onError(Throwable e) {
                             log.trace("[{}] Failed to process credentials: {}", address, sha3Hash, e);
-                            ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE));
+                            ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE, connectMessage));
                             ctx.close();
                         }
                     });
         } catch (Exception e) {
-            ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_NOT_AUTHORIZED));
+            ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_NOT_AUTHORIZED, connectMessage));
             ctx.close();
         }
     }
@@ -433,11 +433,11 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
         doDisconnect();
     }
 
-    private MqttConnAckMessage createMqttConnAckMsg(MqttConnectReturnCode returnCode) {
+    private MqttConnAckMessage createMqttConnAckMsg(MqttConnectReturnCode returnCode, MqttConnectMessage msg) {
         MqttFixedHeader mqttFixedHeader =
                 new MqttFixedHeader(CONNACK, false, AT_MOST_ONCE, false, 0);
         MqttConnAckVariableHeader mqttConnAckVariableHeader =
-                new MqttConnAckVariableHeader(returnCode, true);
+                new MqttConnAckVariableHeader(returnCode, !msg.variableHeader().isCleanSession());
         return new MqttConnAckMessage(mqttFixedHeader, mqttConnAckVariableHeader);
     }
 
@@ -513,9 +513,9 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
         }
     }
 
-    private void onValidateDeviceResponse(ValidateDeviceCredentialsResponseMsg msg, ChannelHandlerContext ctx) {
+    private void onValidateDeviceResponse(ValidateDeviceCredentialsResponseMsg msg, ChannelHandlerContext ctx, MqttConnectMessage connectMessage) {
         if (!msg.hasDeviceInfo()) {
-            ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_NOT_AUTHORIZED));
+            ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_REFUSED_NOT_AUTHORIZED, connectMessage));
             ctx.close();
         } else {
             deviceSessionCtx.setDeviceInfo(msg.getDeviceInfo());
@@ -532,17 +532,17 @@ public class MqttTransportHandler extends ChannelInboundHandlerAdapter implement
                     .build();
             transportService.process(sessionInfo, DefaultTransportService.getSessionEventMsg(SessionEvent.OPEN), new TransportServiceCallback<Void>() {
                 @Override
-                public void onSuccess(Void msg) {
+                public void onSuccess(Void response) {
                     transportService.registerAsyncSession(sessionInfo, MqttTransportHandler.this);
                     checkGatewaySession();
-                    ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_ACCEPTED));
+                    ctx.writeAndFlush(createMqttConnAckMsg(CONNECTION_ACCEPTED, connectMessage));
                     log.info("[{}] Client connected!", sessionId);
                 }
 
                 @Override
                 public void onError(Throwable e) {
                     log.warn("[{}] Failed to submit session event", sessionId, e);
-                    ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE));
+                    ctx.writeAndFlush(createMqttConnAckMsg(MqttConnectReturnCode.CONNECTION_REFUSED_SERVER_UNAVAILABLE, connectMessage));
                     ctx.close();
                 }
             });
diff --git a/dao/src/main/java/org/thingsboard/server/dao/audit/AuditLogServiceImpl.java b/dao/src/main/java/org/thingsboard/server/dao/audit/AuditLogServiceImpl.java
index 3590cde12a..86fc105a9f 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/audit/AuditLogServiceImpl.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/audit/AuditLogServiceImpl.java
@@ -17,7 +17,6 @@ package org.thingsboard.server.dao.audit;
 
 import com.datastax.driver.core.utils.UUIDs;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.google.common.collect.Lists;
@@ -48,6 +47,7 @@ import org.thingsboard.server.dao.audit.sink.AuditLogSink;
 import org.thingsboard.server.dao.entity.EntityService;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.service.DataValidator;
+import org.thingsboard.server.dao.util.mapping.JacksonUtil;
 
 import java.io.PrintWriter;
 import java.io.StringWriter;
@@ -61,8 +61,6 @@ import static org.thingsboard.server.dao.service.Validator.validateId;
 @ConditionalOnProperty(prefix = "audit-log", value = "enabled", havingValue = "true")
 public class AuditLogServiceImpl implements AuditLogService {
 
-    private static final ObjectMapper objectMapper = new ObjectMapper();
-
     private static final String INCORRECT_TENANT_ID = "Incorrect tenantId ";
     private static final int INSERTS_PER_ENTRY = 3;
 
@@ -159,7 +157,7 @@ public class AuditLogServiceImpl implements AuditLogService {
     private <E extends HasName, I extends EntityId> JsonNode constructActionData(I entityId, E entity,
                                                                                  ActionType actionType,
                                                                                  Object... additionalInfo) {
-        ObjectNode actionData = objectMapper.createObjectNode();
+        ObjectNode actionData = JacksonUtil.newObjectNode();
         switch (actionType) {
             case ADDED:
             case UPDATED:
@@ -168,7 +166,7 @@ public class AuditLogServiceImpl implements AuditLogService {
             case RELATIONS_DELETED:
             case ASSIGNED_TO_TENANT:
                 if (entity != null) {
-                    ObjectNode entityNode = objectMapper.valueToTree(entity);
+                    ObjectNode entityNode = (ObjectNode) JacksonUtil.valueToTree(entity);
                     if (entityId.getEntityType() == EntityType.DASHBOARD) {
                         entityNode.put("configuration", "");
                     }
@@ -177,7 +175,7 @@ public class AuditLogServiceImpl implements AuditLogService {
                 if (entityId.getEntityType() == EntityType.RULE_CHAIN) {
                     RuleChainMetaData ruleChainMetaData = extractParameter(RuleChainMetaData.class, additionalInfo);
                     if (ruleChainMetaData != null) {
-                        ObjectNode ruleChainMetaDataNode = objectMapper.valueToTree(ruleChainMetaData);
+                        ObjectNode ruleChainMetaDataNode = (ObjectNode) JacksonUtil.valueToTree(ruleChainMetaData);
                         actionData.set("metadata", ruleChainMetaDataNode);
                     }
                 }
@@ -194,7 +192,7 @@ public class AuditLogServiceImpl implements AuditLogService {
                 String scope = extractParameter(String.class, 0, additionalInfo);
                 List<AttributeKvEntry> attributes = extractParameter(List.class, 1, additionalInfo);
                 actionData.put("scope", scope);
-                ObjectNode attrsNode = objectMapper.createObjectNode();
+                ObjectNode attrsNode = JacksonUtil.newObjectNode();
                 if (attributes != null) {
                     for (AttributeKvEntry attr : attributes) {
                         attrsNode.put(attr.getKey(), attr.getValueAsString());
@@ -225,7 +223,7 @@ public class AuditLogServiceImpl implements AuditLogService {
             case CREDENTIALS_UPDATED:
                 actionData.put("entityId", entityId.toString());
                 DeviceCredentials deviceCredentials = extractParameter(DeviceCredentials.class, additionalInfo);
-                actionData.set("credentials", objectMapper.valueToTree(deviceCredentials));
+                actionData.set("credentials", JacksonUtil.valueToTree(deviceCredentials));
                 break;
             case ASSIGNED_TO_CUSTOMER:
                 strEntityId = extractParameter(String.class, 0, additionalInfo);
@@ -246,7 +244,7 @@ public class AuditLogServiceImpl implements AuditLogService {
             case RELATION_ADD_OR_UPDATE:
             case RELATION_DELETED:
                 EntityRelation relation = extractParameter(EntityRelation.class, 0, additionalInfo);
-                actionData.set("relation", objectMapper.valueToTree(relation));
+                actionData.set("relation", JacksonUtil.valueToTree(relation));
                 break;
             case LOGIN:
             case LOGOUT:
diff --git a/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraBaseTimeseriesDao.java b/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraBaseTimeseriesDao.java
index b96462e350..7bcae3b740 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraBaseTimeseriesDao.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraBaseTimeseriesDao.java
@@ -29,6 +29,7 @@ import com.google.common.util.concurrent.FutureCallback;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.MoreExecutors;
+import com.google.common.util.concurrent.SettableFuture;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -66,6 +67,7 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 import java.util.Optional;
+import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutionException;
 import java.util.stream.Collectors;
 
@@ -88,12 +90,17 @@ public class CassandraBaseTimeseriesDao extends CassandraAbstractAsyncDao implem
     public static final String DESC_ORDER = "DESC";
     private static List<Long> FIXED_PARTITION = Arrays.asList(new Long[]{0L});
 
+    private CassandraTsPartitionsCache cassandraTsPartitionsCache;
+
     @Autowired
     private Environment environment;
 
     @Value("${cassandra.query.ts_key_value_partitioning}")
     private String partitioning;
 
+    @Value("${cassandra.query.ts_key_value_partitions_max_cache_size:100000}")
+    private long partitionsCacheSize;
+
     @Value("${cassandra.query.ts_key_value_ttl}")
     private long systemTtl;
 
@@ -126,6 +133,9 @@ public class CassandraBaseTimeseriesDao extends CassandraAbstractAsyncDao implem
             Optional<NoSqlTsPartitionDate> partition = NoSqlTsPartitionDate.parse(partitioning);
             if (partition.isPresent()) {
                 tsFormat = partition.get();
+                if (!isFixedPartitioning() && partitionsCacheSize > 0) {
+                    cassandraTsPartitionsCache = new CassandraTsPartitionsCache(partitionsCacheSize);
+                }
             } else {
                 log.warn("Incorrect configuration of partitioning {}", partitioning);
                 throw new RuntimeException("Failed to parse partitioning property: " + partitioning + "!");
@@ -390,6 +400,39 @@ public class CassandraBaseTimeseriesDao extends CassandraAbstractAsyncDao implem
         }
         ttl = computeTtl(ttl);
         long partition = toPartitionTs(tsKvEntryTs);
+        if (cassandraTsPartitionsCache == null) {
+            return doSavePartition(tenantId, entityId, key, ttl, partition);
+        } else {
+            CassandraPartitionCacheKey partitionSearchKey = new CassandraPartitionCacheKey(entityId, key, partition);
+            if (!cassandraTsPartitionsCache.has(partitionSearchKey)) {
+                ListenableFuture<Void> result = doSavePartition(tenantId, entityId, key, ttl, partition);
+                Futures.addCallback(result, new CacheCallback<>(partitionSearchKey), MoreExecutors.directExecutor());
+                return result;
+            } else {
+                return Futures.immediateFuture(null);
+            }
+        }
+    }
+
+    private class CacheCallback<Void> implements FutureCallback<Void> {
+        private final CassandraPartitionCacheKey key;
+
+        private CacheCallback(CassandraPartitionCacheKey key) {
+            this.key = key;
+        }
+
+        @Override
+        public void onSuccess(Void result) {
+            cassandraTsPartitionsCache.put(key);
+        }
+
+        @Override
+        public void onFailure(Throwable t) {
+
+        }
+    }
+
+    private ListenableFuture<Void> doSavePartition(TenantId tenantId, EntityId entityId, String key, long ttl, long partition) {
         log.debug("Saving partition {} for the entity [{}-{}] and key {}", partition, entityId.getEntityType(), entityId.getId(), key);
         BoundStatement stmt = (ttl == 0 ? getPartitionInsertStmt() : getPartitionInsertTtlStmt()).bind();
         stmt = stmt.setString(0, entityId.getEntityType().name())
diff --git a/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraPartitionCacheKey.java b/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraPartitionCacheKey.java
new file mode 100644
index 0000000000..791ce84113
--- /dev/null
+++ b/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraPartitionCacheKey.java
@@ -0,0 +1,30 @@
+/**
+ * Copyright © 2016-2020 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.timeseries;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import org.thingsboard.server.common.data.id.EntityId;
+
+@Data
+@AllArgsConstructor
+public class CassandraPartitionCacheKey {
+
+    private EntityId entityId;
+    private String key;
+    private long partition;
+
+}
\ No newline at end of file
diff --git a/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraTsPartitionsCache.java b/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraTsPartitionsCache.java
new file mode 100644
index 0000000000..bafc00c872
--- /dev/null
+++ b/dao/src/main/java/org/thingsboard/server/dao/timeseries/CassandraTsPartitionsCache.java
@@ -0,0 +1,42 @@
+/**
+ * Copyright © 2016-2020 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.timeseries;
+
+import com.github.benmanes.caffeine.cache.AsyncLoadingCache;
+import com.github.benmanes.caffeine.cache.Caffeine;
+
+import java.util.concurrent.CompletableFuture;
+
+public class CassandraTsPartitionsCache {
+
+    private AsyncLoadingCache<CassandraPartitionCacheKey, Boolean> partitionsCache;
+
+    public CassandraTsPartitionsCache(long maxCacheSize) {
+        this.partitionsCache = Caffeine.newBuilder()
+                .maximumSize(maxCacheSize)
+                .buildAsync(key -> {
+                    throw new IllegalStateException("'get' methods calls are not supported!");
+                });
+    }
+
+    public boolean has(CassandraPartitionCacheKey key) {
+        return partitionsCache.getIfPresent(key) != null;
+    }
+
+    public void put(CassandraPartitionCacheKey key) {
+        partitionsCache.put(key, CompletableFuture.completedFuture(true));
+    }
+}
\ No newline at end of file
diff --git a/dao/src/main/java/org/thingsboard/server/dao/util/mapping/JacksonUtil.java b/dao/src/main/java/org/thingsboard/server/dao/util/mapping/JacksonUtil.java
index d654e85d5c..fd40d71189 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/util/mapping/JacksonUtil.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/util/mapping/JacksonUtil.java
@@ -18,6 +18,7 @@ package org.thingsboard.server.dao.util.mapping;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
 
 import java.io.IOException;
 
@@ -66,7 +67,15 @@ public class JacksonUtil {
         }
     }
 
+    public static ObjectNode newObjectNode(){
+        return OBJECT_MAPPER.createObjectNode();
+    }
+
     public static <T> T clone(T value) {
         return fromString(toString(value), (Class<T>) value.getClass());
     }
+
+    public static <T> JsonNode valueToTree(T value) {
+        return OBJECT_MAPPER.valueToTree(value);
+    }
 }
diff --git a/dao/src/test/java/org/thingsboard/server/dao/nosql/CassandraPartitionsCacheTest.java b/dao/src/test/java/org/thingsboard/server/dao/nosql/CassandraPartitionsCacheTest.java
new file mode 100644
index 0000000000..a67d84964a
--- /dev/null
+++ b/dao/src/test/java/org/thingsboard/server/dao/nosql/CassandraPartitionsCacheTest.java
@@ -0,0 +1,125 @@
+/**
+ * Copyright © 2016-2020 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.nosql;
+
+import com.datastax.driver.core.BoundStatement;
+import com.datastax.driver.core.Cluster;
+import com.datastax.driver.core.CodecRegistry;
+import com.datastax.driver.core.Configuration;
+import com.datastax.driver.core.ConsistencyLevel;
+import com.datastax.driver.core.PreparedStatement;
+import com.datastax.driver.core.ResultSetFuture;
+import com.datastax.driver.core.Session;
+import com.datastax.driver.core.Statement;
+import com.google.common.util.concurrent.Futures;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.runners.MockitoJUnitRunner;
+import org.springframework.core.env.Environment;
+import org.springframework.test.util.ReflectionTestUtils;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.dao.cassandra.CassandraCluster;
+import org.thingsboard.server.dao.timeseries.CassandraBaseTimeseriesDao;
+
+import java.util.UUID;
+
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Matchers.anyLong;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+@RunWith(MockitoJUnitRunner.class)
+public class CassandraPartitionsCacheTest {
+
+    private CassandraBaseTimeseriesDao cassandraBaseTimeseriesDao;
+
+    @Mock
+    private Environment environment;
+
+    @Mock
+    private CassandraBufferedRateExecutor rateLimiter;
+
+    @Mock
+    private CassandraCluster cluster;
+
+    @Mock
+    private Session session;
+
+    @Mock
+    private Cluster sessionCluster;
+
+    @Mock
+    private Configuration configuration;
+
+    @Mock
+    private PreparedStatement preparedStatement;
+
+    @Mock
+    private BoundStatement boundStatement;
+
+    @Before
+    public void setUp() {
+        when(cluster.getDefaultReadConsistencyLevel()).thenReturn(ConsistencyLevel.ONE);
+        when(cluster.getDefaultWriteConsistencyLevel()).thenReturn(ConsistencyLevel.ONE);
+        when(cluster.getSession()).thenReturn(session);
+        when(session.getCluster()).thenReturn(sessionCluster);
+        when(sessionCluster.getConfiguration()).thenReturn(configuration);
+        when(configuration.getCodecRegistry()).thenReturn(CodecRegistry.DEFAULT_INSTANCE);
+        when(session.prepare(anyString())).thenReturn(preparedStatement);
+        when(preparedStatement.bind()).thenReturn(boundStatement);
+        when(boundStatement.setString(anyInt(), anyString())).thenReturn(boundStatement);
+        when(boundStatement.setUUID(anyInt(), any(UUID.class))).thenReturn(boundStatement);
+        when(boundStatement.setLong(anyInt(), anyLong())).thenReturn(boundStatement);
+        when(boundStatement.setInt(anyInt(), anyInt())).thenReturn(boundStatement);
+
+        cassandraBaseTimeseriesDao = spy(new CassandraBaseTimeseriesDao());
+
+        ReflectionTestUtils.setField(cassandraBaseTimeseriesDao, "partitioning", "MONTHS");
+        ReflectionTestUtils.setField(cassandraBaseTimeseriesDao, "partitionsCacheSize", 100000);
+        ReflectionTestUtils.setField(cassandraBaseTimeseriesDao, "systemTtl", 0);
+        ReflectionTestUtils.setField(cassandraBaseTimeseriesDao, "setNullValuesEnabled", false);
+        ReflectionTestUtils.setField(cassandraBaseTimeseriesDao, "environment", environment);
+        ReflectionTestUtils.setField(cassandraBaseTimeseriesDao, "rateLimiter", rateLimiter);
+        ReflectionTestUtils.setField(cassandraBaseTimeseriesDao, "cluster", cluster);
+
+        doReturn(Futures.immediateFuture(null)).when(cassandraBaseTimeseriesDao).getFuture(any(ResultSetFuture.class), any());
+    }
+
+    @Test
+    public void testPartitionSave() throws Exception {
+        cassandraBaseTimeseriesDao.init();
+
+        UUID id = UUID.randomUUID();
+        TenantId tenantId = new TenantId(id);
+        long tsKvEntryTs = System.currentTimeMillis();
+
+        for (int i = 0; i < 50000; i++) {
+            cassandraBaseTimeseriesDao.savePartition(tenantId, tenantId, tsKvEntryTs, "test" + i, 0);
+        }
+        for (int i = 0; i < 60000; i++) {
+            cassandraBaseTimeseriesDao.savePartition(tenantId, tenantId, tsKvEntryTs, "test" + i, 0);
+        }
+
+        verify(cassandraBaseTimeseriesDao, times(60000)).executeAsyncWrite(any(TenantId.class), any(Statement.class));
+    }
+}
\ No newline at end of file
diff --git a/dao/src/test/resources/cassandra-test.properties b/dao/src/test/resources/cassandra-test.properties
index 51f34a08d6..2bf57b190f 100644
--- a/dao/src/test/resources/cassandra-test.properties
+++ b/dao/src/test/resources/cassandra-test.properties
@@ -46,6 +46,8 @@ cassandra.query.default_fetch_size=2000
 
 cassandra.query.ts_key_value_partitioning=HOURS
 
+cassandra.query.ts_key_value_partitions_max_cache_size=100000
+
 cassandra.query.ts_key_value_ttl=0
 
 cassandra.query.debug_events_ttl=604800
diff --git a/msa/js-executor/package-lock.json b/msa/js-executor/package-lock.json
index 80023b25cc..5255cd79d3 100644
--- a/msa/js-executor/package-lock.json
+++ b/msa/js-executor/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "thingsboard-js-executor",
-  "version": "2.5.5",
+  "version": "2.5.6",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1826,7 +1826,7 @@
     },
     "get-stream": {
       "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
+      "resolved": "http://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
       "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ=",
       "dev": true
     },
@@ -1936,7 +1936,7 @@
     },
     "got": {
       "version": "6.7.1",
-      "resolved": "https://registry.npmjs.org/got/-/got-6.7.1.tgz",
+      "resolved": "http://registry.npmjs.org/got/-/got-6.7.1.tgz",
       "integrity": "sha1-JAzQV4WpoY5WHcG0S0HHY+8ejbA=",
       "dev": true,
       "requires": {
@@ -2275,7 +2275,7 @@
     },
     "is-obj": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/is-obj/-/is-obj-1.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/is-obj/-/is-obj-1.0.1.tgz",
       "integrity": "sha1-PkcprB9f3gJc19g6iW2rn09n2w8=",
       "dev": true
     },
@@ -2917,7 +2917,7 @@
     },
     "path-is-absolute": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
+      "resolved": "http://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
       "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
       "dev": true
     },
@@ -3474,7 +3474,7 @@
     },
     "safe-regex": {
       "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
+      "resolved": "http://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
       "integrity": "sha1-QKNmnzsHfR6UPURinhV91IAjvy4=",
       "dev": true,
       "requires": {
@@ -3832,7 +3832,7 @@
     },
     "strip-eof": {
       "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
+      "resolved": "http://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8=",
       "dev": true
     },
diff --git a/msa/web-ui/package-lock.json b/msa/web-ui/package-lock.json
index b7785ef48b..adcd46ec7b 100644
--- a/msa/web-ui/package-lock.json
+++ b/msa/web-ui/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "thingsboard-web-ui",
-  "version": "2.5.3",
+  "version": "2.5.6",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/ui/package-lock.json b/ui/package-lock.json
index bbaf0f3bd3..ac0aaac3fe 100644
--- a/ui/package-lock.json
+++ b/ui/package-lock.json
@@ -1095,12 +1095,12 @@
     "@flowjs/ng-flow": {
       "version": "2.7.8",
       "resolved": "https://registry.npmjs.org/@flowjs/ng-flow/-/ng-flow-2.7.8.tgz",
-      "integrity": "sha512-zO6jNvz41oMOJj9+1N+vLT0ytitbCtuGABJQRzQDOPXyRMmlSXfJ7om5oYOztyUFrr4jDpE4QFPt+r2/RFceCg=="
+      "integrity": "sha1-HZ+dH4Ks2lNgMowxW6z9YNv9mBk="
     },
     "@mrmlnc/readdir-enhanced": {
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/@mrmlnc/readdir-enhanced/-/readdir-enhanced-2.2.1.tgz",
-      "integrity": "sha512-bPHp6Ji8b41szTOcaP63VlnbbO5Ny6dwAATtY6JTjh5N2OLrb5Qk/Th5cRkRQhkWCt+EJsYrNB0MiL+Gpn6e3g==",
+      "integrity": "sha1-UkryQNGjYFJ7cwR17PoTRKpUDd4=",
       "dev": true,
       "requires": {
         "call-me-maybe": "^1.0.1",
@@ -1424,7 +1424,7 @@
     "abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
-      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
+      "integrity": "sha1-+PLIh60Qv2f2NPAFtph/7TF5qsg="
     },
     "accepts": {
       "version": "1.3.7",
@@ -1534,7 +1534,7 @@
     "angular-carousel": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/angular-carousel/-/angular-carousel-1.1.0.tgz",
-      "integrity": "sha512-UiLMgT7Ueqk4xpliF1gWt4dYKXezdJA1jyZPNsUWkOGO/dwLuKi284h3BgWl4CnaH7kEBw8L2gsBOyqbYaumNQ=="
+      "integrity": "sha1-PmlA5ovRio85L8Qx2XGSrDSIMdE="
     },
     "angular-cookies": {
       "version": "1.5.8",
@@ -1555,7 +1555,7 @@
       }
     },
     "angular-fullscreen": {
-      "version": "git://github.com/fabiobiondi/angular-fullscreen.git#119b7fbac911d154fd56ace38ebe3432475e8a20",
+      "version": "git://github.com/fabiobiondi/angular-fullscreen.git#8217174565761d3566807bc60a73b5ca015b8cb6",
       "from": "git://github.com/fabiobiondi/angular-fullscreen.git#master"
     },
     "angular-gridster": {
@@ -1629,7 +1629,7 @@
     "angular-translate": {
       "version": "2.18.1",
       "resolved": "https://registry.npmjs.org/angular-translate/-/angular-translate-2.18.1.tgz",
-      "integrity": "sha512-Mw0kFBqsv5j8ItL9IhRZunIlVmIRW6iFsiTmRs9wGr2QTt8z4rehYlWyHos8qnXc/kyOYJiW50iH50CSNHGB9A==",
+      "integrity": "sha1-sp7Q0vm6xEB156rTKEFmxZ4VB5E=",
       "requires": {
         "angular": ">=1.2.26 <=1.7"
       }
@@ -1637,7 +1637,7 @@
     "angular-translate-handler-log": {
       "version": "2.18.1",
       "resolved": "https://registry.npmjs.org/angular-translate-handler-log/-/angular-translate-handler-log-2.18.1.tgz",
-      "integrity": "sha512-TyKzCW4GubNazwCgLpCVXd2212CWdZOckf+aL5+gLuThPhVpOvlg18RSmz8MNPto3kwCcCw3LzShlZ6RX/MQRA==",
+      "integrity": "sha1-icu1mCeALYb4EVJ1+/iNbYiWsNQ=",
       "requires": {
         "angular-translate": "~2.18.1"
       }
@@ -1645,7 +1645,7 @@
     "angular-translate-interpolation-messageformat": {
       "version": "2.18.1",
       "resolved": "https://registry.npmjs.org/angular-translate-interpolation-messageformat/-/angular-translate-interpolation-messageformat-2.18.1.tgz",
-      "integrity": "sha512-SlmyxLB/UUy7FWoGx5QJHrhq8fUu/xzCR0h/ngexOtXZopQjs1vm+TrFZ69d4c/LI7C91sfP4mq4ES29o1xCxA==",
+      "integrity": "sha1-FsUq4MYcJA8PJBZKBSGUPPi6QI4=",
       "requires": {
         "angular-translate": "~2.18.1",
         "messageformat": "~1.0.2"
@@ -1654,7 +1654,7 @@
     "angular-translate-loader-static-files": {
       "version": "2.18.1",
       "resolved": "https://registry.npmjs.org/angular-translate-loader-static-files/-/angular-translate-loader-static-files-2.18.1.tgz",
-      "integrity": "sha512-5MuyzAROfc493kjLjKlLGLBzXiRmZIFbcWZGutDRxW5SRXSpwrH0u0hh0ENNnUyUQbe2vUspHNPIuZqlq8qIhw==",
+      "integrity": "sha1-rQw8iDsYsIm9uNsCu9Nm2QP4V8w=",
       "requires": {
         "angular-translate": "~2.18.1"
       }
@@ -1662,7 +1662,7 @@
     "angular-translate-storage-cookie": {
       "version": "2.18.1",
       "resolved": "https://registry.npmjs.org/angular-translate-storage-cookie/-/angular-translate-storage-cookie-2.18.1.tgz",
-      "integrity": "sha512-wiMaF/0OGN/3ilaYunfsqdLNpfGZEJK0fj4zT8yjD3XPq7Q9kM88xZ4XJiWKgodZShBljGCRzqgQbKMF7d1MLw==",
+      "integrity": "sha1-j8vaspb6gkkOALQorxp0ahf0QVY=",
       "requires": {
         "angular-cookies": ">=1.2.26 <1.8",
         "angular-translate": "~2.18.1"
@@ -1671,7 +1671,7 @@
     "angular-translate-storage-local": {
       "version": "2.18.1",
       "resolved": "https://registry.npmjs.org/angular-translate-storage-local/-/angular-translate-storage-local-2.18.1.tgz",
-      "integrity": "sha512-zPxcbIJ8tdWXtWNKLtaswynKid0w5le6WPMwiLWhgKPnyzOp/y5WLBW+JEfnZnkGE24yOGhJ6jVPgRNzelLgzg==",
+      "integrity": "sha1-lHQP5NgBq3gpopofBeHDkFTIcwM=",
       "requires": {
         "angular-translate": "~2.18.1",
         "angular-translate-storage-cookie": "~2.18.1"
@@ -1750,7 +1750,7 @@
     "aproba": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/aproba/-/aproba-1.2.0.tgz",
-      "integrity": "sha512-Y9J6ZjXtoYh8RnXVCMOU/ttDmk1aBjunq9vO0ta5x85WDQiQfUF9sIPBITdbiiIVcBo03Hi3jMxigBtsddlXRw==",
+      "integrity": "sha1-aALmJk79GMeQobDVF/DyYnvyyUo=",
       "dev": true
     },
     "are-we-there-yet": {
@@ -1766,7 +1766,7 @@
     "argparse": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
-      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "integrity": "sha1-vNZ5HqWuCXJeF+WtmIE0zUCz2RE=",
       "dev": true,
       "requires": {
         "sprintf-js": "~1.0.2"
@@ -1781,7 +1781,7 @@
     "arr-flatten": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/arr-flatten/-/arr-flatten-1.1.0.tgz",
-      "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg==",
+      "integrity": "sha1-NgSLv/TntH4TZkQxbJlmnqWukfE=",
       "dev": true
     },
     "arr-union": {
@@ -1893,7 +1893,7 @@
         },
         "util": {
           "version": "0.10.3",
-          "resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
+          "resolved": "http://registry.npmjs.org/util/-/util-0.10.3.tgz",
           "integrity": "sha1-evsa/lCAUkZInj23/g7TeTNqwPk=",
           "dev": true,
           "requires": {
@@ -1958,7 +1958,7 @@
     "atob": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/atob/-/atob-2.1.2.tgz",
-      "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
+      "integrity": "sha1-bZUX654DDSQ2ZmZR6GvZ9vE1M8k=",
       "dev": true
     },
     "attr-accept": {
@@ -2174,7 +2174,7 @@
     "base": {
       "version": "0.11.2",
       "resolved": "https://registry.npmjs.org/base/-/base-0.11.2.tgz",
-      "integrity": "sha512-5T6P4xPgpp0YDFvSWwEZ4NoE3aM4QBQXDzmVbraCkFj8zHM+mba8SyqB5DbZWyR7mYHo6Y7BdQo3MoA4m0TeQg==",
+      "integrity": "sha1-e95c7RRbbVUakNuH+DxVi060io8=",
       "dev": true,
       "requires": {
         "cache-base": "^1.0.1",
@@ -2198,7 +2198,7 @@
         "is-accessor-descriptor": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
-          "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
+          "integrity": "sha1-FpwvbT3x+ZJhgHI2XJsOofaHhlY=",
           "dev": true,
           "requires": {
             "kind-of": "^6.0.0"
@@ -2207,7 +2207,7 @@
         "is-data-descriptor": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
-          "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
+          "integrity": "sha1-2Eh2Mh0Oet0DmQQGq7u9NrqSaMc=",
           "dev": true,
           "requires": {
             "kind-of": "^6.0.0"
@@ -2216,7 +2216,7 @@
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