diff --git a/dao/src/test/java/org/thingsboard/server/dao/AbstractRedisClusterContainer.java b/dao/src/test/java/org/thingsboard/server/dao/AbstractRedisClusterContainer.java
index a95f4b8c17..90ff4fbc34 100644
--- a/dao/src/test/java/org/thingsboard/server/dao/AbstractRedisClusterContainer.java
+++ b/dao/src/test/java/org/thingsboard/server/dao/AbstractRedisClusterContainer.java
@@ -21,7 +21,6 @@ import org.junit.rules.ExternalResource;
 import org.testcontainers.containers.GenericContainer;
 import org.testcontainers.containers.Network;
 import org.testcontainers.containers.output.OutputFrame;
-import redis.clients.jedis.Jedis;
 
 import java.util.List;
 import java.util.concurrent.TimeUnit;
@@ -34,17 +33,17 @@ public class AbstractRedisClusterContainer {
     @ClassRule(order = 0)
     public static Network network = Network.newNetwork();
     @ClassRule(order = 1)
-    public static GenericContainer redis1 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER","6371").withNetworkMode("host").withLogConsumer(x->log.warn("{}", ((OutputFrame)x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD","yes").withEnv("REDIS_NODES",nodes);
+    public static GenericContainer redis1 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER", "6371").withNetworkMode("host").withLogConsumer(x -> log.warn("{}", ((OutputFrame) x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD", "yes").withEnv("REDIS_NODES", nodes);
     @ClassRule(order = 2)
-    public static GenericContainer redis2 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER","6372").withNetworkMode("host").withLogConsumer(x->log.warn("{}", ((OutputFrame)x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD","yes").withEnv("REDIS_NODES",nodes);
+    public static GenericContainer redis2 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER", "6372").withNetworkMode("host").withLogConsumer(x -> log.warn("{}", ((OutputFrame) x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD", "yes").withEnv("REDIS_NODES", nodes);
     @ClassRule(order = 3)
-    public static GenericContainer redis3 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER","6373").withNetworkMode("host").withLogConsumer(x->log.warn("{}", ((OutputFrame)x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD","yes").withEnv("REDIS_NODES",nodes);
+    public static GenericContainer redis3 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER", "6373").withNetworkMode("host").withLogConsumer(x -> log.warn("{}", ((OutputFrame) x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD", "yes").withEnv("REDIS_NODES", nodes);
     @ClassRule(order = 4)
-    public static GenericContainer redis4 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER","6374").withNetworkMode("host").withLogConsumer(x->log.warn("{}", ((OutputFrame)x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD","yes").withEnv("REDIS_NODES",nodes);
+    public static GenericContainer redis4 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER", "6374").withNetworkMode("host").withLogConsumer(x -> log.warn("{}", ((OutputFrame) x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD", "yes").withEnv("REDIS_NODES", nodes);
     @ClassRule(order = 5)
-    public static GenericContainer redis5 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER","6375").withNetworkMode("host").withLogConsumer(x->log.warn("{}", ((OutputFrame)x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD","yes").withEnv("REDIS_NODES",nodes);
+    public static GenericContainer redis5 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER", "6375").withNetworkMode("host").withLogConsumer(x -> log.warn("{}", ((OutputFrame) x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD", "yes").withEnv("REDIS_NODES", nodes);
     @ClassRule(order = 6)
-    public static GenericContainer redis6 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER","6376").withNetworkMode("host").withLogConsumer(x->log.warn("{}", ((OutputFrame)x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD","yes").withEnv("REDIS_NODES",nodes);
+    public static GenericContainer redis6 = new GenericContainer("bitnami/redis-cluster:latest").withEnv("REDIS_PORT_NUMBER", "6376").withNetworkMode("host").withLogConsumer(x -> log.warn("{}", ((OutputFrame) x).getUtf8StringWithoutLineEnding())).withEnv("ALLOW_EMPTY_PASSWORD", "yes").withEnv("REDIS_NODES", nodes);
 
 
     @ClassRule(order = 100)
@@ -61,12 +60,14 @@ public class AbstractRedisClusterContainer {
             Thread.sleep(TimeUnit.SECONDS.toMillis(5)); // otherwise not all containers have time to start
 
             String clusterCreateCommand = "echo yes | redis-cli --cluster create " +
-                     "127.0.0.1:6371 127.0.0.1:6372 127.0.0.1:6373 127.0.0.1:6374 127.0.0.1:6375 127.0.0.1:6376 " +
+                    "127.0.0.1:6371 127.0.0.1:6372 127.0.0.1:6373 127.0.0.1:6374 127.0.0.1:6375 127.0.0.1:6376 " +
                     "--cluster-replicas 1";
             log.warn("Command to init Redis Cluster: {}", clusterCreateCommand);
             var result = redis6.execInContainer("/bin/sh", "-c", clusterCreateCommand);
             log.warn("Init cluster result: {}", result);
 
+            Thread.sleep(TimeUnit.SECONDS.toMillis(5)); // otherwise cluster not always ready
+
             log.warn("Connect to nodes: {}", nodes);
             System.setProperty("cache.type", "redis");
             System.setProperty("redis.connection.type", "cluster");