This empty line could be removed :). Instead of hardcoding `CONNECT_REST_PORT`, we can use `CONNECT_PORT` defined already in the class. I like the spacing like separating logical blocks sure
Consumers sorting is broken
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**Describe the bug**
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/api/clusters/local/consumer-groups/paged?page=1&perPage=25&search=&orderBy=MEMBERS&sortOrder=DESC
returns payload in ASC order

**Set up**
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**Expected behavior**
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kafka-ui-api/src/main/java/com/provectus/kafka/ui/service/ConsumerGroupService.java
kafka-ui-api/src/main/java/com/provectus/kafka/ui/service/ConsumerGroupService.java
kafka-ui-api/src/test/java/com/provectus/kafka/ui/KafkaConsumerGroupTests.java kafka-ui-api/src/test/java/com/provectus/kafka/ui/container/KafkaConnectContainer.java
diff --git a/kafka-ui-api/src/main/java/com/provectus/kafka/ui/service/ConsumerGroupService.java b/kafka-ui-api/src/main/java/com/provectus/kafka/ui/service/ConsumerGroupService.java
index beb9f849798..d17f5249781 100644
--- a/kafka-ui-api/src/main/java/com/provectus/kafka/ui/service/ConsumerGroupService.java
+++ b/kafka-ui-api/src/main/java/com/provectus/kafka/ui/service/ConsumerGroupService.java
@@ -161,7 +161,7 @@ private Comparator<ConsumerGroupDescription> getPaginationComparator(ConsumerGro
         };
         return Comparator.comparingInt(statesPriorities);
       case MEMBERS:
-        return Comparator.comparingInt(cg -> -cg.members().size());
+        return Comparator.comparingInt(cg -> cg.members().size());
       default:
         throw new IllegalStateException("Unsupported order by: " + orderBy);
     }

diff --git a/kafka-ui-api/src/test/java/com/provectus/kafka/ui/KafkaConsumerGroupTests.java b/kafka-ui-api/src/test/java/com/provectus/kafka/ui/KafkaConsumerGroupTests.java
index 17e7a19ee7f..98f8394060f 100644
--- a/kafka-ui-api/src/test/java/com/provectus/kafka/ui/KafkaConsumerGroupTests.java
+++ b/kafka-ui-api/src/test/java/com/provectus/kafka/ui/KafkaConsumerGroupTests.java
@@ -14,6 +14,7 @@
 import java.util.stream.Stream;
 import lombok.extern.slf4j.Slf4j;
 import lombok.val;
+import org.apache.commons.lang3.RandomStringUtils;
 import org.apache.kafka.clients.admin.NewTopic;
 import org.apache.kafka.clients.consumer.ConsumerConfig;
 import org.apache.kafka.clients.consumer.KafkaConsumer;
@@ -126,6 +127,21 @@ void shouldReturnConsumerGroupsWithPagination() throws Exception {
               assertThat(page.getConsumerGroups())
                   .isSortedAccordingTo(Comparator.comparing(ConsumerGroupDTO::getGroupId).reversed());
             });
+
+      webTestClient
+          .get()
+          .uri("/api/clusters/{clusterName}/consumer-groups/paged?perPage=10&&search"
+              + "=cgPageTest&orderBy=MEMBERS&sortOrder=DESC", LOCAL)
+          .exchange()
+          .expectStatus()
+          .isOk()
+          .expectBody(ConsumerGroupsPageResponseDTO.class)
+          .value(page -> {
+            assertThat(page.getPageCount()).isEqualTo(1);
+            assertThat(page.getConsumerGroups().size()).isEqualTo(5);
+            assertThat(page.getConsumerGroups())
+                .isSortedAccordingTo(Comparator.comparing(ConsumerGroupDTO::getMembers).reversed());
+          });
     }
   }
 
@@ -133,7 +149,7 @@ private Closeable startConsumerGroups(int count, String consumerGroupPrefix) {
     String topicName = createTopicWithRandomName();
     var consumers =
         Stream.generate(() -> {
-          String groupId = consumerGroupPrefix + UUID.randomUUID();
+          String groupId = consumerGroupPrefix + RandomStringUtils.randomAlphabetic(5);
           val consumer = createTestConsumerWithGroupId(groupId);
           consumer.subscribe(List.of(topicName));
           consumer.poll(Duration.ofMillis(100));
diff --git a/kafka-ui-api/src/test/java/com/provectus/kafka/ui/container/KafkaConnectContainer.java b/kafka-ui-api/src/test/java/com/provectus/kafka/ui/container/KafkaConnectContainer.java
index dd8d5d03c41..b0098b307f5 100644
--- a/kafka-ui-api/src/test/java/com/provectus/kafka/ui/container/KafkaConnectContainer.java
+++ b/kafka-ui-api/src/test/java/com/provectus/kafka/ui/container/KafkaConnectContainer.java
@@ -12,6 +12,7 @@ public class KafkaConnectContainer extends GenericContainer<KafkaConnectContaine
   public KafkaConnectContainer(String version) {
     super("confluentinc/cp-kafka-connect:" + version);
     addExposedPort(CONNECT_PORT);
+
     waitStrategy = Wait.forHttp("/")
         .withStartupTimeout(Duration.ofMinutes(5));
   }
@@ -37,6 +38,7 @@ public KafkaConnectContainer withKafka(Network network, String bootstrapServers)
     withEnv("CONNECT_INTERNAL_KEY_CONVERTER", "org.apache.kafka.connect.json.JsonConverter");
     withEnv("CONNECT_INTERNAL_VALUE_CONVERTER", "org.apache.kafka.connect.json.JsonConverter");
     withEnv("CONNECT_REST_ADVERTISED_HOST_NAME", "kafka-connect");
+    withEnv("CONNECT_REST_PORT", String.valueOf(CONNECT_PORT));
     withEnv("CONNECT_PLUGIN_PATH", "/usr/share/java,/usr/share/confluent-hub-components");
     return self();
   }
