diff --git a/bin/benchmark-run-all.sh b/bin/benchmark-run-all.sh
index b83f209..9a6ee52 100755
--- a/bin/benchmark-run-all.sh
+++ b/bin/benchmark-run-all.sh
@@ -71,7 +71,7 @@ function define_ips()
 {
     # Defining IP of the local machine.
     local local_ip_addresses=`ifconfig | sed -En 's/127.0.0.1//;s/.*inet (addr:)?(([0-9]*\.){3}[0-9]*).*/\2/p'`
-    local comma_separated_ips="${SERVER_HOSTS},${DRIVER_HOSTS}"
+    local comma_separated_ips="${SERVER_HOSTS},${DRIVER_HOSTS},${SERVER_GROUP1_HOSTS},${SERVER_GROUP2_HOSTS},${SERVER_GROUP3_HOSTS}"
     local ips=${comma_separated_ips//,/ }
     local uniq_ips=`echo "${ips[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '`
     for local_ip in ${local_ip_addresses[@]}
diff --git a/bin/benchmark-servers-start.sh b/bin/benchmark-servers-start.sh
index 4f89913..fe25598 100755
--- a/bin/benchmark-servers-start.sh
+++ b/bin/benchmark-servers-start.sh
@@ -111,95 +111,108 @@ CUR_DIR=$(pwd)
 DS=""
 
 id=0
-
-IFS=',' read -ra hosts0 <<< "${SERVER_HOSTS}"
-for host_name in "${hosts0[@]}";
+for grp in 0 1 2 3 ;
 do
-    CONFIG_PRM="-id ${id} ${CONFIG}"
-
-    suffix=`echo "${CONFIG}" | tail -c 60 | sed 's/ *$//g'`
+    if [[ "$grp" == "0" ]] ; then
+        SRV_HOST_TMP="${SERVER_HOSTS}"
+    else
+        eval SRV_HOST_TMP='$'"SERVER_GROUP${grp}_HOSTS"
+    fi
 
-    echo "<"$(date +"%H:%M:%S")"><yardstick> Starting server config '..."${suffix}"' on "${host_name}" with id=${id}"
+    if [[ -z "$SRV_HOST_TMP" ]]; then
+        break
+    fi
 
-    now=`date +'%H%M%S'`
+    IFS=',' read -ra hosts0 <<< "${SRV_HOST_TMP}"
 
-    # Extract description.
-    IFS=' ' read -ra cfg0 <<< "${CONFIG}"
-    for cfg00 in "${cfg0[@]}";
+    for host_name in "${hosts0[@]}";
     do
-        if [[ ${found} == 'true' ]]; then
-            found=""
-            DS=${cfg00}
-        fi
+        CONFIG_PRM="-id ${id} ${CONFIG}"
+
+        suffix=`echo "${CONFIG}" | tail -c 60 | sed 's/ *$//g'`
+
+        echo "<"$(date +"%H:%M:%S")"><yardstick> Starting server config '..."${suffix}"' on "${host_name}" with id=${id}"
+
+        now=`date +'%H%M%S'`
+
+        # Extract description.
+        IFS=' ' read -ra cfg0 <<< "${CONFIG}"
+        for cfg00 in "${cfg0[@]}";
+        do
+            if [[ ${found} == 'true' ]]; then
+                found=""
+                DS=${cfg00}
+            fi
+
+            if [[ ${cfg00} == '-ds' ]] || [[ ${cfg00} == '--descriptions' ]]; then
+                found="true"
+            fi
+        done
 
-        if [[ ${cfg00} == '-ds' ]] || [[ ${cfg00} == '--descriptions' ]]; then
-            found="true"
+        file_log=${LOGS_DIR}"/"${now}"-id"${id}"-"${host_name}"-"${DS}".log"
+
+        if [[ ${JVM_OPTS} == *"PrintGC"* ]]
+        then
+            JVM_OPTS=${JVM_OPTS}" -Xloggc:${LOGS_DIR}/gc-${now}-server-id${id}-${host_name}-${DS}.log"
         fi
-    done
 
-    file_log=${LOGS_DIR}"/"${now}"-id"${id}"-"${host_name}"-"${DS}".log"
+        export JAVA_HOME=${JAVA_HOME}
+        export MAIN_CLASS='org.yardstickframework.BenchmarkServerStartUp'
+        export JVM_OPTS="${JVM_OPTS}${SERVER_JVM_OPTS} -Dyardstick.server${id}"
+        export CP=${CP}
+        export CUR_DIR=${CUR_DIR}
+        export PROPS_ENV0=${PROPS_ENV}
+
+        if [[ ${host_name} = "127.0.0.1" || ${host_name} = "localhost" ]]
+        then
+            mkdir -p ${LOGS_DIR}
+
+            nohup ${SCRIPT_DIR}/benchmark-bootstrap.sh ${CONFIG_PRM} "--config" ${CONFIG_INCLUDE} "--logsFolder" ${LOGS_DIR} \
+            "--remoteuser" ${REMOTE_USER} "--remoteHostName" ${host_name} "--serverNameNumber" ${grp} > ${file_log} 2>& 1 &
+        else
+            ssh -o StrictHostKeyChecking=no -o PasswordAuthentication=no ${REMOTE_USER}"@"${host_name} mkdir -p ${LOGS_DIR}
+
+            ssh -o StrictHostKeyChecking=no -o PasswordAuthentication=no ${REMOTE_USER}"@"${host_name} \
+                "JAVA_HOME='${JAVA_HOME}'" \
+                "MAIN_CLASS='${MAIN_CLASS}'" "JVM_OPTS='${JVM_OPTS}'" "CP='${CP}'" \
+                "CUR_DIR='${CUR_DIR}'" "PROPS_ENV0='${PROPS_ENV}'" \
+                "nohup ${SCRIPT_DIR}/benchmark-bootstrap.sh ${CONFIG_PRM} "--config" ${CONFIG_INCLUDE} "--logsFolder" ${LOGS_DIR} \
+                "--remoteuser" ${REMOTE_USER} "--remoteHostName" ${host_name} "--serverNameNumber" ${grp} > ${file_log} 2>& 1 &"
+        fi
 
-    if [[ ${JVM_OPTS} == *"PrintGC"* ]]
-    then
-        JVM_OPTS=${JVM_OPTS}" -Xloggc:${LOGS_DIR}/gc-${now}-server-id${id}-${host_name}-${DS}.log"
-    fi
 
-    export JAVA_HOME=${JAVA_HOME}
-    export MAIN_CLASS='org.yardstickframework.BenchmarkServerStartUp'
-    export JVM_OPTS="${JVM_OPTS}${SERVER_JVM_OPTS} -Dyardstick.server${id}"
-    export CP=${CP}
-    export CUR_DIR=${CUR_DIR}
-    export PROPS_ENV0=${PROPS_ENV}
 
-    if [[ ${host_name} = "127.0.0.1" || ${host_name} = "localhost" ]]
-    then
-        mkdir -p ${LOGS_DIR}
+        # Start a restarter if needed.
+        if [[ "${RESTART_SERVERS}" != "" ]] && [[ "${RESTART_SERVERS}" != "true" ]]; then
+            IFS=',' read -ra hostsToRestart0 <<< "${RESTART_SERVERS}"
+            for host2Timeout in "${hostsToRestart0[@]}";
+            do
+                IFS=':' read -ra hostToRestart <<< "${host2Timeout}"
 
-        nohup ${SCRIPT_DIR}/benchmark-bootstrap.sh ${CONFIG_PRM} "--config" ${CONFIG_INCLUDE} "--logsFolder" ${LOGS_DIR} \
-        "--remoteuser" ${REMOTE_USER} "--remoteHostName" ${host_name} > ${file_log} 2>& 1 &
-    else
-        ssh -o StrictHostKeyChecking=no -o PasswordAuthentication=no ${REMOTE_USER}"@"${host_name} mkdir -p ${LOGS_DIR}
-
-        ssh -o StrictHostKeyChecking=no -o PasswordAuthentication=no ${REMOTE_USER}"@"${host_name} \
-            "JAVA_HOME='${JAVA_HOME}'" \
-            "MAIN_CLASS='${MAIN_CLASS}'" "JVM_OPTS='${JVM_OPTS}'" "CP='${CP}'" \
-            "CUR_DIR='${CUR_DIR}'" "PROPS_ENV0='${PROPS_ENV}'" \
-            "nohup ${SCRIPT_DIR}/benchmark-bootstrap.sh ${CONFIG_PRM} "--config" ${CONFIG_INCLUDE} "--logsFolder" ${LOGS_DIR} \
-            "--remoteuser" ${REMOTE_USER} "--remoteHostName" ${host_name} > ${file_log} 2>& 1 &"
-    fi
+                host_to_restart=${hostToRestart[0]}
+                id_to_restart=${hostToRestart[1]}
+                delay=${hostToRestart[2]}
+                pause=${hostToRestart[3]}
+                period=${hostToRestart[4]}
 
+                if [[ "${host_to_restart}" = "${host_name}" ]] && [[ "${id_to_restart}" = "${id}" ]] ; then
+                    if [[ "${delay}" != "" ]] && [[ "${pause}" != "" ]] && [[ "${period}" != "" ]] ; then
+                        file_log=${RESTARTERS_LOGS_DIR}"/"${now}"_id"${id}"_"${host_name}".log"
 
+                        nohup ${SCRIPT_DIR}/benchmark-server-restarter-start.sh "${host_name}" "${id}" "${CONFIG_PRM}" \
+                        "${delay}" "${pause}" "${period}" "${CONFIG_INCLUDE}" > ${file_log} 2>& 1 &
 
-    # Start a restarter if needed.
-    if [[ "${RESTART_SERVERS}" != "" ]] && [[ "${RESTART_SERVERS}" != "true" ]]; then
-        IFS=',' read -ra hostsToRestart0 <<< "${RESTART_SERVERS}"
-        for host2Timeout in "${hostsToRestart0[@]}";
-        do
-            IFS=':' read -ra hostToRestart <<< "${host2Timeout}"
-
-            host_to_restart=${hostToRestart[0]}
-            id_to_restart=${hostToRestart[1]}
-            delay=${hostToRestart[2]}
-            pause=${hostToRestart[3]}
-            period=${hostToRestart[4]}
-
-            if [[ "${host_to_restart}" = "${host_name}" ]] && [[ "${id_to_restart}" = "${id}" ]] ; then
-                if [[ "${delay}" != "" ]] && [[ "${pause}" != "" ]] && [[ "${period}" != "" ]] ; then
-                    file_log=${RESTARTERS_LOGS_DIR}"/"${now}"_id"${id}"_"${host_name}".log"
-
-                    nohup ${SCRIPT_DIR}/benchmark-server-restarter-start.sh "${host_name}" "${id}" "${CONFIG_PRM}" \
-                    "${delay}" "${pause}" "${period}" "${CONFIG_INCLUDE}" > ${file_log} 2>& 1 &
-
-                    echo "<"$(date +"%H:%M:%S")"><yardstick> Server restarter is started for ${host_to_restart} \
-                    with id=${id} and config '...${suffix}', warmup delay ${delay} sec., pause ${pause} sec. and period ${period} sec."
-                else
-                    echo "<"$(date +"%H:%M:%S")"><yardstick> Failed to start a server restarter for host \
-                    ${host_to_restart} with id=${id}. Next params should not be empty: [warmup delay='${delay}', pause='${pause}', period='${period}']"
+                        echo "<"$(date +"%H:%M:%S")"><yardstick> Server restarter is started for ${host_to_restart} \
+                        with id=${id} and config '...${suffix}', warmup delay ${delay} sec., pause ${pause} sec. and period ${period} sec."
+                    else
+                        echo "<"$(date +"%H:%M:%S")"><yardstick> Failed to start a server restarter for host \
+                        ${host_to_restart} with id=${id}. Next params should not be empty: [warmup delay='${delay}', pause='${pause}', period='${period}']"
+                    fi
                 fi
-            fi
-        done
-    fi
-    # End of restarter logic.
+            done
+        fi
+        # End of restarter logic.
 
-    id=$((1 + $id))
-done
+        id=$((1 + $id))
+    done
+done
\ No newline at end of file
diff --git a/bin/benchmark-servers-stop.sh b/bin/benchmark-servers-stop.sh
index d94b756..988b3ea 100755
--- a/bin/benchmark-servers-stop.sh
+++ b/bin/benchmark-servers-stop.sh
@@ -73,16 +73,30 @@ if [[ "${RESTART_SERVERS}" != "" ]] && [[ "${RESTART_SERVERS}" != "true" ]]; the
     echo "<"$(date +"%H:%M:%S")"><yardstick> All server restartets are stopped."
 fi
 
-IFS=',' read -ra hosts0 <<< "${SERVER_HOSTS}"
-for host_name in "${hosts0[@]}";
+for grp in 0 1 2 3 ;
 do
-    if [[ ${host_name} = "127.0.0.1" || ${host_name} = "localhost" ]]
-        then
-            pkill -9 -f "Dyardstick.server"
-
-        else
-            `ssh -o PasswordAuthentication=no ${REMOTE_USER}"@"${host_name} pkill -9 -f "Dyardstick.server"`
-        fi
-
-    echo "<"$(date +"%H:%M:%S")"><yardstick> Server is stopped on "${host_name}
+    if [[ "$grp" == "0" ]] ; then
+        SRV_HOST_TMP="${SERVER_HOSTS}"
+    else
+        eval SRV_HOST_TMP='$'"SERVER_GROUP${grp}_HOSTS"
+    fi
+
+    if [[ -z "$SRV_HOST_TMP" ]]; then
+        break
+    fi
+
+    IFS=',' read -ra hosts0 <<< "${SRV_HOST_TMP}"
+
+    for host_name in "${hosts0[@]}";
+    do
+        if [[ ${host_name} = "127.0.0.1" || ${host_name} = "localhost" ]]
+            then
+                pkill -9 -f "Dyardstick.server"
+
+            else
+                `ssh -o PasswordAuthentication=no ${REMOTE_USER}"@"${host_name} pkill -9 -f "Dyardstick.server"`
+            fi
+
+        echo "<"$(date +"%H:%M:%S")"><yardstick> Server is stopped on "${host_name}
+    done
 done
diff --git a/src/main/java/org/yardstickframework/BenchmarkConfiguration.java b/src/main/java/org/yardstickframework/BenchmarkConfiguration.java
index e0e4a15..979e9c4 100644
--- a/src/main/java/org/yardstickframework/BenchmarkConfiguration.java
+++ b/src/main/java/org/yardstickframework/BenchmarkConfiguration.java
@@ -52,8 +52,13 @@ public class BenchmarkConfiguration implements Serializable {
     private List<String> driverNames;
 
     /** */
-    @Parameter(names = {"-sn", "--serverName"}, description = "Benchmark server name (required)")
-    private String serverName;
+    @Parameter(names = {"-sn", "--serverName"},
+        description = "Space-separated list of benchmark server name (required), maximum size is 4")
+    private List<String> serverName;
+
+    /** */
+    @Parameter(names = {"-nn", "--serverNameNumber"}, description = "Number of the benchmark server name (default 0, max 3)")
+    private int serverNameNumber;
 
     /** */
     @Parameter(names = {"-id", "--memberId"}, description = "Memebr ID")
@@ -150,7 +155,7 @@ public boolean help() {
      * @return Benchmark server name.
      */
     public String serverName() {
-        return serverName;
+        return serverName.size() > serverNameNumber ? serverName.get(serverNameNumber) : null;
     }
 
     /**
@@ -425,6 +430,7 @@ public String defaultDescription() {
             "memberId='" + memberId + '\'' +
             ", driverNames='" + driverNames + '\'' +
             ", serverName='" + serverName + '\'' +
+            ", serverNameNumber='" + serverNameNumber + '\'' +
             ", threads=" + threads +
             ", duration=" + duration +
             ", warmup=" + warmup +