diff --git a/hsarback/pom.xml b/hsarback/pom.xml
index 1d17e87..d13d420 100644
--- a/hsarback/pom.xml
+++ b/hsarback/pom.xml
@@ -5,7 +5,7 @@
 	<groupId>de.hsadmin</groupId>
 	<artifactId>hsar</artifactId>
 	<packaging>war</packaging>
-	<version>4.0.16</version>
+	<version>4.0.17</version>
 	<name>HSAdmin Stable Backend Webapp</name>
 	<url>http://maven.apache.org</url>
 	<properties>
@@ -19,12 +19,12 @@
 		<dependency>
 			<groupId>de.hsadmin.core</groupId>
 			<artifactId>hsadmin-util</artifactId>
-			<version>4.0.16</version>
+			<version>4.0.17</version>
 		</dependency>
 		<dependency>
 			<groupId>de.hsadmin.core</groupId>
 			<artifactId>hsadmin-qserv</artifactId>
-			<version>4.0.16</version>
+			<version>4.0.17</version>
 		</dependency>
 		<dependency>
 			<groupId>commons-httpclient</groupId>
diff --git a/hsarback/src/main/java/de/hsadmin/remote/RoleRemote.java b/hsarback/src/main/java/de/hsadmin/remote/RoleRemote.java
index 41349d4..2f82b6c 100644
--- a/hsarback/src/main/java/de/hsadmin/remote/RoleRemote.java
+++ b/hsarback/src/main/java/de/hsadmin/remote/RoleRemote.java
@@ -23,8 +23,9 @@ public class RoleRemote implements IRemote {
 		Transaction transaction = new Transaction(user);
 		if (transaction.login(user, ticket)) {
 			String role = "USER";
-			String accoutPrefixCustomer = Config.getInstance().getProperty("accountprefix.customer");
-			String accoutPrefixHostmaster = Config.getInstance().getProperty("accountprefix.hostmaster");
+			Config config = Config.getInstance();
+			String accoutPrefixCustomer = config.getProperty("accountprefix.customer");
+			String accoutPrefixHostmaster = config.getProperty("accountprefix.hostmaster");
 			Pac pac = transaction.getLoginUser().getPac();
 			String pacName = pac.getName();
 			if (accoutPrefixCustomer.equals(pacName)) {
diff --git a/qserv-deploy/pom.xml b/qserv-deploy/pom.xml
index e75abde..275e776 100644
--- a/qserv-deploy/pom.xml
+++ b/qserv-deploy/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.hsadmin</groupId>
 	<artifactId>hsadmin-qserv</artifactId>
-	<version>4.0.16</version>
+	<version>4.0.17</version>
 	<packaging>jar</packaging>
 
 	<name>HSAdmin-QServ</name>
@@ -17,10 +17,15 @@
 	</properties>
 
 	<dependencies>
+		<dependency>
+			<groupId>de.hsadmin.core</groupId>
+			<artifactId>hsadmin-util</artifactId>
+			<version>4.0.17</version>
+		</dependency>
 		<dependency>
 			<groupId>de.hsadmin.core</groupId>
 			<artifactId>hsadmin-qserv</artifactId>
-			<version>4.0.16</version>
+			<version>4.0.17</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.activemq</groupId>
@@ -79,6 +84,15 @@
 								<prefix>/usr/local/lib/hostsharing/hsadmin</prefix>
 							</mapper>
 						</data>
+						<data>
+							<src>src/deb/init/init_hive_mysqldb.sh</src>
+							<type>file</type>
+							<mapper>
+								<type>perm</type>
+								<prefix>/usr/local/lib/hostsharing/hsadmin/tools/</prefix>
+								<filemode>754</filemode>
+							</mapper>
+						</data>
 						<data>
 							<src>src/deb/systemd/hsadmin-qserv.service</src>
 							<type>file</type>
diff --git a/qserv-deploy/src/deb/init/init_hive_mysqldb.sh b/qserv-deploy/src/deb/init/init_hive_mysqldb.sh
new file mode 100644
index 0000000..2375bc0
--- /dev/null
+++ b/qserv-deploy/src/deb/init/init_hive_mysqldb.sh
@@ -0,0 +1,50 @@
+#!/bin/bash
+
+mysql --defaults-file=/root/.my.cnf mysql <<EOSQL
+
+DROP PROCEDURE IF EXISTS kill_by_user;
+DROP PROCEDURE IF EXISTS kill_by_database;
+
+DELIMITER //
+
+CREATE PROCEDURE kill_by_user (IN user_name VARCHAR(64) CHARSET utf8)
+   BEGIN
+      DECLARE query_id INT;
+	  DECLARE iteration_complete INT DEFAULT 0;
+	  DECLARE select_cursor CURSOR FOR SELECT id FROM information_schema.processlist WHERE user = user_name;
+	  DECLARE CONTINUE HANDLER FOR NOT FOUND SET iteration_complete=1;
+	  OPEN select_cursor;
+	     cursor_loop: LOOP
+	        FETCH select_cursor INTO query_id;
+	        IF iteration_complete THEN
+	           LEAVE cursor_loop;
+	        END IF;
+	        KILL query_id;
+	     END LOOP;
+	  CLOSE select_cursor;
+   END
+//
+
+CREATE PROCEDURE kill_by_database (IN database_name VARCHAR(64))
+   BEGIN
+      DECLARE query_id INT;
+	  DECLARE iteration_complete INT DEFAULT 0;
+	  DECLARE select_cursor CURSOR FOR SELECT id FROM information_schema.processlist WHERE db = database_name;
+	  DECLARE CONTINUE HANDLER FOR NOT FOUND SET iteration_complete=1;
+	  OPEN select_cursor;
+	     cursor_loop: LOOP
+	        FETCH select_cursor INTO query_id;
+	        IF iteration_complete THEN
+	           LEAVE cursor_loop;
+	        END IF;
+	        KILL query_id;
+	      END LOOP;
+	   CLOSE select_cursor;
+   END
+//
+
+DELIMITER ;
+
+EOSQL
+
+echo "installed mysql procedures for hsadmin-qserv"
diff --git a/qserv-deploy/src/deb/systemd/hsadmin-qserv.service b/qserv-deploy/src/deb/systemd/hsadmin-qserv.service
index 1729e9a..601135b 100644
--- a/qserv-deploy/src/deb/systemd/hsadmin-qserv.service
+++ b/qserv-deploy/src/deb/systemd/hsadmin-qserv.service
@@ -4,9 +4,11 @@ After=network.target nss-lookup.target
 
 [Service]
 Type=simple
+WorkingDirectory=/usr/local/lib/hostsharing/hsadmin/qserv
 Environment="PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin"
 Environment="JAVA_OPTS=-Xbootclasspath/a:/etc/hsadmin/qserv/ -Djavax.net.ssl.keyStore=/etc/hsadmin/qserv/keystore -Djavax.net.ssl.keyStorePassword=password -Djavax.net.ssl.trustStore=/etc/hsadmin/qserv/truststore -Djavax.net.ssl.trustStorePassword=password -Dorg.apache.activemq.SERIALIZABLE_PACKAGES=*"
-ExecStart=/usr/bin/java $JAVA_OPTS -jar /usr/local/lib/hostsharing/hsadmin/hsadmin-qserv-full.jar /etc/hsadmin/qserv/qserv.properties
+ExecStartPre=/bin/bash /usr/local/lib/hostsharing/hsadmin/tools/init_hive_mysqldb.sh
+ExecStart=/usr/bin/java $JAVA_OPTS -jar /usr/local/lib/hostsharing/hsadmin/hsadmin-qserv-full.jar
 StandardOutput=file:/var/log/hostsharing/hsadmin/hsar-qserv.err
 StandardError=inherit
 Restart=always
diff --git a/qserv/pom.xml b/qserv/pom.xml
index d756d7f..94d8556 100644
--- a/qserv/pom.xml
+++ b/qserv/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.hsadmin.core</groupId>
 	<artifactId>hsadmin-qserv</artifactId>
-	<version>4.0.16</version>
+	<version>4.0.17</version>
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>11</java.version>
@@ -13,7 +13,7 @@
 		<dependency>
 			<groupId>de.hsadmin.core</groupId>
 			<artifactId>hsadmin-util</artifactId>
-			<version>4.0.16</version>
+			<version>4.0.17</version>
 		</dependency>
 		<dependency>
 			<groupId>commons-lang</groupId>
diff --git a/qserv/src/main/java/de/hsadmin/core/qserv/QueueServer.java b/qserv/src/main/java/de/hsadmin/core/qserv/QueueServer.java
index 3ea0f60..add34b1 100644
--- a/qserv/src/main/java/de/hsadmin/core/qserv/QueueServer.java
+++ b/qserv/src/main/java/de/hsadmin/core/qserv/QueueServer.java
@@ -37,8 +37,7 @@ public class QueueServer implements MessageListener, ExceptionListener {
 
 
 	/** 
-	 * Runs the QueueServer, using the arguments as ConnectionFactory 
-	 * and Topic names. 
+	 * Runs the QueueServer.
 	 */
 	public static void main(String[] args) throws Exception {
 		final Config config = Config.getInstance();
diff --git a/util/pom.xml b/util/pom.xml
index 5539f63..f10de1a 100644
--- a/util/pom.xml
+++ b/util/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.hsadmin.core</groupId>
 	<artifactId>hsadmin-util</artifactId>
-	<version>4.0.16</version>
+	<version>4.0.17</version>
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>11</java.version>
diff --git a/util/src/main/java/de/hsadmin/core/util/Config.java b/util/src/main/java/de/hsadmin/core/util/Config.java
index efe4328..8e78bc9 100644
--- a/util/src/main/java/de/hsadmin/core/util/Config.java
+++ b/util/src/main/java/de/hsadmin/core/util/Config.java
@@ -18,16 +18,11 @@ public class Config {
 	
 	private Config() {
 		props = new Properties();
+		initPropertiesFromFile();
+	}
+
+	private void initPropertiesFromFile() {
 		final String baseName = "hsadmin";
-		initPropertiesFromFile(baseName);
-	}
-
-	private Config(String baseName) {
-		props = new Properties();
-		initPropertiesFromFile(baseName);
-	}
-
-	private void initPropertiesFromFile(final String baseName) {
 		File file = new File(userDir + "/" + baseName + ".properties");
 		if (!file.canRead()) {
 			file = new File(userDir + "/conf/" + baseName + ".properties");
@@ -50,7 +45,8 @@ public class Config {
 				e.printStackTrace();
 			}
 		} else {
-			LOG.severe("reading properties failed: No properties file found");
+			final String errormsg = "reading properties failed: No properties file found";
+			LOG.severe(errormsg);
 		}
 	}
 	
@@ -61,13 +57,6 @@ public class Config {
 		return instance;
 	}
 	
-	public static Config getInstance(String baseName) {
-		if (instance == null) {
-			instance = new Config(baseName);
-		}
-		return instance;
-	}
-	
 	public String getProperty(String propertyName) {
 		String property = props.getProperty(propertyName);
 		return property;