diff --git a/datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/server/DataStoreService.java b/datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/server/DataStoreService.java
index b87c63fcd27912b9b6b57911db7f6c75c4dcf6fb..fb157be4712b14dac5ee83ccfab4706ca15dd864 100644
--- a/datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/server/DataStoreService.java
+++ b/datastore_server/source/java/ch/systemsx/cisd/openbis/dss/generic/server/DataStoreService.java
@@ -82,6 +82,12 @@ import ch.systemsx.cisd.openbis.generic.shared.util.UuidUtil;
 public class DataStoreService extends AbstractServiceWithLogger<IDataStoreService> implements
         IDataStoreServiceInternal, InitializingBean
 {
+    private static final String COPYING_TO_ARCHIVE_PROCESSING_PLUGIN_KEY = "Copying data sets to archive";
+
+    private static final String ARCHIVING_PROCESSING_PLUGIN_KEY = "Archiving";
+
+    private static final String UNARCHIVING_PROCESSING_PLUGIN_KEY = "Unarchiving";
+
     private final SessionTokenManager sessionTokenManager;
 
     private final OpenbisSessionTokenCache sessionTokenCache;
@@ -320,10 +326,9 @@ public class DataStoreService extends AbstractServiceWithLogger<IDataStoreServic
     public void unarchiveDatasets(String sessionToken, String userSessionToken,
             List<DatasetDescription> datasets, String userId, String userEmailOrNull)
     {
-        String description = "Unarchiving";
         IProcessingPluginTask task = new UnarchiveProcessingPluginTask(getArchiverPlugin());
 
-        scheduleTask(sessionToken, userSessionToken, description, task, datasets, userId,
+        scheduleTask(sessionToken, userSessionToken, UNARCHIVING_PROCESSING_PLUGIN_KEY, task, datasets, userId,
                 userEmailOrNull);
     }
 
@@ -339,12 +344,10 @@ public class DataStoreService extends AbstractServiceWithLogger<IDataStoreServic
             List<DatasetDescription> datasets, String userId, String userEmailOrNull,
             boolean removeFromDataStore)
     {
-        String description = removeFromDataStore ? "Archiving" : "Copying data sets to archive";
-        IProcessingPluginTask task =
-                new ArchiveProcessingPluginTask(getArchiverPlugin(), removeFromDataStore);
+        String description = removeFromDataStore ? ARCHIVING_PROCESSING_PLUGIN_KEY : COPYING_TO_ARCHIVE_PROCESSING_PLUGIN_KEY;
+        IProcessingPluginTask task = new ArchiveProcessingPluginTask(getArchiverPlugin(), removeFromDataStore);
 
-        scheduleTask(sessionToken, userSessionToken, description, task, datasets, userId,
-                userEmailOrNull);
+        scheduleTask(sessionToken, userSessionToken, description, task, datasets, userId, userEmailOrNull);
     }
 
     @Override
diff --git a/datastore_server/source/java/dssApplicationContext.xml b/datastore_server/source/java/dssApplicationContext.xml
index 414bda5aa8271982deb2f98393f4c99480fea069..c96950ed90e1e2dd9c6a4bd27ce4bbb320bf28a0 100644
--- a/datastore_server/source/java/dssApplicationContext.xml
+++ b/datastore_server/source/java/dssApplicationContext.xml
@@ -105,7 +105,7 @@
     </bean>
     
     <bean id="data-set-command-executor-provider" class="ch.systemsx.cisd.openbis.dss.generic.server.KeyBasedDataSetCommandExecutorProvider">
-        <constructor-arg value="${data-set-command-executor-mapping}"/>
+        <constructor-arg value="${data-set-command-queue-mapping}"/>
         <constructor-arg value="${commandqueue-dir}"/>
     </bean>
     
diff --git a/openbis_standard_technologies/dist/etc/service.properties b/openbis_standard_technologies/dist/etc/service.properties
index 0bd327251e92072dfc7b15f9cdabc19dfa9e93fc..40d7ad10ca897707b731299564c337439e20d68e 100644
--- a/openbis_standard_technologies/dist/etc/service.properties
+++ b/openbis_standard_technologies/dist/etc/service.properties
@@ -15,9 +15,21 @@ incoming-root-dir = ${root-dir}
 # Cache for data set files from other Data Store Servers
 cache-workspace-folder = ../../data/dss-cache
 
-# The directory where the command queue file is located; defaults to storeroot-dir 
+# The directory where the command queue files are located; defaults to storeroot-dir 
 commandqueue-dir =
 
+# Comma-separated list of definitions of additional queues for processing processing plugins.
+# Each entry is of the form <queue name>:<regular expression>
+# A corresponding persistent queue is created. All processing plugins with a key matching the corresponding
+# regular expression are associated with the corresponding queue.
+#
+# The key of a processing plugin is its core-plugin name which is the name of the folder containing 
+# 'plugin.properties'. 
+#
+# In case of archiving is enabled the following three processing plugins are defined:
+# 'Archiving', 'Copying data sets to archive', and 'Unarchiving'
+#data-set-command-queue-mapping = archiving:Archiving|Copying data sets to archive
+
 # Port
 port = 8444
 use-ssl = true