diff --git a/src/plugin/text_info.rb b/src/plugin/text_info.rb
index 2d3730c..de541e7 100644
--- a/src/plugin/text_info.rb
+++ b/src/plugin/text_info.rb
@@ -1338,6 +1338,7 @@ module ODDB
       @options[:reparse] = true
       @options[:download] = false
       logCheckActivity "update_swissmedicno_fi_pi finished"
+      cleanup_after_run
       true # an update/import should return true or you will never send a report
     end
 
@@ -1351,7 +1352,7 @@ module ODDB
       end
       logCheckActivity "import_swissmedicinfo_by_index @new_iksnrs #{@new_iksnrs.inspect} "
       import_swissmedicinfo_by_iksnrs(@new_iksnrs.keys, target)
-      @doc = nil
+      cleanup_after_run
       true # an import should return true or you will never send a report
     end
     def import_swissmedicinfo_by_iksnrs(iksnrs, target)
@@ -1370,7 +1371,7 @@ module ODDB
         end
         import_info(keys, names, :isknr)
       end
-      @doc = nil
+      cleanup_after_run
       true # an import should return true or you will never send a report
     end
 
@@ -1411,7 +1412,16 @@ module ODDB
         puts_sync "job is done. now postprocess works ..."
         postprocess
       end
+      cleanup_after_run
       true # report
     end
+    
+    private 
+      def cleanup_after_run
+        @doc = nil
+        @@iksnrs_meta_info = nil
+        @fis_to_iksnrs = nil
+        @pis_to_iksnrs = nil
+      end
   end
 end
diff --git a/src/util/updater.rb b/src/util/updater.rb
index 43f731d..070a17a 100644
--- a/src/util/updater.rb
+++ b/src/util/updater.rb
@@ -181,20 +181,37 @@ module ODDB
 		def recipients
 			self.class::RECIPIENTS
 		end
+    def showMem(line)
+      $stdout.puts "#{Time.now}: at line  #{line} GC #{GC.stat.inspect}"; $stdout.flush
+      info = `cat /proc/meminfo | grep Mem`
+      $stdout.puts "#{Time.now}: at line  #{line} mem is #{info.gsub("\n", ': ')}";  $stdout.flush     
+    end
 		def run
+      showMem(__LINE__)
 			logfile_stats
 
       # recall, hpc
       update_swissmedic_feeds
+      showMem(__LINE__)
+      GC.enable; GC.start; sleep(10)
+      showMem(__LINE__)
 
       # textinfo
       update_textinfo_swissmedicinfo({:target => :fi})
+      showMem(__LINE__)
+      GC.enable; GC.start; sleep(10)
+      showMem(__LINE__)
+
       update_textinfo_swissmedicinfo({:target => :pi})
+      showMem(__LINE__)
+      GC.enable; GC.start; sleep(10)
+      showMem(__LINE__)
       #update_textinfo_news2
 
 			if(update_swissmedic)
         update_swissmedic_followers
       end
+      showMem(__LINE__)
       return_value_update_bsv = update_bsv
       LogFile.append('oddb/debug', " return_value_update_bsv=" + return_value_update_bsv.inspect.to_s, Time.now)
 			#if(update_bsv)
@@ -277,10 +294,12 @@ module ODDB
                            :import_company, [companies]
     end
     def update_company_textinfos2 *companies
+      saved_options = @options
       @options = {:reparse => true}
       update_notify_simple TextInfoPlugin,
                            "Fach- und Patienteninfo2 '#{companies.join(', ')}'",
                            :import_company2, [companies]
+      @options = saved_options     
     end
     def update_teilbarkeit(path)
       update_notify_simple DivisibilityPlugin,
@@ -420,6 +439,7 @@ module ODDB
       update_notify_simple WhoPlugin, "WHO-Update", :import
     end
     def update_package_trade_status_by_swissindex(logging = false)
+      @options = nil
 			update_notify_simple(SwissindexPharmaPlugin, 'Swissindex Pharma', :update_package_trade_status, [logging])
     end
     def migel_nonpharma(pharmacode_file, logging = false)