diff --git a/htroot/PerformanceMemory_p.html b/htroot/PerformanceMemory_p.html
index b9a915046..e13dc0ad8 100644
--- a/htroot/PerformanceMemory_p.html
+++ b/htroot/PerformanceMemory_p.html
@@ -130,7 +130,7 @@
       <tr class="TableHeader" valign="bottom">
         <td></td>
         <td colspan="9">Read Hit Cache</td>
-        <td colspan="9">Read Miss Cache</td>
+        <td colspan="8">Read Miss Cache</td>
       </tr>
       <tr class="TableHeader" valign="bottom">
         <td>Table</td>
@@ -151,7 +151,7 @@
         <td>Write Unique</td>
         <td>Write Double</td>
         <td>Deletes</td>
-        <td>Flushes</td>
+        <!-- <td>Flushes</td> -->
       </tr>
       #{ObjectList}#
       <tr class="TableCellLight">
@@ -173,7 +173,7 @@
         <td align="right">#[objectMissCacheWriteUnique]#</td>
         <td align="right">#[objectMissCacheWriteDouble]#</td>
         <td align="right">#[objectMissCacheDeletes]#</td>
-        <td align="right">#[objectMissCacheFlushes]#</td>
+        <!-- <td align="right">#[objectMissCacheFlushes]#</td> -->
       </tr>
       #{/ObjectList}#
       <tr class="TableCellDark">
diff --git a/htroot/PerformanceMemory_p.java b/htroot/PerformanceMemory_p.java
index 030a7a74c..ad0f281e6 100644
--- a/htroot/PerformanceMemory_p.java
+++ b/htroot/PerformanceMemory_p.java
@@ -194,7 +194,7 @@ public class PerformanceMemory_p {
             prop.put("ObjectList_" + c + "_objectMissCacheWriteUnique", map.get("objectMissCacheWriteUnique"));
             prop.put("ObjectList_" + c + "_objectMissCacheWriteDouble", map.get("objectMissCacheWriteDouble"));
             prop.put("ObjectList_" + c + "_objectMissCacheDeletes", map.get("objectMissCacheDeletes"));
-            prop.put("ObjectList_" + c + "_objectMissCacheFlushes", map.get("objectMissCacheFlushes"));
+            //prop.put("ObjectList_" + c + "_objectMissCacheFlushes", map.get("objectMissCacheFlushes"));
             
             c++;
         }
@@ -205,9 +205,9 @@ public class PerformanceMemory_p {
         prop.put("objectMissCacheTotalMem", totalmissmem / (1024 * 1024));
 
         // parse initialization memory settings
-        String Xmx = env.getConfig("javastart_Xmx", "Xmx64m").substring(3);
+        String Xmx = env.getConfig("javastart_Xmx", "Xmx96m").substring(3);
         prop.put("Xmx", Xmx.substring(0, Xmx.length() - 1));
-        String Xms = env.getConfig("javastart_Xms", "Xms10m").substring(3);
+        String Xms = env.getConfig("javastart_Xms", "Xms96m").substring(3);
         prop.put("Xms", Xms.substring(0, Xms.length() - 1));
         
         // other caching structures
diff --git a/source/de/anomic/kelondro/kelondroCache.java b/source/de/anomic/kelondro/kelondroCache.java
index bb5b4a9e3..05293398e 100644
--- a/source/de/anomic/kelondro/kelondroCache.java
+++ b/source/de/anomic/kelondro/kelondroCache.java
@@ -61,7 +61,7 @@ public class kelondroCache implements kelondroIndex {
     private kelondroIndex  index;
     private kelondroRow    keyrow;
     private int            readHit, readMiss, writeUnique, writeDouble, cacheDelete, cacheFlush;
-    private int            hasnotHit, hasnotMiss, hasnotUnique, hasnotDouble, hasnotDelete, hasnotFlush;
+    private int            hasnotHit, hasnotMiss, hasnotUnique, hasnotDouble, hasnotDelete;
     private boolean 	   read, write;
     
     public kelondroCache(kelondroIndex backupIndex, boolean read, boolean write) {
@@ -90,7 +90,6 @@ public class kelondroCache implements kelondroIndex {
         this.hasnotUnique = 0;
         this.hasnotDouble = 0;
         this.hasnotDelete = 0;
-        this.hasnotFlush = 0;
     }
     
     public final int cacheObjectChunkSize() {
@@ -154,7 +153,7 @@ public class kelondroCache implements kelondroIndex {
         map.put("objectMissCacheWriteUnique", Integer.toString(hasnotUnique));
         map.put("objectMissCacheWriteDouble", Integer.toString(hasnotDouble));
         map.put("objectMissCacheDeletes", Integer.toString(hasnotDelete));
-        map.put("objectMissCacheFlushes", Integer.toString(hasnotFlush));
+        map.put("objectMissCacheFlushes", "0"); // a miss cache flush can only happen if we have a deletion cache (which we dont have)
         
         // future feature .. map.put("objectElderTimeRead", index.profile().)
         return map;
@@ -456,32 +455,6 @@ public class kelondroCache implements kelondroIndex {
         // The write buffer does not work here, because it does not store dates.
         
         throw new UnsupportedOperationException("put with date is inefficient in kelondroCache");
-        /*
-        if (entryDate == null) return put(row);
-        
-        assert (row != null);
-        assert (row.columns() == row().columns());
-        //assert (!(serverLog.allZero(row.getColBytes(index.primarykey()))));
-        assert (writeBufferUnique == null);
-        assert (writeBufferDoubles == null);
-        
-        byte[] key = row.getColBytes(index.row().primaryKey);
-        checkHitSpace();
-        
-        // remove entry from miss- and hit-cache
-        if (readMissCache != null) {
-            this.readMissCache.remove(key);
-            this.hasnotDelete++;
-        }
-
-        // the worst case: we must write to the backend directly
-        Entry entry = index.put(row);
-        if (readHitCache != null) {
-            kelondroRow.Entry dummy = readHitCache.put(row); // learn that entry
-            if (dummy == null) this.writeUnique++; else this.writeDouble++;
-        }
-        return entry;
-        */
     }
 
     public synchronized void addUnique(Entry row) throws IOException {