diff --git a/tests/vault/gear/scheduler-stress-test.cpp b/tests/vault/gear/scheduler-stress-test.cpp
index 9a16567c8..e86f5db5f 100644
--- a/tests/vault/gear/scheduler-stress-test.cpp
+++ b/tests/vault/gear/scheduler-stress-test.cpp
@@ -350,15 +350,14 @@ namespace test {
               {
                 usec LOAD_BASE = 500us;
                 uint CONCURRENCY = 4;
-                bool SCHED_DEPENDS = true;
                 bool showRuns = true;
                 
                 auto testLoad() { return TestChainLoad<>{64}.configureShape_chain_loadBursts(); }
               };
             
           auto [stress,delta,time] = StressRig::with<Setup>().searchBreakingPoint();
-          CHECK (delta > 2.0);
-          CHECK (0.55 > stress and stress > 0.4);
+          CHECK (delta > 2.5);
+          CHECK (1.15 > stress and stress > 0.9);
         }
       
       
diff --git a/tests/vault/gear/stress-test-rig.hpp b/tests/vault/gear/stress-test-rig.hpp
index 69a084fd2..3a2ef78b5 100644
--- a/tests/vault/gear/stress-test-rig.hpp
+++ b/tests/vault/gear/stress-test-rig.hpp
@@ -183,7 +183,7 @@ namespace test {
                 runTime[i] = testSetup.launch_and_wait() / 1000;
                 avgT += runTime[i];
                 testSetup.adaptEmpirically (stressFac, CONF::CONCURRENCY);
-                this->adjustmentFac = testSetup.getStressFac() / stressFac;
+                this->adjustmentFac = 1 / (testSetup.getStressFac() / stressFac);
               }
             expT = testSetup.getExpectedEndTime() / 1000;
             avgT /= CONF::REPETITIONS;
@@ -249,7 +249,7 @@ namespace test {
         
         
         _Fmt fmtRun_ {"....·%-2d:  Δ=%4.1f        t=%4.1f  %s %s"};                          //      i % Δ  % t % t>avg?  % fail?
-        _Fmt fmtStep_{ "%4.2f|  : ∅Δ=%4.1f±%-4.2f  ∅t=%4.1f  %s %%%3.1f -- expect:%4.1fms"}; // stress % ∅Δ % σ % ∅t % fail % pecentOff % t-expect
+        _Fmt fmtStep_{ "%4.2f|  : ∅Δ=%4.1f±%-4.2f  ∅t=%4.1f  %s %%%-3.0f -- expect:%4.1fms"};// stress % ∅Δ % σ % ∅t % fail % pecentOff % t-expect
         _Fmt fmtResSDv_{"%9s= %5.2f ±%4.2f%s"};
         _Fmt fmtResVal_{"%9s: %5.2f%s"};
         
@@ -267,7 +267,7 @@ namespace test {
             if (CONF::showStep)
               cout << fmtStep_ % res.stressFac % res.avgDelta % res.stdDev % res.avgTime
                                % (decideBreakPoint(res)? "—◆—":"—◇—")
-                               % res.percentOff % res.expTime
+                               % (100*res.percentOff) % res.expTime
                    << endl;
           }
         
diff --git a/tests/vault/gear/test-chain-load.hpp b/tests/vault/gear/test-chain-load.hpp
index 0dcadf263..7f788d990 100644
--- a/tests/vault/gear/test-chain-load.hpp
+++ b/tests/vault/gear/test-chain-load.hpp
@@ -834,7 +834,7 @@ namespace test {
       
       /** overall sum of configured node weights **/
       size_t
-      getWeightSum()
+      calcWeightSum()
         {
           return allNodes()
                   .transform([](Node& n){ return n.weight; })
@@ -870,6 +870,15 @@ namespace test {
                               });
         }
       
+      /** calculate the simplified/theoretic reduction of compounded weight through concurrency */
+      double
+      calcExpectedCompoundedWeight (uint concurrency =1)
+        {
+          return allLevelWeights()
+                  .transform([concurrency](LevelWeight const& lw){ return computeWeightFactor (lw, concurrency); })
+                  .resultSum();
+        }
+      
       
       
       Statistic computeGraphStatistics();
@@ -1969,8 +1978,11 @@ namespace test {
                     concurrency = defaultConcurrency();
                   double worktimeRatio = 1 - stat.timeAtConc(0) / stat.coveredTime;
                   double workConcurrency = stat.avgConcurrency / worktimeRatio;
-                  double formFac = concurrency / workConcurrency;
-                  double expectedNodeTime = _uSec(compuLoad_->timeBase) * chainLoad_.getWeightSum() / chainLoad_.size();
+                  double weightSum = chainLoad_.calcWeightSum();
+                  double expectedCompoundedWeight = chainLoad_.calcExpectedCompoundedWeight(concurrency);
+                  double expectedConcurrency = weightSum / expectedCompoundedWeight;
+                  double formFac = 1 / (workConcurrency / expectedConcurrency);
+                  double expectedNodeTime = _uSec(compuLoad_->timeBase) * weightSum / chainLoad_.size();
                   double realAvgNodeTime = stat.activeTime / stat.activationCnt;
                   formFac *= realAvgNodeTime / expectedNodeTime;
                   return withAdaptedSchedule (stressFac, concurrency, formFac);
diff --git a/wiki/thinkPad.ichthyo.mm b/wiki/thinkPad.ichthyo.mm
index b23dba96d..e2c256678 100644
--- a/wiki/thinkPad.ichthyo.mm
+++ b/wiki/thinkPad.ichthyo.mm
@@ -111634,7 +111634,7 @@ Date:&#160;&#160;&#160;Thu Apr 20 18:53:17 2023 +0200<br/>
 <icon BUILTIN="button_ok"/>
 </node>
 </node>
-<node BACKGROUND_COLOR="#f0d5c5" COLOR="#990033" CREATED="1708353494162" ID="ID_1417741022" MODIFIED="1708353524083" TEXT="Fraglich ob Einrechnen der Concurrency sinnvoll ist">
+<node COLOR="#435e98" CREATED="1708353494162" ID="ID_1417741022" MODIFIED="1708359948264" TEXT="Fraglich ob Einrechnen der Concurrency sinnvoll ist">
 <icon BUILTIN="messagebox_warning"/>
 <node CREATED="1708353529389" ID="ID_1264074130" MODIFIED="1708353581342">
 <richcontent TYPE="NODE"><html>
@@ -111665,6 +111665,44 @@ Date:&#160;&#160;&#160;Thu Apr 20 18:53:17 2023 +0200<br/>
 <node CREATED="1708353589901" ID="ID_753673138" MODIFIED="1708353635590" TEXT="was dann mithin nicht als Leistungsreserve gedeutet werden darf">
 <icon BUILTIN="messagebox_warning"/>
 </node>
+<node COLOR="#338800" CREATED="1708354706383" ID="ID_160832329" MODIFIED="1708359924650" TEXT="kann man  eine erwartete effektive Concurrency berechnen?">
+<icon BUILTIN="help"/>
+<node CREATED="1708355316244" ID="ID_1132423890" MODIFIED="1708355357499" TEXT="l&#xe4;uft auf eine Berechnung hinaus analog zum Schedule"/>
+<node CREATED="1708355455934" ID="ID_1644260527" MODIFIED="1708355549750" TEXT="mu&#xdf; es aber from scratch berechnen">
+<richcontent TYPE="NOTE"><html>
+  <head>
+    
+  </head>
+  <body>
+    <p>
+      ...die Berechnung l&#228;uft zwar genauso, n&#228;mlich &#252;ber eine Gruppierung per Level, jedoch m&#252;ssen dann nur die reinen Nodes pro Level ber&#252;cksichtigt werden
+    </p>
+  </body>
+</html>
+</richcontent>
+</node>
+<node CREATED="1708357060445" ID="ID_1779085910" MODIFIED="1708357108807" TEXT="mu&#xdf; dabei aber die Gewichte beachten">
+<richcontent TYPE="NOTE"><html>
+  <head>
+    
+  </head>
+  <body>
+    <p>
+      weil die Gewichte entsprechend proportional auch in die durchschnittliche empirische Concurrency eingehen
+    </p>
+  </body>
+</html>
+</richcontent>
+</node>
+<node CREATED="1708357112590" ID="ID_823184827" MODIFIED="1708357137110" TEXT="Idee: den f&#xfc;r&apos;s Schedule berechneten Level-WeightFactor ins Verh&#xe4;ltnis setzen"/>
+<node CREATED="1708357576600" ID="ID_630915220" MODIFIED="1708357610199" TEXT="die Reduktion im Vergleich zur reinen weightSum wird als effektive Concurrency gedeutet"/>
+</node>
+<node COLOR="#338800" CREATED="1708359933075" ID="ID_559935495" MODIFIED="1708359945343" TEXT="nur die Abweichung von der erwarteten Concurrency in den Form-Faktor">
+<icon BUILTIN="button_ok"/>
+</node>
+</node>
+<node COLOR="#338800" CREATED="1708359949377" ID="ID_3066237" MODIFIED="1708359973277" TEXT="damit kommt ein Stre&#xdf;-Faktor ganz nah an 1 heraus!!">
+<icon BUILTIN="ksmiletris"/>
 </node>
 </node>
 </node>