diff --git a/creation_repo.sh b/creation_repo.sh
index 8fbd66a..5c1c012 100755
--- a/creation_repo.sh
+++ b/creation_repo.sh
@@ -8,9 +8,12 @@ cd performance_testing
 git init
 git branch -m main
 git remote add origin $1
+git fetch origin
+git merge
 dd if=/dev/urandom of=sample0 bs=1M count=1
 git add .
 git commit -m"first 1M sample created"
+
 git push -u origin main
 git tag start
 dd if=/dev/urandom of=sample1 bs=1M count=1
@@ -22,7 +25,7 @@ git checkout secondary
 dd if=/dev/urandom of=sample2 bs=500K count=1
 git add sample2  
 git commit -m"first 500K sample created in branch secondary"
-git push
+git push -u origin secondary
 git checkout main
 dd if=/dev/urandom of=sample3 bs=1M count=1
 git add sample3
diff --git a/performance_tests.sh b/performance_tests.sh
index 95cae5a..b43fb84 100755
--- a/performance_tests.sh
+++ b/performance_tests.sh
@@ -1,3 +1,15 @@
 #!/bin/bash
 .   driglibash-args
-run ./creation_repo.sh $1
\ No newline at end of file
+#prerequisite: creation_repo.sh has been run
+#remove the local copy
+rm -rf performance_testing
+
+section TEST0
+echo "TEST 0 : case of classic cloning."
+git clone $1
+: '
+mem0=$(du ./performance_testing | tail -n1 | tr -cd [:digit:])
+bw0=$(grep -e "Receiving objects:" cloning_text| grep -o "[[:digit:].]* MiB ")
+echo "memory usage in a classic cloning : $mem0"
+echo "bandwidth usage : $bw0"
+'
\ No newline at end of file