diff --git a/.gitignore b/.gitignore
index d30b159..3378431 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,8 @@
 .*.d
 *.coff
 code/bin/coff2noff
+code/test/forkexec
+code/test/forkexec_stress
 code/test/getchar
 code/test/getint
 code/test/getstring
@@ -17,5 +19,8 @@ code/test/putstring
 code/test/shell
 code/test/sort
 code/test/threadcreate
+code/test/userpages0
+code/test/userpages0_stress
+code/test/userpages1_stress
 code/threads/nachos
 code/userprog/nachos
diff --git a/code/Makefile.dep b/code/Makefile.dep
index 1678db3..e42a43b 100644
--- a/code/Makefile.dep
+++ b/code/Makefile.dep
@@ -41,8 +41,8 @@ CFLAGS += -fsanitize=undefined
 LDFLAGS += -fsanitize=undefined
 
 # décommenté TD1 - partie V
-CFLAGS += -fsanitize=address
-LDFLAGS += -fsanitize=address -lpthread
+#CFLAGS += -fsanitize=address
+#LDFLAGS += -fsanitize=address -lpthread
 endif
 
 ifeq ($(NACHOS_SYS),MAC_OS_SYS)
diff --git a/code/machine/machine.h b/code/machine/machine.h
index f58b667..9d6fd32 100644
--- a/code/machine/machine.h
+++ b/code/machine/machine.h
@@ -36,7 +36,7 @@
 					// the disk sector size, for
 					// simplicity
 
-#define NumPhysPages    128		// Increase this as necessary!
+#define NumPhysPages    1024		// Increase this as necessary!
 #define MemorySize 	(NumPhysPages * PageSize)
 #define TLBSize		4		// if there is a TLB, make it small
 
diff --git a/code/test/forkexec.c b/code/test/forkexec.c
index 084606b..ba49f0a 100644
--- a/code/test/forkexec.c
+++ b/code/test/forkexec.c
@@ -3,6 +3,7 @@ main()
 {
     ForkExec("../test/userpages0");
     ForkExec("../test/userpages0");
-    while(1);
+    // while(1);
+    ThreadExit();
 }
 
diff --git a/code/test/forkexec_stress.c b/code/test/forkexec_stress.c
new file mode 100644
index 0000000..7823824
--- /dev/null
+++ b/code/test/forkexec_stress.c
@@ -0,0 +1,18 @@
+#include "syscall.h"
+
+const int process = 12;
+
+main()
+{
+    int i;
+    for (i=0;i<process;i++){
+        int c = i % 2;
+        if ( c==0)
+            ForkExec("../test/userpages0_stress");
+        else
+            ForkExec("../test/userpages1_stress");
+    }
+    ThreadExit();
+    // while(1);
+}
+
diff --git a/code/test/threadcreate.c b/code/test/threadcreate.c
index a11cff0..e9bdfb6 100644
--- a/code/test/threadcreate.c
+++ b/code/test/threadcreate.c
@@ -14,11 +14,11 @@ void f(int c) {
 
 int main(){
     int i;
-    for (i=65; i < 98; i++){
+    for (i=90; i < 98; i++){
         ThreadCreate(f, i);
     }
     // PutString("end of main()\n");
-    ThreadExit();
+    //ThreadExit();
     //return 0;
 }
 #endif
diff --git a/code/test/userpages0.c b/code/test/userpages0.c
index c004642..a2559c5 100644
--- a/code/test/userpages0.c
+++ b/code/test/userpages0.c
@@ -14,7 +14,7 @@ int main () {
     void* f = output;
 
     ThreadCreate(f,"a");
-    ThreadCreate(f,"b");
+    ThreadCreate(f,"a");
     PutString("\nthis is the end of our main() in test program\n");
     ThreadExit();   
 }
diff --git a/code/test/userpages0_stress.c b/code/test/userpages0_stress.c
new file mode 100644
index 0000000..e9b60a3
--- /dev/null
+++ b/code/test/userpages0_stress.c
@@ -0,0 +1,21 @@
+#include "syscall.h"
+const int t = 13;
+
+void output(char* s) {
+	int nb = 10;
+	int i;
+	for(i=0;i<nb;i++)
+		PutString((char*)s);
+    ThreadExit();
+}
+
+int main () {
+
+    void* f = output;
+    int i;
+    for (i=0;i<t;i++){
+        ThreadCreate(f,"b");
+    }
+    PutString("\nthis is the end of our main() in test program\n");
+    ThreadExit();   
+}
diff --git a/code/test/userpages1_stress.c b/code/test/userpages1_stress.c
new file mode 100644
index 0000000..f26dc37
--- /dev/null
+++ b/code/test/userpages1_stress.c
@@ -0,0 +1,21 @@
+#include "syscall.h"
+const int t = 13;
+
+void output(char* s) {
+	int nb = 10;
+	int i;
+	for(i=0;i<nb;i++)
+		PutString((char*)s);
+    ThreadExit();
+}
+
+int main () {
+
+    void* f = output;
+    int i;
+    for (i=0;i<t;i++){
+        ThreadCreate(f,"a");
+    }
+    PutString("\nthis is the end of our main() in test program\n");
+    ThreadExit();   
+}
diff --git a/code/userprog/addrspace.cc b/code/userprog/addrspace.cc
index 17da5ab..09cd5bb 100644
--- a/code/userprog/addrspace.cc
+++ b/code/userprog/addrspace.cc
@@ -171,7 +171,7 @@ AddrSpace::AddrSpace (OpenFile * executable)
     semProcessesCounter->P();
     processes++;
     semProcessesCounter->V();
-    DEBUG('x', "Increase Process counter:%d\n", processes);
+    DEBUG('c', "Increase Process counter:%d\n", processes);
     #endif //CHANGED
 
     AddrSpaceList.Append(this);
@@ -190,11 +190,10 @@ AddrSpace::~AddrSpace ()
   }
   #endif
   
-  DEBUG('s',"Delete Page Table\n");
+  DEBUG('c',"Delete Page Table\n");
   delete [] pageTable;
   pageTable = NULL;
 
-  AddrSpaceList.Remove(this);
   #ifdef CHANGED
   DEBUG('c',"Delete  Semaphores, memorymap\n");
   delete semThreadsCounter;
@@ -204,11 +203,12 @@ AddrSpace::~AddrSpace ()
   processes--;
   semProcessesCounter->V();
   DEBUG('c', "Decrease Process counter:%d\n", processes);
-  #endif
   if ( processes == 0 ){
     DEBUG('c', "No more processes on RAM, call Exit()\n");
     interrupt->Powerdown();
   }
+  #endif
+  AddrSpaceList.Remove(this);
 }
 
 //----------------------------------------------------------------------
diff --git a/code/userprog/userthread.cc b/code/userprog/userthread.cc
index 6f9c99b..2dc3b92 100644
--- a/code/userprog/userthread.cc
+++ b/code/userprog/userthread.cc
@@ -91,7 +91,11 @@ void do_ThreadExit(){
         delete currentThread->space;
         currentThread->space = NULL;
     }
+
+    DEBUG('x', "Thread killed!\n");
     currentThread->Finish();
+
+    DEBUG('x', "Thread killed!\n");
 }
 
 void StartUserProc( void * args ){
diff --git a/rapports/td3/rapport.md b/rapports/td3/rapport.md
index 22f1a64..9a3c5db 100644
--- a/rapports/td3/rapport.md
+++ b/rapports/td3/rapport.md
@@ -15,7 +15,7 @@ linkstyle: bold
 
 ## Mémoire physique
 
-Notre fonction écris directement dans `machine->mainMemory`. Ceci pointer ver un
+Notre fonction écris directement dans `machine->mainMemory`. Il pointe vers un
 tableau de char représentant la mémoire.
 
 ## ReadAtVirtual
@@ -24,6 +24,18 @@ tableau de char représentant la mémoire.
 
 Cette classe gère l'allocation de page mémoire, il n'en faut qu'une seule
 instance de cette classe car nous devons gérer la mémoire que d'un seul endroit.
-DEux instance de cette classe entrainerai des collisions : deux objets
+Dux instance de cette classe entrainerai des collisions : deux objets
 pourraient allouer la même page.
 
+## ForkExec
+
+Nous avons choisis de déclarer les vasiables pour gérer le compteur de processus
+dans `threads/system.{h,cc}` et des les utiliser dans `userprog/addrspace.cc`.
+Un processus, de notre point de vue est avant tout un espace d'adressage, il nous
+parait plus opportun de gérer le nombre des processus avec le contruscteur et le
+destructeur de la classe addrspace.
+
+## stress Test
+
+Nous n'avons pas assez de pages, la mémoire est pleine!
+