diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ded36be91..fce194ccf 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -299,6 +299,10 @@ Linux client_static debian_amd64_strech build:
     - Docker
   image: amd64/debian:9
   script:
+    # Calcul le nombre de cpu désactivé (on ne laisse que 4 au maximum)
+    - disableproc=$(( $(nproc) - 4 ))
+    - if [[ $disableproc -le 0 ]] ; then disableproc=0; fi
+    - optionproc="-j$(nproc --ignore=$disableproc)"
     # Prepare environment
     - DEBIAN_FRONTEND=noninteractive apt-get update
     - DEBIAN_FRONTEND=noninteractive apt-get dist-upgrade -y
@@ -386,13 +390,13 @@ Linux client_static debian_amd64_strech build:
     - cd libvorbis
     - for file in $(cat debian/patches/series); do patch -p1 < debian/patches/$file; done
     - ./configure --enable-static --with-pic
-    - make
+    - make -j
     - make install
     - cd ..
     # Action
     - mkdir -p code/build
     - (cd code/build ; cmake -DWITH_NEL=ON -DWITH_STATIC=ON -DWITH_STATIC_DRIVERS=ON -DWITH_STATIC_EXTERNAL=ON -DWITH_LUA52=ON -DWITH_RYZOM_PATCH=ON -DWITH_RYZOM_CUSTOM_PATCH_SERVER=ON -DWITH_NEL_TESTS=OFF -DWITH_RYZOM_CLIENT=ON -DWITH_DRIVER_OPENGL=ON -DWITH_DRIVER_OPENAL=ON -DWITH_NEL_SAMPLES=ON -DWITH_SOUND=ON -DWITH_STATIC_CURL=ON ..)
-    - (cd code/build; make khanat_client)
+    - (cd code/build; make $optionproc khanat_client)
     - (cd code/build/bin; ls -lh)
   artifacts:
     name: "khanat-client_static-debian_amd64_strech-$CI_COMMIT_REF_NAME"
@@ -409,6 +413,10 @@ Linux client_static_debug debian_amd64_strech build:
     - Docker
   image: amd64/debian:9
   script:
+    # Calcul le nombre de cpu désactivé (on ne laisse que 4 au maximum)
+    - disableproc=$(( $(nproc) - 4 ))
+    - if [[ $disableproc -le 0 ]] ; then disableproc=0; fi
+    - optionproc="-j$(nproc --ignore=$disableproc)"
     # Prepare environment
     - DEBIAN_FRONTEND=noninteractive apt-get update
     - DEBIAN_FRONTEND=noninteractive apt-get dist-upgrade -y
@@ -501,7 +509,7 @@ Linux client_static_debug debian_amd64_strech build:
     # Action
     - mkdir -p code/build
     - (cd code/build ; cmake -DWITH_NEL=ON -DWITH_STATIC=ON -DWITH_STATIC_DRIVERS=ON -DWITH_STATIC_EXTERNAL=ON -DWITH_LUA52=ON -DWITH_RYZOM_PATCH=ON -DWITH_RYZOM_CUSTOM_PATCH_SERVER=ON -DWITH_NEL_TESTS=OFF -DWITH_RYZOM_CLIENT=ON -DWITH_DRIVER_OPENGL=ON -DWITH_DRIVER_OPENAL=ON -DWITH_NEL_SAMPLES=ON -DWITH_SOUND=ON -DWITH_STATIC_CURL=ON -DWITH_SYMBOLS=ON ..)
-    - (cd code/build; make khanat_client)
+    - (cd code/build; make $optionproc khanat_client)
     - (cd code/build/bin; ls -lh)
   artifacts:
     name: "khanat-client_static_debug-debian_amd64_strech-$CI_COMMIT_REF_NAME"
@@ -518,6 +526,10 @@ Linux server_static debian_amd64_strech build:
     - Docker
   image: amd64/debian:9
   script:
+    # Calcul le nombre de cpu désactivé (on ne laisse que 4 au maximum)
+    - disableproc=$(( $(nproc) - 4 ))
+    - if [[ $disableproc -le 0 ]] ; then disableproc=0; fi
+    - optionproc="-j$(nproc --ignore=$disableproc)"
     # Prepare environment
     - DEBIAN_FRONTEND=noninteractive apt-get update
     - DEBIAN_FRONTEND=noninteractive apt-get dist-upgrade -y
@@ -579,7 +591,7 @@ Linux server_static debian_amd64_strech build:
     - (cd code/build ; cmake -DWITH_NEL=ON -DWITH_STATIC=ON -DWITH_STATIC_DRIVERS=ON -DWITH_STATIC_EXTERNAL=ON -DWITH_LUA52=ON -DWITH_RYZOM_PATCH=ON -DWITH_RYZOM_CUSTOM_PATCH_SERVER=ON -DWITH_NEL_TESTS=OFF ..)
     - ls -l code
     - ls -l code/build
-    - (cd code/build; make -j ryzom_admin_service ryzom_ai_service ryzom_backup_service ryzom_dynamic_scenario_service ryzom_entities_game_service ryzom_frontend_service ryzom_general_utilities_service ryzom_gpm_service ryzom_ios_service ryzom_log_analyser_service ryzom_logger_service ryzom_mail_forum_service ryzom_mirror_service ryzom_mission_compiler ryzom_monitor_service ryzom_naming_service ryzom_patchman_service ryzom_pd_support_service ryzom_persistant_data_service ryzom_reference_builder_service ryzom_session_browser_service ryzom_shard_unifier_service ryzom_tick_service ryzom_welcome_service sheets_packer bnp_make make_sheet_id patch_gen)
+    - (cd code/build; make $optionproc ryzom_admin_service ryzom_ai_service ryzom_backup_service ryzom_dynamic_scenario_service ryzom_entities_game_service ryzom_frontend_service ryzom_general_utilities_service ryzom_gpm_service ryzom_ios_service ryzom_log_analyser_service ryzom_logger_service ryzom_mail_forum_service ryzom_mirror_service ryzom_mission_compiler ryzom_monitor_service ryzom_naming_service ryzom_patchman_service ryzom_pd_support_service ryzom_persistant_data_service ryzom_reference_builder_service ryzom_session_browser_service ryzom_shard_unifier_service ryzom_tick_service ryzom_welcome_service sheets_packer bnp_make make_sheet_id patch_gen)
     - (cd code/build/bin; ls -lh)
   artifacts:
     name: "khanat-server_static-debian_amd64_strech-$CI_COMMIT_REF_NAME"
@@ -609,6 +621,10 @@ Linux server_static_debug debian_amd64_strech build:
     - Docker
   image: amd64/debian:9
   script:
+    # Calcul le nombre de cpu désactivé (on ne laisse que 4 au maximum)
+    - disableproc=$(( $(nproc) - 4 ))
+    - if [[ $disableproc -le 0 ]] ; then disableproc=0; fi
+    - optionproc="-j$(nproc --ignore=$disableproc)"
     # Prepare environment
     - DEBIAN_FRONTEND=noninteractive apt-get update
     - DEBIAN_FRONTEND=noninteractive apt-get dist-upgrade -y
@@ -670,7 +686,7 @@ Linux server_static_debug debian_amd64_strech build:
     - (cd code/build ; cmake -DWITH_NEL=ON -DWITH_STATIC=ON -DWITH_STATIC_DRIVERS=ON -DWITH_STATIC_EXTERNAL=ON -DWITH_LUA52=ON -DWITH_RYZOM_PATCH=ON -DWITH_RYZOM_CUSTOM_PATCH_SERVER=ON -DWITH_NEL_TESTS=OFF -DWITH_SYMBOLS=ON ..)
     - ls -l code
     - ls -l code/build
-    - (cd code/build; make -j ryzom_admin_service ryzom_ai_service ryzom_backup_service ryzom_dynamic_scenario_service ryzom_entities_game_service ryzom_frontend_service ryzom_general_utilities_service ryzom_gpm_service ryzom_ios_service ryzom_log_analyser_service ryzom_logger_service ryzom_mail_forum_service ryzom_mirror_service ryzom_mission_compiler ryzom_monitor_service ryzom_naming_service ryzom_patchman_service ryzom_pd_support_service ryzom_persistant_data_service ryzom_reference_builder_service ryzom_session_browser_service ryzom_shard_unifier_service ryzom_tick_service ryzom_welcome_service sheets_packer bnp_make make_sheet_id patch_gen)
+    - (cd code/build; make $optionproc ryzom_admin_service ryzom_ai_service ryzom_backup_service ryzom_dynamic_scenario_service ryzom_entities_game_service ryzom_frontend_service ryzom_general_utilities_service ryzom_gpm_service ryzom_ios_service ryzom_log_analyser_service ryzom_logger_service ryzom_mail_forum_service ryzom_mirror_service ryzom_mission_compiler ryzom_monitor_service ryzom_naming_service ryzom_patchman_service ryzom_pd_support_service ryzom_persistant_data_service ryzom_reference_builder_service ryzom_session_browser_service ryzom_shard_unifier_service ryzom_tick_service ryzom_welcome_service sheets_packer bnp_make make_sheet_id patch_gen)
     - (cd code/build/bin; ls -lh)
   artifacts:
     name: "khanat-server_static_debug-debian_amd64_strech-$CI_COMMIT_REF_NAME"
@@ -700,6 +716,10 @@ Linux client_static debian_i386_strech build:
     - Docker
   image: i386/debian:9
   script:
+    # Calcul le nombre de cpu désactivé (on ne laisse que 4 au maximum)
+    - disableproc=$(( $(nproc) - 4 ))
+    - if [[ $disableproc -le 0 ]] ; then disableproc=0; fi
+    - optionproc="-j$(nproc --ignore=$disableproc)"
     # Prepare environment
     - DEBIAN_FRONTEND=noninteractive apt-get update
     - DEBIAN_FRONTEND=noninteractive apt-get dist-upgrade -y
@@ -760,7 +780,7 @@ Linux client_static debian_i386_strech build:
     # Action
     - mkdir -p code/build
     - (cd code/build ; cmake -DWITH_NEL=ON -DWITH_STATIC=ON -DWITH_STATIC_DRIVERS=ON -DWITH_STATIC_EXTERNAL=ON -DWITH_LUA52=ON -DWITH_RYZOM_PATCH=ON -DWITH_RYZOM_CUSTOM_PATCH_SERVER=ON -DWITH_NEL_TESTS=OFF ..)
-    - (cd code/build; make khanat_client)
+    - (cd code/build; make $optionproc khanat_client)
     - (cd code/build/bin; ls -lh)
   artifacts:
     name: "khanat-client_static-debian_i386_strech-$CI_COMMIT_REF_NAME"
@@ -778,6 +798,10 @@ Linux client_static_debug debian_i386_strech build:
     - Docker
   image: i386/debian:9
   script:
+    # Calcul le nombre de cpu désactivé (on ne laisse que 4 au maximum)
+    - disableproc=$(( $(nproc) - 4 ))
+    - if [[ $disableproc -le 0 ]] ; then disableproc=0; fi
+    - optionproc="-j$(nproc --ignore=$disableproc)"
     # Prepare environment
     - DEBIAN_FRONTEND=noninteractive apt-get update
     - DEBIAN_FRONTEND=noninteractive apt-get dist-upgrade -y
@@ -838,7 +862,7 @@ Linux client_static_debug debian_i386_strech build:
     # Action
     - mkdir -p code/build
     - (cd code/build ; cmake -DWITH_NEL=ON -DWITH_STATIC=ON -DWITH_STATIC_DRIVERS=ON -DWITH_STATIC_EXTERNAL=ON -DWITH_SYMBOLS=ON -DWITH_LUA52=ON -DWITH_RYZOM_PATCH=ON -DWITH_RYZOM_CUSTOM_PATCH_SERVER=ON -DWITH_NEL_TESTS=OFF ..)
-    - (cd code/build; make khanat_client)
+    - (cd code/build; make $optionproc khanat_client)
     - (cd code/build/bin; ls -lh)
   artifacts:
     name: "khanat-client_static_debug-debian_i386_strech-$CI_COMMIT_REF_NAME"