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diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-67.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-67.json
index c0b39f82953fb696efcdbbca9aacadbc54a2b744..5077d2caa8220079d5978dcc56677a66a94cd7b5 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-67.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-67.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-68.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-68.json
index a0bcb69236ea5409a4c135ce282de665adf15854..f5afaebc7741aff4451897979bd89542ffcce4da 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-68.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-68.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-69.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-69.json
index e1018033dac57b8144620f8715992e8c66be615c..cbb18a5c02eff622c1488013b2ac7ecfb29ae20e 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-69.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-69.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-7.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-7.json
index 0528d4ab1376ef73744d1f1b2a08aca11901f914..3c9a217595881e30f5dc74a97a51c6b28eed9bc7 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-7.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-7.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-70.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-70.json
index a6299e49edfaae514bcac8c716380bffde52a3b9..52d45d8e50594b3323833e5f08fb292bd9463615 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-70.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-70.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-71.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-71.json
index c320ff9ffa3d6b70c722dd6688d9081653eebe66..7fada28d2dcec289ca1034a0a355f9afccfacbed 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-71.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-71.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-72.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-72.json
index b0b6ad6e6046e19118118626bced805ddf232a7f..d981a0603b2851e3369f0d852e7d429eba8b0dab 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-72.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-72.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-73.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-73.json
index e0e09ae8dc6ce99c708fd813cbdb9d1f0e4f4bed..36a3a737cad414dd8a118b9f8ccc48062790748c 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-73.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-73.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-74.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-74.json
index 01f66b29d519fae2f9eb5e6431846bee6de5262f..308d52371ded1162e1843ce6e00b5c7fe467665e 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-74.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-74.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-75.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-75.json
index fbd033300cacfe68caca6f68dc1ce3cd4eff5f1e..474a7c096751b13e985e56b61eaa2af1f05f0450 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-75.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-75.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-76.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-76.json
index 575acbe1192f2b410e91177704e997ffbae70d84..aca010acab3bd6475d135b7e9840312e04f5ff89 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-76.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-76.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-77.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-77.json
index 58232eff5de76b697e01feed56187ade9aae4372..8456f6ccb8e009e4b86151b990c85dfdfea95323 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-77.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-77.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-78.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-78.json
index 02963a44be3b846fbeaf34c590e39f4f6c6c5f9b..ea840ee955e58828059e73903b486860b8efc13b 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-78.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-78.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-79.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-79.json
index c1fa9aecba8399755185aaaec4978b2b2ddbc61b..e93f8f1262b4e615d95bcce8332a336f5d476ca8 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-79.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-79.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-8.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-8.json
index 8b37c2ef032fd55c0a1218c23fe089c96bd99027..dbc65f653c9f8f90b4a9bc426a233cd0db07baab 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-8.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-8.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-80.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-80.json
index 61300f3c9a7e46a50ebc752e8203cbff9a255391..0e228581160105ac33a5e1a1f2e249b9b775ab8a 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-80.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-80.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-9.json b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-9.json
index f6f64b8e5a521c07c9a867f1a25d57d60607f7ed..1af5c067ce14f22363bc2d300fab72553c2f4191 100644
--- a/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-9.json
+++ b/data/grid5000/sites/toulouse/clusters/pastel/nodes/pastel-9.json
@@ -48,10 +48,10 @@
     "version": null
   },
   "processor": {
-    "cache_l1": 1048576,
+    "cache_l1": null,
     "cache_l1d": null,
     "cache_l1i": null,
-    "cache_l2": null,
+    "cache_l2": 1048576,
     "clock_speed": 2600000000.0,
     "instruction_set": "",
     "model": "AMD Opteron",
diff --git a/generators/input/lille.rb b/generators/input/lille.rb
index f3ce33d0c68e26a76c9d814ff614e6d5a21c1cce..69da2b97660a38b80b9c2ce228e23780415c3b1d 100644
--- a/generators/input/lille.rb
+++ b/generators/input/lille.rb
@@ -29,10 +29,10 @@ site :lille do
           :clock_speed => 2.2.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil
+          :cache_l2 => 1.MB
         })
         main_memory({
           :ram_size => 4.GB(true), # bytes
@@ -71,10 +71,10 @@ site :lille do
           :clock_speed => 2.6.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil
+          :cache_l2 => 1.MB
         })
         main_memory({
           :ram_size => 4.GB(true), # bytes
@@ -112,10 +112,10 @@ site :lille do
           :clock_speed => 2.6.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil
+          :cache_l2 => 1.MB
         })
         main_memory({
           :ram_size => 4.GB(true), # bytes
@@ -153,10 +153,10 @@ site :lille do
           :clock_speed => 2.83.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 4.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil
+          :cache_l2 => 4.MB
         })
         main_memory({
           :ram_size => 8.GB(true), # bytes
diff --git a/generators/input/orsay.rb b/generators/input/orsay.rb
index eae7531536c063580e3d1cfe95a2fd528bbe8951..5b16a4daa47c29cc52ccb7591f02d6d726bccfca 100644
--- a/generators/input/orsay.rb
+++ b/generators/input/orsay.rb
@@ -29,10 +29,10 @@ site :orsay do
           :clock_speed => 2.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil
+          :cache_l2 => 1.MB
         })
         main_memory({
           :ram_size => 2.GB(true), # bytes
@@ -74,10 +74,10 @@ site :orsay do
           :clock_speed => 2.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil
+          :cache_l2 => 1.MB
         })
         main_memory({
           :ram_size => 2.GB(true), # bytes
diff --git a/generators/input/sophia.rb b/generators/input/sophia.rb
index 89f230640280331f341988175388d856dfe1f0a0..aae217109aef138365ceff7306edec6a9b4bd6bf 100644
--- a/generators/input/sophia.rb
+++ b/generators/input/sophia.rb
@@ -30,10 +30,10 @@ site :sophia do
           :clock_speed => 2.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil          
+          :cache_l2 => 1.MB          
         })
         main_memory({
           :ram_size => 2.GB(true), # bytes
@@ -69,10 +69,10 @@ site :sophia do
           :clock_speed => 2.2.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil          
+          :cache_l2 => 1.MB          
         })
         main_memory({
           :ram_size => 4.GB(true), # bytes
@@ -109,10 +109,10 @@ site :sophia do
           :clock_speed => 2.6.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil          
+          :cache_l2 => 1.MB
         })
         main_memory({
           :ram_size => 4.GB(true), # bytes
diff --git a/generators/input/toulouse.rb b/generators/input/toulouse.rb
index 7eb5b0d4eface7b3a713e373f83b9931e46888ce..89b8e261817711c5227840cb24c5c326c45a5c68 100644
--- a/generators/input/toulouse.rb
+++ b/generators/input/toulouse.rb
@@ -72,10 +72,10 @@ site :toulouse do
           :clock_speed => 2.6.giga,
           :instruction_set => "",
           :other_description => "",
-          :cache_l1 => 1.MB,
+          :cache_l1 => nil,
           :cache_l1i => nil,
           :cache_l1d => nil,
-          :cache_l2 => nil
+          :cache_l2 => 1.MB
         })
         main_memory({
           :ram_size => 8.GB(true), # bytes