diff --git a/deepQlearn_0/src/deepQlearning/learn_to_drive.c b/deepQlearn_0/src/deepQlearning/learn_to_drive.c
index 8dd5ff2..9655c36 100644
--- a/deepQlearn_0/src/deepQlearning/learn_to_drive.c
+++ b/deepQlearn_0/src/deepQlearning/learn_to_drive.c
@@ -347,7 +347,7 @@ if(/*(qlStatus->nb_episodes %125 == 0)  &&*/  pprint->printed){
           printf("\n< %5.2f > ( %s  ) \n", car->direction, action_name[qlStatus->action % COUNT_ACTION]);
           //print_weight_in_neurons_TYPE_FLOAT(net_main, "net_main_wei");
           //PRINT_ATTRIBUTE_TENS_IN_ALL_LAYERS(TYPE_FLOAT, net_main, weight_in, "net_main_we_in");
-          PRINT_ATTRIBUTE_TENS_IN_ALL_LAYERS(TYPE_FLOAT, net_main, output, "net_main_out");
+          ///PRINT_ATTRIBUTE_TENS_IN_ALL_LAYERS(TYPE_FLOAT, net_main, output, "net_main_out");
           //PRINT_ATTRIBUTE_TENS_IN_ALL_LAYERS(TYPE_FLOAT, net_target, output, "net_target_out");
           //PRINT_ATTRIBUTE_TENS_IN_ALL_LAYERS(TYPE_FLOAT, net_main, input, "net_main_input");
           printf(" action : %d , factor : %f nb_episodes : %ld \n",qlStatus->action,rlAgent->qlearnParams->exploration_factor, rlAgent->status->nb_episodes);
diff --git a/y_socket_t/src/y_socket_t/y_list_var_tool.c b/y_socket_t/src/y_socket_t/y_list_var_tool.c
index 4db71f2..cebaa83 100644
--- a/y_socket_t/src/y_socket_t/y_list_var_tool.c
+++ b/y_socket_t/src/y_socket_t/y_list_var_tool.c
@@ -166,28 +166,30 @@ struct main_list_y_ptr_STRING * split_str_to_main_list_y_ptr_STRING(char *str_or
 
 void usage_cmdl(){
   printf("usage:\n"
+  "help: to print this menu.\n"
+  "kill: to gracefuly kill local socket server.\n"
   "sendto [addr] { \"cmd\" : \"[command]\" }\n"
-  "addr: ipv4 address or ipv6 address \n"
-  "\tor all to send cmd to all nodes already in the list.\n"
-  "\tor other to send cmd to all nodes excluding local address in the list.\n"
-  "command: \n"
-  "\tupdate kill: to gracefully shutdown socket server.\n"
-  "\tupdate cleanup: to free m_headers lists.\n"
-  "\tupdate standby: to suspend all workers, but can receive all task but in queu tasks.\n"
-  "\tupdate wakeup: to wakeup all workers, and then execute all tasks in queu.\n"
-  "\tpipe: to pipe string after header to destination:\n"
-  "\t\teg: sendto 192.168.1.142 { \"cmd\" : \"pipe\" }sendto 192.168.1.250 { \"cmd\" : \"get file SOME_FILE_LOCAL\" }\n"
-  "\t\tIt is equivalent to type: sendto 192.168.1.250 { \"cmd\" : \"get file SOME_FILE_LOCAL\" }\n\t\tin node 192.168.1.142.\n"
-  "\tupdate remove node [addr]: to remove [addr] in the list.\n"
-  "\tupdate add node [addr]: to add [addr] in the list.\n"
-  "\tget file [filename]: to ask server to send file named [filename].\n"
-  "\t\tfilename can be absolute path or relative working directory path\n"
-  "\t\teg: sendto 192.168.1.142 { \"cmd\" : \"get file FILENAME\" }\n"
-  "\t\twe can specify destination directory eg: sendto 192.168.1.142 { \"cmd\" : \"get file FILENAME\" , \"dst_dir\" : \"DIRECTORY_NEW_OR_ALREADY_EXISTS\" }\n"
-  "\tpost file [filename] : to send file [filename] after header.\n"
-  "\t\tNeed to add \"seq\" and \"tm\" keys to have good handling, the payload is after the header {}\n"
-  "\t\tSee y_socket_send_file_for_node function.\n"
-  "\tpost ok [filenameid]: to acknowledge receipt [filename].\n"
-  "\t\t[filenameid] is to precise witch [filename] (file name from whom and when)\n"
+  "\taddr: server cible address: ipv4 address or ipv6 address \n"
+  "\t\tor all to send cmd to all nodes already in the list.\n"
+  "\t\tor other to send cmd to all nodes excluding local address in the list.\n"
+  "\tcommand: \n"
+  "\t\tupdate kill: to gracefully shutdown socket server.\n"
+  "\t\tupdate cleanup: to free m_headers lists.\n"
+  "\t\tupdate standby: to suspend all workers, but can receive all task but in queu tasks.\n"
+  "\t\tupdate wakeup: to wakeup all workers, and then execute all tasks in queu.\n"
+  "\t\tpipe: to pipe string after header to destination:\n"
+  "\t\t\teg: sendto 192.168.1.142 { \"cmd\" : \"pipe\" }sendto 192.168.1.250 { \"cmd\" : \"get file SOME_FILE_LOCAL\" }\n"
+  "\t\t\tIt is equivalent to type: sendto 192.168.1.250 { \"cmd\" : \"get file SOME_FILE_LOCAL\" }\n\t\tin node 192.168.1.142.\n"
+  "\t\tupdate remove node [addr]: to remove [addr] in the list.\n"
+  "\t\tupdate add node [addr]: to add [addr] in the list.\n"
+  "\t\tget file [filename]: to ask server to send file named [filename].\n"
+  "\t\t\tfilename can be absolute path or relative working directory path\n"
+  "\t\t\teg: sendto 192.168.1.142 { \"cmd\" : \"get file FILENAME\" }\n"
+  "\t\t\twe can specify destination directory eg: sendto 192.168.1.142 { \"cmd\" : \"get file FILENAME\" , \"dst_dir\" : \"DIRECTORY_NEW_OR_ALREADY_EXISTS\" }\n"
+  "\t\tpost file [filename] : to send file [filename] after header.\n"
+  "\t\t\tNeed to add \"seq\" and \"tm\" keys to have good handling, the payload is after the header {}\n"
+  "\t\t\tSee y_socket_send_file_for_node function.\n"
+  "\t\tpost ok [filenameid]: to acknowledge receipt [filename].\n"
+  "\t\t\t[filenameid] is to precise witch [filename] (file name from whom and when)\n"
   );
 }
diff --git a/y_socket_t/src/y_socket_t/y_socket_t.c b/y_socket_t/src/y_socket_t/y_socket_t.c
index 4e87978..777be84 100644
--- a/y_socket_t/src/y_socket_t/y_socket_t.c
+++ b/y_socket_t/src/y_socket_t/y_socket_t.c
@@ -587,7 +587,13 @@ if(buf_len>6){
 
 				}
 			}
-		}
+		}else if(buf_len && strncmp(buf, "help", 4)==0){
+      usage_cmdl();
+    }else if(buf_len && strncmp(buf, "kill", 4)==0){
+      pthread_mutex_lock(argSock->mut_go_on);
+      argSock->go_on = 0;
+      pthread_mutex_unlock(argSock->mut_go_on);
+   }
 
 }
 
diff --git a/y_socket_t/test/is_good.c b/y_socket_t/test/is_good.c
index 865fe29..a3caef1 100644
--- a/y_socket_t/test/is_good.c
+++ b/y_socket_t/test/is_good.c
@@ -190,12 +190,12 @@ TEST(pollThread){
 
   wait_var_set_up_value_not_equal(var, 0);
   EXPECT_EQ(var->set_up,1);
-  
+  /*
   char buf[] = "sendto 192.168.1.250 { \"cmd\" : \"get file __exode.txt\" }";
   size_t len_buf = strlen(buf);
 
   set_cmd_to_socket(buf, len_buf, var);
-  
+  */
 /*  
   struct argdst dstarg={
     .port="1600",