Modify stack sizes + max open files (SD) , add REST handler for heap/(stack) infos (#1751)

* Modify stack sizes+max open files,add rest handler

* Update

code/components/jomjol_controlGPIO/server_GPIO.cpp

@@ -250,7 +250,7 @@ void GpioHandler::init()
 
     if (xHandleTaskGpio == NULL) {
         gpio_queue_handle = xQueueCreate(10,sizeof(GpioResult));
-        BaseType_t  xReturned = xTaskCreate(&gpioHandlerTask, "gpio_int", configMINIMAL_STACK_SIZE * 8, (void *)this, tskIDLE_PRIORITY + 2, &xHandleTaskGpio);
+        BaseType_t  xReturned = xTaskCreate(&gpioHandlerTask, "gpio_int", 3 * 1024, (void *)this, tskIDLE_PRIORITY + 4, &xHandleTaskGpio);
         if(xReturned == pdPASS ) {
             ESP_LOGD(TAG, "xHandletaskGpioHandler started");
         } else {

code/components/jomjol_tfliteclass/server_tflite.cpp

@@ -134,6 +134,45 @@ bool doflow(void)
 }
 
 
+esp_err_t handler_get_heap(httpd_req_t *req)
+{
+    #ifdef DEBUG_DETAIL_ON      
+        LogFile.WriteHeapInfo("handler_get_heap - Start");       
+        ESP_LOGD(TAG, "handler_get_heap uri: %s", req->uri);
+    #endif
+
+    std::string zw = "Heap info:<br>" + getESPHeapInfo();
+
+    #ifdef TASK_ANALYSIS_ON
+        char* pcTaskList = (char*) heap_caps_calloc(1, sizeof(char) * 768, MALLOC_CAP_8BIT | MALLOC_CAP_SPIRAM);
+        if (pcTaskList) {
+            vTaskList(pcTaskList);
+            zw = zw + "<br><br>Task info:<br><pre>Name | State | Prio | Lowest stacksize | Creation order | CPU (-1=NoAffinity)<br>"
+                    + std::string(pcTaskList) + "</pre>";
+            heap_caps_free(pcTaskList);
+        }
+        else {
+            zw = zw + "<br><br>Task info:<br>ERROR - Allocation of TaskList buffer in PSRAM failed";
+        }
+    #endif 
+
+    if (zw.length() > 0) 
+    {
+        httpd_resp_send(req, zw.c_str(), zw.length());
+    }
+    else 
+    {
+        httpd_resp_send(req, NULL, 0);
+    }
+
+    #ifdef DEBUG_DETAIL_ON      
+        LogFile.WriteHeapInfo("handler_get_heap - Done");       
+    #endif
+
+    return ESP_OK;
+}
+
+
 esp_err_t handler_init(httpd_req_t *req)
 {
     #ifdef DEBUG_DETAIL_ON      
@@ -875,15 +914,12 @@ void TFliteDoAutoStart()
 {
     BaseType_t xReturned;
 
-    int _i = configMINIMAL_STACK_SIZE;
-
-    ESP_LOGD(TAG, "task_autodoFlow configMINIMAL_STACK_SIZE: %d", _i);
     ESP_LOGD(TAG, "getESPHeapInfo: %s", getESPHeapInfo().c_str());
 
-    xReturned = xTaskCreate(&task_autodoFlow, "task_autodoFlow", configMINIMAL_STACK_SIZE * 35, NULL, tskIDLE_PRIORITY+1, &xHandletask_autodoFlow);
+    xReturned = xTaskCreatePinnedToCore(&task_autodoFlow, "task_autodoFlow", 16 * 1024, NULL, tskIDLE_PRIORITY+2, &xHandletask_autodoFlow, 0);
+    //xReturned = xTaskCreate(&task_autodoFlow, "task_autodoFlow", 16 * 1024, NULL, tskIDLE_PRIORITY+2, &xHandletask_autodoFlow);
     if( xReturned != pdPASS )
     {
-       //Memory: 64 --> 48 --> 35 --> 25
        ESP_LOGD(TAG, "ERROR task_autodoFlow konnte nicht erzeugt werden!");
     }
     ESP_LOGD(TAG, "getESPHeapInfo: %s", getESPHeapInfo().c_str());
@@ -989,4 +1025,9 @@ void register_server_tflite_uri(httpd_handle_t server)
     camuri.handler   = handler_json;
     camuri.user_ctx  = (void*) "JSON"; 
     httpd_register_uri_handler(server, &camuri);
+
+    camuri.uri       = "/heap";
+    camuri.handler   = handler_get_heap;
+    camuri.user_ctx  = (void*) "Heap"; 
+    httpd_register_uri_handler(server, &camuri);
 }

code/components/jomjol_wlan/connect_wlan.cpp

@@ -354,7 +354,7 @@ void LEDBlinkTask(int _dauer, int _anz, bool _off)
 	BlinkAnzahl = _anz;
 	BlinkOff = _off;
 
-    xTaskCreate(&task_doBlink, "task_doBlink", configMINIMAL_STACK_SIZE * 8, NULL, tskIDLE_PRIORITY+1, NULL);
+    xTaskCreate(&task_doBlink, "task_doBlink", 4 * 1024, NULL, tskIDLE_PRIORITY+1, NULL);
 }
 /////////////////////////////////////////////////////////
 

code/include/defines.h

@@ -6,6 +6,18 @@
 ////          Global definitions         ////
 /////////////////////////////////////////////
 
+    /* Uncomment this to generate task list with stack sizes using the /heap handler
+        PLEASE BE AWARE: The following CONFIG parameters have to to be set in 
+        sdkconfig.defaults before use of this function is possible!!
+
+        CONFIG_FREERTOS_USE_TRACE_FACILITY=1
+        CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS=y
+        CONFIG_FREERTOS_VTASKLIST_INCLUDE_COREID=y
+    */
+    // server_tflite.cpp
+    //#define TASK_ANALYSIS_ON
+    
+
     /* Uncomment this to keep the logfile open for appending.
     * If commented out, the logfile gets opened/closed for each log measage (old behaviour) */
     // ClassLogFile

code/main/main.cpp

@@ -92,7 +92,7 @@ bool Init_NVS_SDCard()
     // formatted in case when mounting fails.
     esp_vfs_fat_sdmmc_mount_config_t mount_config = {
         .format_if_mount_failed = false,
-        .max_files = 7,                         // anstatt 5 (2022-09-21)
+        .max_files = 12,                         // previously -> 2022-09-21: 5, 2023-01-02: 7 
         .allocation_unit_size = 16 * 1024
     };
 

code/main/server_main.cpp

@@ -451,13 +451,13 @@ httpd_handle_t start_webserver(void)
     httpd_handle_t server = NULL;
     httpd_config_t config = { };
 
-    config.task_priority = tskIDLE_PRIORITY+3; //20221211: before: tskIDLE_PRIORITY+1; // 20210924 --> before +5
+    config.task_priority = tskIDLE_PRIORITY+3; // previously -> 2022-12-11: tskIDLE_PRIORITY+1; 2021-09-24: tskIDLE_PRIORITY+5
-    config.stack_size = 32768; //20210921 --> before 32768 // at 32k the programme crashes when taking pictures
+    config.stack_size = 12288; // previously -> 2023-01-02: 32768
-    config.core_id = 0; //20221211 --> force all not flow related tasks to CPU0, before: tskNO_AFFINITY;
+    config.core_id = 1; // previously -> 2023-01-02: 0, 2022-12-11: tskNO_AFFINITY;
     config.server_port = 80;
     config.ctrl_port = 32768;
     config.max_open_sockets = 5; //20210921 --> previously 7   
-    config.max_uri_handlers = 38; // previously 24, 20220511: 35, 20221220: 37             
+    config.max_uri_handlers = 38; // previously 24, 20220511: 35, 20221220: 37, 2023-01-02:38             
     config.max_resp_headers = 8;                        
     config.backlog_conn = 5;                        
     config.lru_purge_enable = true; // this cuts old connections if new ones are needed.               

code/sdkconfig.defaults

@@ -132,3 +132,8 @@ CONFIG_GC2145_SUPPORT=n
 CONFIG_GC032A_SUPPORT=n
 CONFIG_GC0308_SUPPORT=n
 CONFIG_BF3005_SUPPORT=n
+
+#only necessary for task analysis (include/defines -> TASK_ANALYSIS_ON)
+#CONFIG_FREERTOS_USE_TRACE_FACILITY=1
+#CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS=y
+#CONFIG_FREERTOS_VTASKLIST_INCLUDE_COREID=y