He escrito un comando de Symfony para importar algunos datos de una API. Funciona, pero el problema es que mi uso de memoria PHP aumenta cuando inserto un JSON grande en mi base de datos. Y mi unitOfWork aumenta en '2' después de cada importación de actividad.
que tienen ya no se ha establecido todos mis objetos usados, y he leído la documentación de Symfony2 cuando se quiere hacer masiva de lote: http://www.doctrine-project.org/blog/doctrine2-batch-processing.html
Pero cuando se utiliza $em->clear()
mi gestor de la entidad da este error:
Notice: Undefined index: 000000007b56ea7100000000e366c259 in path-to-application\vendor\doctrine\lib\Doctrine\ORM\UnitOfWork.php line 2228
Aquí está mi código completo:
/**
* @see Command
*/
protected function configure() {
$this
->setName('ks:user:runkeepersync')
->setDescription('Synchroniser les activités d\'un utilisateur runkeeper')
->setDefinition(array(
new InputArgument('access_token', InputArgument::REQUIRED, 'Access token'),
))
}
/**
* @see Command
*/
protected function execute(InputInterface $input, OutputInterface $output) {
$accessToken = $input->getArgument('access_token');
$em = $this->getContainer()->get('doctrine')->getEntityManager();
$UserHasServices = $em->getRepository('KsUserBundle:UserHasServices')->findOneByToken($accessToken);
if (!is_object($UserHasServices)) {
echo "Impossible de trouver l'utilisateur qui possède le jeton ".$accessToken."";
}
$user = $UserHasServices->getUser();
$service = $UserHasServices->getService();
echo "avant de requérir l'api : ".memory_get_usage()."\n";
try {
$rkApi = $this->getContainer()->get('ks_user.runkeeper');
$rkApi->setAccessToken($accessToken);
$activities = $rkApi->getFitnessActivities(0,25);
$nbParPages = 25;
$nomberActivitites = $activities->size;
$aActivities = $activities->items;
$nbPages = floor ($nomberActivitites/$nbParPages);
$aEndurance = array("Running", "Cycling", "Mountain Biking", "Walking", "Hiking", "Downhill Skiing", "Cross-Country Skiing", "Snowboarding", "Skating","Wheelchair", "Rowing", "Elliptical", "Other");
$aEnduranceUnderWater = array("Swimming");
$enduranceOnEarthType = $em->getRepository('KsActivityBundle:SportType')->findOneByLabel("endurance");
if (!is_object($enduranceOnEarthType)) {
echo "Impossible de trouver le type de sport d'endurance";
}
$enduranceUnderWaterType = $em->getRepository('KsActivityBundle:SportType')->findOneByLabel("endurance_under_water");
if (!is_object($enduranceUnderWaterType)) {
echo "Impossible de trouver le type de sport d'endurance sous l'eau ";
}
echo "Après avoir récupéré 25 activités : ".memory_get_usage()."\n";
$a = 0;
for($i=0;$i<=$nbPages;$i++){
if($i!=0){
$activities = $rkApi->getFitnessActivities($i,25);
$aActivities = $activities->items;
}
foreach ($aActivities as $activity) {
$a = $a+1;
$codeSport = $this->formatNameSport($activity->type);
$sport = $em->getRepository('KsActivityBundle:Sport')->findOneByCodeSport($codeSport);
if (!is_object($sport)) {
$sport = new \Ks\ActivityBundle\Entity\Sport();
$sport->setLabel($codeSport);
$sport->setCodeSport($codeSport);
$sport->setSportType($enduranceOnEarthType);
$em->persist($sport);
$em->flush();
}
$activityDetail = json_decode($rkApi->requestJSONHealthGraph($activity->uri));
if(in_array($activity->type, $aEndurance)){
$urlActivitieDetail = $activityDetail->activity;
$ActivitySessionEnduranceOnEarth = new \Ks\ActivityBundle\Entity\ActivitySessionEnduranceOnEarth($user);
isset($activity->total_distance)? $ActivitySessionEnduranceOnEarth->setDistance($activity->total_distance) : "";
isset($activity->duration)? $ActivitySessionEnduranceOnEarth->setDuration($this->secondesToTimeDuration($activity->duration)) : "";
isset($activity->start_time)? $ActivitySessionEnduranceOnEarth->setIssuedAt(new \DateTime($activity->start_time)) : "";
$ActivitySessionEnduranceOnEarth->setModifiedAt(new \DateTime('Now'));
$ActivitySessionEnduranceOnEarth->setSport($sport);
isset($activityDetail->total_calories)? $ActivitySessionEnduranceOnEarth->setCalories($activityDetail->total_calories) : "";
isset($activityDetail->climb)? $ActivitySessionEnduranceOnEarth->setElevationGain($activityDetail->climb) : "";
$maxElevation = 0;
$minElevation = 10000;
if(isset($activityDetail->path)){
foreach($activityDetail->path as $gpsPoint){
if($gpsPoint->altitude > $maxElevation){
$maxElevation = $gpsPoint->altitude;
}
if($gpsPoint->altitude < $minElevation){
$minElevation = $gpsPoint->altitude;
}
}
$ActivitySessionEnduranceOnEarth->setElevationMin($minElevation);
$ActivitySessionEnduranceOnEarth->setElevationMax($maxElevation);
}
$em->persist($ActivitySessionEnduranceOnEarth);
$em->flush();
//Pour chaque activité on a un identifiant relatif au service qu'on synchronise
$ActivityComeFromService = new \Ks\ActivityBundle\Entity\ActivityComeFromService();
$ActivityComeFromService->setActivity($ActivitySessionEnduranceOnEarth);
$ActivityComeFromService->setService($service);
$ActivityComeFromService->setIdWebsiteActivityService($activity->uri);
$ActivityComeFromService->setSourceDetailsActivity($rkApi->requestJSONHealthGraph($activity->uri));
$ActivityComeFromService->setTypeSource("JSON");
$em->persist($ActivityComeFromService);
$em->flush();
echo "Import de l'activite num ".$a." type :".$activity->type." effectue avec success \n";
unset($ActivitySessionEnduranceOnEarth);
unset($ActivityComeFromService);
echo "UnitOFWOrk -> ".$em->getUnitOfWork()->size()."\n";
}
if(in_array($activity->type, $aEnduranceUnderWater)){
$ActivitySessionEnduranceUnderWater = new \Ks\ActivityBundle\Entity\ActivitySessionEnduranceUnderWater($user);
isset($activity->total_distance)? $ActivitySessionEnduranceUnderWater->setDistance($activity->total_distance) : "";
isset($activity->duration)? $ActivitySessionEnduranceUnderWater->setDuration($this->secondesToTimeDuration($activity->duration)) : "";
isset($activity->start_time) && !empty($activity->start_time)? $ActivitySessionEnduranceUnderWater->setIssuedAt(new \DateTime($activity->start_time)) : "";
$ActivitySessionEnduranceUnderWater->setModifiedAt(new \DateTime('Now'));
$ActivitySessionEnduranceUnderWater->setSport($sport);
isset($activityDetail->total_calories)? $ActivitySessionEnduranceUnderWater->setCalories($activityDetail->total_calories) : "";
isset($activityDetail->notes)? $ActivitySessionEnduranceUnderWater->setDescription($activityDetail->notes) : "";
$em->persist($ActivitySessionEnduranceUnderWater);
$em->flush();
$ActivityComeFromService = new \Ks\ActivityBundle\Entity\ActivityComeFromService();
$ActivityComeFromService->setActivity($ActivitySessionEnduranceUnderWater);
$ActivityComeFromService->setService($service);
$ActivityComeFromService->setIdWebsiteActivityService($activity->uri);
$ActivityComeFromService->setSourceDetailsActivity($rkApi->requestJSONHealthGraph($activity->uri));
$ActivityComeFromService->setTypeSource("JSON");
$em->persist($ActivityComeFromService);
$em->flush();
echo "Import de l'activité num ".$a." type :".$activity->type." effectué avec succès\n";
unset($ActivitySessionEnduranceUnderWater);
unset($ActivityComeFromService);
}
echo "Après chaque activité : ".memory_get_usage()."\n";
unset($sport);
unset($activityDetail);
$em->clear();
}
}
} catch (\Exception $e) {
throw $e;
}
}
Gracias, @AdrienBrault. He probado con --env=prod --no-debug
, y es cierto que consume menos memoria, pero la memoria aún aumenta. ¿Cómo puedo realmente borrar el administrador de la entidad? y estabilizar la memoria?
El primer paso para disminuir el uso de memoria de comandos es para ejecutarlos en el entorno de producción y con la depuración deshabilitado: 'comando php app/consola --env = prod --no-debug' – AdrienBrault
Gracias , @AdrienBrault He probado con --env = prod --no-debug, y es cierto que consume menos memoria, pero la memoria aún aumenta ... ¿Cómo puedo hacer para borrar realmente el administrador de entidades? y estabilizar la memoria? – psylo66
@Hosh, ¿por qué no agregar un comentario en la respuesta que no te gusta, explicando por qué no es una buena solución? Pueden estar dispuestos a ofrecer más ayuda o consejo. – halfer