diff --git a/lib/Alchemy/Phrasea/Command/Task/TaskList.php b/lib/Alchemy/Phrasea/Command/Task/TaskList.php
index 56d7b47668..db3939cdf4 100644
--- a/lib/Alchemy/Phrasea/Command/Task/TaskList.php
+++ b/lib/Alchemy/Phrasea/Command/Task/TaskList.php
@@ -28,23 +28,24 @@ class TaskList extends Command
     {
         $output->writeln("<info>Querying the task manager...</info>");
         $errors = 0;
-        $probe = $this->container['task-manager.live-information'];
+        $tasks = $this->container['manipulator.task']->getRepository()->findAll();
+        $infos = $this->container['task-manager.live-information']->getTasks($tasks);
+        $rows = [];
 
-        $rows = array_map(function (Task $task) use ($probe, &$errors) {
-            $info = $probe->getTask($task);
-            $error = $info['actual'] !== $task->getStatus();
-            if ($error) {
+        foreach ($tasks as $task) {
+            $info = isset($infos[$task->getId()]) ? $infos[$task->getId()] : ['actual' => null];
+            if (true === $error = $info['actual'] !== $task->getStatus()) {
                 $errors ++;
             }
 
-            return [
+            $rows[] = [
                 $task->getId(),
                 $task->getName(),
                 $task->getStatus() !== 'started' ? "<comment>".$task->getStatus() . "</comment>" : $task->getStatus(),
                 $error ? "<error>".$info['actual']."</error>" : $info['actual'],
                 $info['process-id'],
             ];
-        }, $this->container['manipulator.task']->getRepository()->findAll());
+        }
 
         $this
             ->getHelperSet()->get('table')
diff --git a/lib/Alchemy/Phrasea/TaskManager/LiveInformation.php b/lib/Alchemy/Phrasea/TaskManager/LiveInformation.php
index 9c5d73827f..9712ce363c 100644
--- a/lib/Alchemy/Phrasea/TaskManager/LiveInformation.php
+++ b/lib/Alchemy/Phrasea/TaskManager/LiveInformation.php
@@ -32,14 +32,7 @@ class LiveInformation
      */
     public function getManager($throwException = false)
     {
-        try {
-            $data = $this->notifier->notify(Notifier::MESSAGE_INFORMATIONS, 2);
-        } catch (RuntimeException $e) {
-            if($throwException) {
-                throw $e;
-            }
-            $data = [];
-        }
+        $data = $this->query($throwException);
 
         return [
             'configuration' => $this->status->getStatus(),
@@ -55,14 +48,33 @@ class LiveInformation
      */
     public function getTask(Task $task, $throwException = false)
     {
-        try {
-            $data = $this->notifier->notify(Notifier::MESSAGE_INFORMATIONS, 2);
-        } catch (RuntimeException $e) {
-            if($throwException) {
-                throw $e;
-            }
-            $data = [];
+        $data = $this->query($throwException);
+
+        return $this->formatTask($task, $data);
+    }
+
+    /**
+     * Returns live informations about some tasks.
+     *
+     * @param Task[] $tasks
+     * @param boolean $throwException
+     *
+     * @return array
+     */
+    public function getTasks($tasks, $throwException = false)
+    {
+        $data = $this->query($throwException);
+
+        $ret = [];
+        foreach ($tasks as $task) {
+            $ret[$task->getId()] = $this->formatTask($task, $data);
         }
+
+        return $ret;
+    }
+
+    private function formatTask(Task $task, $data)
+    {
         $taskData = (isset($data['jobs']) && isset($data['jobs'][$task->getId()])) ? $data['jobs'][$task->getId()] : [];
 
         return [
@@ -71,4 +83,16 @@ class LiveInformation
             'process-id'    => isset($taskData['process-id']) ? $taskData['process-id'] : null,
         ];
     }
+
+    private function query($throwException)
+    {
+        try {
+            return $this->notifier->notify(Notifier::MESSAGE_INFORMATIONS);
+        } catch (RuntimeException $e) {
+            if($throwException) {
+                throw $e;
+            }
+            return [];
+        }
+    }
 }
diff --git a/lib/Alchemy/Phrasea/TaskManager/Notifier.php b/lib/Alchemy/Phrasea/TaskManager/Notifier.php
index 25c9ca43a4..124f5c6f7d 100644
--- a/lib/Alchemy/Phrasea/TaskManager/Notifier.php
+++ b/lib/Alchemy/Phrasea/TaskManager/Notifier.php
@@ -33,40 +33,46 @@ class Notifier
     /** @var LoggerInterface */
     private $logger;
 
+    /** @var integer  */
+    private $timeout = 2;
+
     public function __construct(\ZMQSocket $socket, LoggerInterface $logger)
     {
         $this->socket = $socket;
         $this->logger = $logger;
     }
 
+    public function setTimeout($timeout)
+    {
+        if ($timeout <= 0) {
+            throw new \InvalidArgumentException('Timeout must be a positive value');
+        }
+        $this->timeout = (float) $timeout;
+    }
+
     /**
      * Notifies the task manager given a message constant, see MESSAGE_* constants.
      *
      * @param string $message
-     * @param integer $timeout
      *
      * @return mixed|null The return value of the task manager.
      *
      * @throws RuntimeException in case notification did not occur within the timeout.
      */
-    public function notify($message, $timeout = 1)
+    public function notify($message)
     {
-        if ($timeout <= 0) {
-            throw new \InvalidArgumentException('Timeout must be a positive value');
-        }
-
         try {
             $command = $this->createCommand($message);
             $this->socket->send($command);
 
-            $limit = microtime(true) + $timeout;
+            $limit = microtime(true) + $this->timeout;
 
             while (microtime(true) < $limit && false === $result = $this->socket->recv(\ZMQ::MODE_NOBLOCK)) {
                 usleep(1000);
             }
 
             if (false === $result) {
-                $this->logger->error(sprintf('Unable to notify the task manager with message "%s" within timeout of %d seconds', $message, $timeout));
+                $this->logger->error(sprintf('Unable to notify the task manager with message "%s" within timeout of %d seconds', $message, $this->timeout));
                 throw new RuntimeException('Unable to retrieve information.');
             }
 
@@ -80,7 +86,7 @@ class Notifier
 
             return $data['reply'];
         } catch (\ZMQSocketException $e) {
-            $this->logger->error(sprintf('Unable to notify the task manager with message "%s" within timeout of %d seconds', $message, $timeout), array('exception' => $e));
+            $this->logger->error(sprintf('Unable to notify the task manager with message "%s" within timeout of %d seconds', $message, $this->timeout), array('exception' => $e));
             throw new RuntimeException('Unable to retrieve information.', $e->getCode(), $e);
         }
     }
diff --git a/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerPauseTest.php b/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerPauseTest.php
index ebab942faf..7cef0f79e7 100644
--- a/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerPauseTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerPauseTest.php
@@ -17,6 +17,10 @@ class SchedulerPauseTest extends \PhraseanetTestCase
         $input = $this->getMock('Symfony\Component\Console\Input\InputInterface');
         $output = $this->getMock('Symfony\Component\Console\Output\OutputInterface');
 
+        self::$DI['cli']['monolog'] = self::$DI['cli']->share(function () {
+            return $this->createMonologMock();
+        });
+
         $command = new SchedulerPauseTasks();
         $command->setContainer(self::$DI['cli']);
         $command->execute($input, $output);
diff --git a/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerResumeTest.php b/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerResumeTest.php
index 09d0007600..c745102d03 100644
--- a/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerResumeTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerResumeTest.php
@@ -14,6 +14,10 @@ class SchedulerResumeTest extends \PhraseanetTestCase
         self::$DI['cli']['task-manager.status']->expects($this->once())
             ->method('start');
 
+        self::$DI['cli']['monolog'] = self::$DI['cli']->share(function () {
+            return $this->createMonologMock();
+        });
+
         $input = $this->getMock('Symfony\Component\Console\Input\InputInterface');
         $output = $this->getMock('Symfony\Component\Console\Output\OutputInterface');
 
diff --git a/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerRunTest.php b/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerRunTest.php
index 537f9a0f2d..091e9fbb04 100644
--- a/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerRunTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerRunTest.php
@@ -17,6 +17,10 @@ class SchedulerRunTest extends \PhraseanetTestCase
         self::$DI['cli']['task-manager']->expects($this->once())
             ->method('start');
 
+        self::$DI['cli']['monolog'] = self::$DI['cli']->share(function () {
+            return $this->createMonologMock();
+        });
+
         $input = $this->getMock('Symfony\Component\Console\Input\InputInterface');
         $output = $this->getMock('Symfony\Component\Console\Output\OutputInterface');
 
diff --git a/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerStateTest.php b/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerStateTest.php
index 9facc5de81..5823501cb4 100644
--- a/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerStateTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Command/Task/SchedulerStateTest.php
@@ -11,6 +11,10 @@ class SchedulerStateTest extends \PhraseanetTestCase
         $input = $this->getMock('Symfony\Component\Console\Input\InputInterface');
         $output = $this->getMock('Symfony\Component\Console\Output\OutputInterface');
 
+        self::$DI['cli']['monolog'] = self::$DI['cli']->share(function () {
+            return $this->createMonologMock();
+        });
+
         $command = new SchedulerState();
         $command->setContainer(self::$DI['cli']);
         $command->execute($input, $output);
diff --git a/tests/Alchemy/Tests/Phrasea/Command/Task/TaskListTest.php b/tests/Alchemy/Tests/Phrasea/Command/Task/TaskListTest.php
index eb94a77b37..5317826f3b 100644
--- a/tests/Alchemy/Tests/Phrasea/Command/Task/TaskListTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Command/Task/TaskListTest.php
@@ -14,6 +14,10 @@ class TaskListTest extends \PhraseanetTestCase
             ->method('getFormatter')
             ->will($this->returnValue($this->getMock('Symfony\Component\Console\Formatter\OutputFormatterInterface')));
 
+        self::$DI['cli']['monolog'] = self::$DI['cli']->share(function () {
+            return $this->createMonologMock();
+        });
+
         $command = new TaskList();
         $command->setContainer(self::$DI['cli']);
 
diff --git a/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStartTest.php b/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStartTest.php
index 97d452826e..97d574c375 100644
--- a/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStartTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStartTest.php
@@ -17,6 +17,10 @@ class TaskStartTest extends \PhraseanetTestCase
                 ->with('task_id')
                 ->will($this->returnValue(1));
 
+        self::$DI['cli']['monolog'] = self::$DI['cli']->share(function () {
+            return $this->createMonologMock();
+        });
+
         $command = new TaskStart();
         $command->setContainer(self::$DI['cli']);
         $command->execute($input, $output);
diff --git a/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStateTest.php b/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStateTest.php
index ef64697c0c..e004187299 100644
--- a/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStateTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStateTest.php
@@ -12,6 +12,10 @@ class TaskStateTest extends \PhraseanetTestCase
         $input = $this->getMock('Symfony\Component\Console\Input\InputInterface');
         $output = $this->getMock('Symfony\Component\Console\Output\OutputInterface');
 
+        self::$DI['cli']['monolog'] = self::$DI['cli']->share(function () {
+            return $this->createMonologMock();
+        });
+
         $input->expects($this->any())
                 ->method('getArgument')
                 ->with('task_id')
diff --git a/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStopTest.php b/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStopTest.php
index 748c8a86ed..47dd3f5363 100644
--- a/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStopTest.php
+++ b/tests/Alchemy/Tests/Phrasea/Command/Task/TaskStopTest.php
@@ -17,6 +17,10 @@ class TaskStopTest extends \PhraseanetTestCase
                 ->with('task_id')
                 ->will($this->returnValue(1));
 
+        self::$DI['cli']['monolog'] = self::$DI['cli']->share(function () {
+            return $this->createMonologMock();
+        });
+
         $command = new TaskStop();
         $command->setContainer(self::$DI['cli']);
         $command->execute($input, $output);
diff --git a/tests/classes/PhraseanetTestCase.php b/tests/classes/PhraseanetTestCase.php
index ba7ee9e432..c18ae8029d 100644
--- a/tests/classes/PhraseanetTestCase.php
+++ b/tests/classes/PhraseanetTestCase.php
@@ -14,6 +14,7 @@ use Symfony\Component\DomCrawler\Crawler;
 use Symfony\Component\Routing\RequestContext;
 use Alchemy\Tests\Tools\TranslatorMockTrait;
 use Alchemy\Phrasea\Authentication\ACLProvider;
+use Alchemy\Phrasea\TaskManager\Notifier;
 use Guzzle\Http\Client as Guzzle;
 
 abstract class PhraseanetTestCase extends WebTestCase
@@ -294,6 +295,12 @@ abstract class PhraseanetTestCase extends WebTestCase
             return $generator;
         }));
 
+        $app['task-manager.notifier'] = $app->share($app->extend('task-manager.notifier', function (Notifier $notifier) {
+            $notifier->setTimeout(0.0001);
+
+            return $notifier;
+        }));
+
         $app['translator'] = $this->createTranslatorMock();
 
         $app['phraseanet.SE.subscriber'] = $this->getMock('Symfony\Component\EventDispatcher\EventSubscriberInterface');
@@ -642,4 +649,11 @@ abstract class PhraseanetTestCase extends WebTestCase
     {
         return $this->getMock('Psr\Log\LoggerInterface');
     }
+
+    protected function createMonologMock()
+    {
+        return $this->getMockBuilder('Monolog\Logger')
+            ->disableOriginalConstructor()
+            ->getMock();
+    }
 }