diff --git a/cli/src/Command/Job/Run.php b/cli/src/Command/Job/Run.php
index cf52905..c99486f 100644
--- a/cli/src/Command/Job/Run.php
+++ b/cli/src/Command/Job/Run.php
@@ -42,10 +42,7 @@ class Run extends Console\Command\Command
             array_map(function($row) {return [$row];},$jobIds)
         ]]);
         $this->pushOutput('top', ['progress' => $jobCount]);
-        foreach ($jobIds as $jobId) {
-            $this->runJob($jobId);
-        }
-        $result = $this->getResponses();
+        $result = $this->runJobs($jobIds);
         $this->pushOutput('top', ['progress' => 'finish']);
 
         $this->writeOutput($input, $output);
@@ -53,15 +50,34 @@ class Run extends Console\Command\Command
         return $result;
     }
 
-    protected function runJob(int $jobId): void
+    protected function runJobs(array $jobIds): int
+    {
+        $pendingJobs = [];
+        foreach ($jobIds as $jobId) {
+            if (!$this->runJob($jobId)) {
+                $pendingJobs []= $jobId;
+            }
+        }
+        $result = $this->getResponses();
+
+        if (count($pendingJobs) > 0) {
+            if ($this->runJobs($pendingJobs) === self::FAILURE) {
+                $result = self::FAILURE;
+            }
+        }
+        return $result;
+    }
+    protected function runJob(int $jobId): bool
     {
         $uri = "/api/queue/run/{$jobId}";
         $this->pushOutput('bottom', ['message' => "GET {$uri}"]);
 
         try {
             $this->fastcgi->get($uri);
+            return true;
         } catch (FastCGIException $exception) {
             $this->logger->error($exception->getMessage(), ['uri' => $uri, 'exception' =>$exception]);
+            return false;
         }
     }
     protected function getResponses(): int
diff --git a/cli/src/Exception/Client/FastCGI.php b/cli/src/Exception/Client/FastCGI.php
index 8ee3631..b62dbaf 100644
--- a/cli/src/Exception/Client/FastCGI.php
+++ b/cli/src/Exception/Client/FastCGI.php
@@ -7,7 +7,7 @@ use Psr\Http\Client\ClientExceptionInterface;
 
 class FastCGI implements ClientExceptionInterface
 {
-    public function __construct(protected ?Throwable $previous) {}
+    public function __construct(protected ?Throwable $previous = null) {}
 
     public function getMessage(): string
     {
diff --git a/cli/src/Service/FastCGI.php b/cli/src/Service/FastCGI.php
index 8500957..615ffc7 100644
--- a/cli/src/Service/FastCGI.php
+++ b/cli/src/Service/FastCGI.php
@@ -10,6 +10,7 @@ class FastCGI implements LoggerAwareInterface
 {
     public function __construct(protected Login $loginService, protected string $hostname, protected int $port,
                                 protected string $documentRoot,
+                                protected int $maxRequests = 50,
                                 protected int $connectionTimeout = 5000, protected int $readTimeout = 5000)
     {
         $this->client = new FCGI\Client();
@@ -40,6 +41,9 @@ class FastCGI implements LoggerAwareInterface
      */
     public function sendRequest(FCGI\Interfaces\ProvidesRequestData $request): self
     {
+        if (count($this->socketIds) >= $this->maxRequests) {
+            throw new FastCGIException();
+        }
         if (!isset($this->socket)) {
             $this->connect();
         }
@@ -60,13 +64,15 @@ class FastCGI implements LoggerAwareInterface
     {
         $responses = [];
         $repeats = 0;
-        $maxRepeats = count($this->socketIds);
+
+        $maxRepeats = min(count($this->socketIds), $this->maxRequests);
 
         while ($this->client->hasUnhandledResponses()) {
             if ($repeats >= $maxRepeats) {
                 break;
             }
             try {
+                $readySocketIds = $this->client->getSocketIdsHavingResponse();
                 $readyResponses = $this->client->readReadyResponses(3000);
             } catch (FCGI\Exceptions\FastCGIClientException $exception) {
                 $this->logger->error($exception->getMessage());
@@ -77,6 +83,7 @@ class FastCGI implements LoggerAwareInterface
                 $responses []= $response;
                 $repeats ++;
             }
+            $this->socketIds = array_diff($this->socketIds, $readySocketIds);
         }
         if ($this->client->hasUnhandledResponses()) {
             $this->logger->error("Unhandled responses");