Reduce volume of logs and improve log reliability.

config/services.php

@@ -286,7 +286,7 @@ return [
         $logger = new Monolog\Logger($environment->getAppName());
         $loggingLevel = $environment->getLogLevel();
 
-        if ($environment->isDocker() || $environment->isCli()) {
+        if ($environment->isCli() || $environment->isDocker()) {
             $log_stderr = new Monolog\Handler\StreamHandler('php://stderr', $loggingLevel, true);
             $logger->pushHandler($log_stderr);
         }
@@ -365,15 +365,18 @@ return [
 
     Symfony\Component\Messenger\MessageBus::class => static function (
         App\MessageQueue\QueueManager $queueManager,
-        \App\Lock\LockFactory $lockFactory,
+        App\Lock\LockFactory $lockFactory,
         Monolog\Logger $logger,
         ContainerInterface $di,
         App\Plugins $plugins,
         Environment $environment
     ) {
+        $loggingLevel = $environment->getLogLevel();
+        $busLogger = new Psr\Log\NullLogger();
+
         // Configure message sending middleware
         $sendMessageMiddleware = new Symfony\Component\Messenger\Middleware\SendMessageMiddleware($queueManager);
-        $sendMessageMiddleware->setLogger($logger);
+        $sendMessageMiddleware->setLogger($busLogger);
 
         // Configure message handling middleware
         $handlers = [];
@@ -395,7 +398,7 @@ return [
             $handlersLocator,
             true
         );
-        $handleMessageMiddleware->setLogger($logger);
+        $handleMessageMiddleware->setLogger($busLogger);
 
         // Add unique protection middleware
         $uniqueMiddleware = new App\MessageQueue\HandleUniqueMiddleware($lockFactory);

src/Console/Command/MessageQueue/ProcessCommand.php

@@ -12,6 +12,8 @@ use App\MessageQueue\QueueManagerInterface;
 use App\MessageQueue\ResetArrayCacheMiddleware;
 use Azura\SlimCallableEventDispatcher\CallableEventDispatcherInterface;
 use Psr\Log\LoggerInterface;
+use Psr\Log\LogLevel;
+use Psr\Log\NullLogger;
 use Symfony\Component\Console\Attribute\AsCommand;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
@@ -74,17 +76,21 @@ class ProcessCommand extends CommandAbstract
                 : 30;
         }
 
-        $this->eventDispatcher->addSubscriber(new StopWorkerOnTimeLimitListener($runtime, $this->logger));
+        $busLogger = (LogLevel::DEBUG === $this->environment->getLogLevel())
+            ? $this->logger
+            : new NullLogger();
+
+        $this->eventDispatcher->addSubscriber(new StopWorkerOnTimeLimitListener($runtime, $busLogger));
 
         try {
-            $worker = new Worker($receivers, $this->messageBus, $this->eventDispatcher, $this->logger);
+            $worker = new Worker($receivers, $this->messageBus, $this->eventDispatcher, $busLogger);
             $worker->run();
         } catch (Throwable $e) {
             $this->logger->error(
                 sprintf('Message queue error: %s', $e->getMessage()),
                 [
                     'workerName' => $workerName,
-                    'exception'  => $e,
+                    'exception' => $e,
                 ]
             );
             return 1;

util/docker/web/php/www.conf.tmpl

@@ -1,6 +1,5 @@
 [global]
-
-error_log = syslog
+error_log = /dev/stderr
 daemonize = no
 
 [www]
@@ -22,7 +21,6 @@ pm.status_path = /status
 pm.process_idle_timeout = 60s
 
 chdir = /
-
 clear_env=No
 catch_workers_output = yes
 decorate_workers_output = no