Add jitter to worker MAX_REQUESTS to prevent thundering herd restarts.

All workers starting with the same limit restart simultaneously,
leaving zero workers available during re-bootstrap of 40+ plugins.

Author: dereuromark

webroot/worker.php

@@ -30,7 +30,9 @@
 $server = new Server($app);
 
 // Max requests before worker restarts (prevents memory leaks)
+// Add jitter to prevent all workers restarting simultaneously (thundering herd)
 $maxRequests = (int)($_SERVER['MAX_REQUESTS'] ?? 500);
+$maxRequests = random_int((int)($maxRequests * 0.8), (int)($maxRequests * 1.2));
 
 // Handle requests in a loop
 for ($requestCount = 0; $requestCount < $maxRequests; $requestCount++) {