Fatal error: Uncaught Predis\Response\ServerException: OOM command not allowed when used memory > 'maxmemory'. in /app/ezplatform/vendor/predis/predis/src/Client.php:370 Stack trace: #0 /app/ezplatform/vendor/predis/predis/src/Client.php(335): Predis\Client->onErrorResponse(Object(Predis\Command\StringSet), Object(Predis\Response\Error)) #1 /app/ezplatform/vendor/predis/predis/src/Client.php(314): Predis\Client->executeCommand(Object(Predis\Command\StringSet)) #2 /app/ezplatform/vendor/snc/redis-bundle/Session/Storage/Handler/RedisSessionHandler.php(138): Predis\Client->__call('set', Array) #3 /app/ezplatform/vendor/snc/redis-bundle/Session/Storage/Handler/RedisSessionHandler.php(146): Snc\RedisBundle\Session\Storage\Handler\RedisSessionHandler->Snc\RedisBundle\Session\Storage\Handler\{closure}(Object(Predis\Client), 'session49bfb696...', '67e4ed7e9c6d3', 300001) #4 /app/ezplatform/vendor/snc/redis-bundle/Session/Storage/Handler/RedisSessionHandler.php(204): Snc\RedisBundle\Session\Storage\Handler\RedisSessionHandler->loc in /app/ezplatform/vendor/predis/predis/src/Client.php on line 370