.settings.php

<?php

return [
    'utf_mode' => [
        'value' => true,
        'readonly' => true,
    ],
    'cache_flags' => [
        'value' => [
            'config_options' => 3600,
            'site_domain' => 3600,
        ],
        'readonly' => false,
    ],
    'session' => [
        'value' => [
            'mode' => 'default',
            'handlers' => [
                'general' => [
                    'type' => 'memcache',
                    'keyPrefix' => '#01',
                    'port' => 11211,
                    'host' => 'memcached',
                ],
            ],
        ],
    ],
    'cache' => [
        'value' => [
            'type' => 'memcache',
            'sid' => 'master',
            'memcache' => [
                'host' => 'memcached',
                'port' => '11211',
            ],
        ],
        'readonly' => true,
    ],
    'cookies' => [
        'value' => [
            'secure' => false,
            'http_only' => true,
        ],
        'readonly' => false,
    ],
    'exception_handling' => [
        'value' => [
            'debug' => true,
            'handled_errors_types' => 4437,
            'exception_errors_types' => 4437,
            'ignore_silence' => false,
            'assertion_throws_exception' => true,
            'assertion_error_type' => 256,
            'log' => null,
        ],
        'readonly' => false,
    ],
    'connections' => [
        'value' => [
            'default' => [
                'className' => '\\Bitrix\\Main\\DB\\MysqliConnection',
                'host' => 'db',
                'database' => 'bitrix',
                'login' => 'bitrix',
                'password' => '123',
                'options' => 2.0,
            ],
        ],
        'readonly' => true,
    ],
];