CredisException: Connection to Redis redis_rugexpo:6379 failed after 2 failures.Last Error : (1) php_network_getaddresses: getaddrinfo failed: Name or service not known in /var/www/html/vendor/colinmollenhour/credis/Client.php:475
Stack trace:
#0 /var/www/html/vendor/colinmollenhour/credis/Client.php(471): Credis_Client->connect()
#1 /var/www/html/vendor/colinmollenhour/credis/Client.php(784): Credis_Client->connect()
#2 /var/www/html/vendor/colinmollenhour/cache-backend-redis/Cm/Cache/Backend/Redis.php(461): Credis_Client->__call('hGet', Array)
#3 /var/www/html/vendor/magento/zendframework1/library/Zend/Cache/Core.php(306): Cm_Cache_Backend_Redis->load('0a2_GLOBAL_PLUG...', false)
#4 /var/www/html/vendor/magento/framework/Cache/Frontend/Adapter/Zend.php(55): Zend_Cache_Core->load('0a2_GLOBAL_PLUG...')
#5 /var/www/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\Cache\Frontend\Adapter\Zend->load('global|plugin-l...')
#6 /var/www/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\Cache\Frontend\Decorator\Bare->load('global|plugin-l...')
#7 /var/www/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\Cache\Frontend\Decorator\Bare->load('global|plugin-l...')
#8 /var/www/html/vendor/magento/framework/App/Cache/Type/AccessProxy.php(74): Magento\Framework\Cache\Frontend\Decorator\Bare->load('global|plugin-l...')
#9 /var/www/html/vendor/magento/framework/Cache/Frontend/Decorator/Bare.php(65): Magento\Framework\App\Cache\Type\AccessProxy->load('global|plugin-l...')
#10 /var/www/html/vendor/magento/framework/Interception/PluginList/PluginList.php(288): Magento\Framework\Cache\Frontend\Decorator\Bare->load('global|plugin-l...')
#11 /var/www/html/vendor/magento/framework/Interception/PluginList/PluginList.php(266): Magento\Framework\Interception\PluginList\PluginList->_loadScopedData()
#12 /var/www/html/generated/code/Magento/Framework/App/Http/Interceptor.php(22): Magento\Framework\Interception\PluginList\PluginList->getNext('Magento\\Framewo...', 'catchException')
#13 /var/www/html/vendor/magento/framework/App/Bootstrap.php(267): Magento\Framework\App\Http\Interceptor->catchException(Object(Magento\Framework\App\Bootstrap), Object(CredisException))
#14 /var/www/html/pub/index.php(40): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http\Interceptor))
#15 {main}