Fatal error: Uncaught CredisException: Lost connection to Redis server. in /data/magento2/vendor/colinmollenhour/credis/Client.php:1285
Stack trace:
#0 /data/magento2/vendor/colinmollenhour/credis/Client.php(1034): Credis_Client->read_reply('select')
#1 /data/magento2/vendor/colinmollenhour/credis/Client.php(655): Credis_Client->__call('select', Array)
#2 /data/magento2/vendor/colinmollenhour/cache-backend-redis/Cm/Cache/Backend/Redis.php(415): Credis_Client->select(1)
#3 /data/magento2/vendor/colinmollenhour/cache-backend-redis/Cm/Cache/Backend/Redis.php(250): Cm_Cache_Backend_Redis->_applyClientOptions(Object(Credis_Client))
#4 /data/magento2/vendor/magento/zendframework1/library/Zend/Cache.php(153): Cm_Cache_Backend_Redis->__construct(Array)
#5 /data/magento2/vendor/magento/zendframework1/library/Zend/Cache.php(94): Zend_Cache::_makeBackend('Cm_Cache_Backen...', Array, true, true)
#6 /data/magento2/vendor/magento/framework/App/Cache/Frontend/Factory.php(156): Zend_Cache::factory('Magento\\Framewo...', 'Cm_Cache_Backen. in /data/magento2/vendor/colinmollenhour/credis/Client.php on line 1285