Lost connection to Redis server.

#0 /var/www/webroot/ROOT/lib/Credis/Client.php(825): Credis_Client->read_reply('hget')
#1 /var/www/webroot/ROOT/lib/Cm/Cache/Backend/Redis.php(198): Credis_Client->__call('hget', Array)
#2 /var/www/webroot/ROOT/lib/Zend/Cache/Core.php(306): Cm_Cache_Backend_Redis->load('e34_CONFIG_GLOB...', false)
#3 /var/www/webroot/ROOT/lib/Varien/Cache/Core.php(158): Zend_Cache_Core->load('e34_CONFIG_GLOB...', false, false)
#4 /var/www/webroot/ROOT/app/code/core/Mage/Core/Model/Cache.php(379): Varien_Cache_Core->load('CONFIG_GLOBAL')
#5 /var/www/webroot/ROOT/app/code/core/Mage/Core/Model/App.php(1153): Mage_Core_Model_Cache->load('config_global')
#6 /var/www/webroot/ROOT/app/code/core/Mage/Core/Model/Config.php(538): Mage_Core_Model_App->loadCache('config_global')
#7 /var/www/webroot/ROOT/lib/Varien/Simplexml/Config.php(382): Mage_Core_Model_Config->_loadCache('config_global')
#8 /var/www/webroot/ROOT/app/code/core/Mage/Core/Model/Config.php(299): Varien_Simplexml_Config->loadCache()
#9 /var/www/webroot/ROOT/app/code/core/Mage/Core/Model/App.php(424): Mage_Core_Model_Config->loadModulesCache()
#10 /var/www/webroot/ROOT/app/code/core/Mage/Core/Model/App.php(354): Mage_Core_Model_App->_initModules()
#11 /var/www/webroot/ROOT/app/Mage.php(683): Mage_Core_Model_App->run(Array)
#12 /var/www/webroot/ROOT/index.php(96): Mage::run('', 'store')
#13 {main}