Lost connection to Redis server.

#0 /var/www/sites/lamy.ca/httpdocs/lib/Credis/Client.php(825): Credis_Client->read_reply('hget')
#1 /var/www/sites/lamy.ca/httpdocs/app/code/community/Cm/Cache/Backend/Redis.php(348): Credis_Client->__call('hget', Array)
#2 /var/www/sites/lamy.ca/httpdocs/lib/Zend/Cache/Core.php(390): Cm_Cache_Backend_Redis->save('a:3:{i:0;s:1662...', 'a2a_4AFA9DC6F71...', Array, 86400)
#3 /var/www/sites/lamy.ca/httpdocs/lib/Varien/Cache/Core.php(145): Zend_Cache_Core->save('a:3:{i:0;s:1662...', 'a2a_4AFA9DC6F71...', Array, 86400, 8)
#4 /var/www/sites/lamy.ca/httpdocs/app/code/community/Lesti/Fpc/Model/Fpc.php(110): Varien_Cache_Core->save('a:3:{i:0;s:1662...', '4AFA9DC6F71DD87...', Array, 86400)
#5 /var/www/sites/lamy.ca/httpdocs/app/code/community/Lesti/Fpc/Model/Observer.php(139): Lesti_Fpc_Model_Fpc->save(Object(Lesti_Fpc_Model_Fpc_CacheItem), '4afa9dc6f71dd87...', Array)
#6 /var/www/sites/lamy.ca/httpdocs/app/code/core/Mage/Core/Model/App.php(1374): Lesti_Fpc_Model_Observer->httpResponseSendBefore(Object(Varien_Event_Observer))
#7 /var/www/sites/lamy.ca/httpdocs/app/code/core/Mage/Core/Model/App.php(1353): Mage_Core_Model_App->_callObserverMethod(Object(Lesti_Fpc_Model_Observer), 'httpResponseSen...', Object(Varien_Event_Observer))
#8 /var/www/sites/lamy.ca/httpdocs/app/Mage.php(448): Mage_Core_Model_App->dispatchEvent('http_response_s...', Array)
#9 /var/www/sites/lamy.ca/httpdocs/app/code/core/Mage/Core/Controller/Response/Http.php(83): Mage::dispatchEvent('http_response_s...', Array)
#10 /var/www/sites/lamy.ca/httpdocs/app/code/core/Mage/Core/Controller/Varien/Front.php(184): Mage_Core_Controller_Response_Http->sendResponse()
#11 /var/www/sites/lamy.ca/httpdocs/app/code/core/Mage/Core/Model/App.php(381): Mage_Core_Controller_Varien_Front->dispatch()
#12 /var/www/sites/lamy.ca/httpdocs/app/Mage.php(683): Mage_Core_Model_App->run(Array)
#13 /var/www/sites/lamy.ca/httpdocs/index.php(104): Mage::run('', 'store')
#14 {main}