Fatal error: Uncaught RedisException: OOM command not allowed when used memory > 'maxmemory'. in /home/wordpress/doc_root/wp-content/plugins/w3-total-cache/Cache_Redis.php:150 Stack trace: #0 /home/wordpress/doc_root/wp-content/plugins/w3-total-cache/Cache_Redis.php(150): Redis->setex('w3tc_1096282268...', 180, 'a:3:{s:7:"conte...') #1 /home/wordpress/doc_root/wp-content/plugins/w3-total-cache/ObjectCache_WpObjectCache_Regular.php(389): W3TC\Cache_Redis->set('0optionsallopti...', Array, 180, 'options') #2 /home/wordpress/doc_root/wp-content/plugins/w3-total-cache/ObjectCache_WpObjectCache_Regular.php(535): W3TC\ObjectCache_WpObjectCache_Regular->set('alloptions', Array, 'options', 0) #3 /home/wordpress/doc_root/wp-content/plugins/w3-total-cache/ObjectCache_WpObjectCache.php(195): W3TC\ObjectCache_WpObjectCache_Regular->add('alloptions', Array, 'options', 0) #4 /home/wordpress/doc_root/wp-content/object-cache.php(206): W3TC\ObjectCache_WpObjectCache->add('alloptions', Array, 'options', 0) #5 /home/wordpress/doc_root/wp-inc in /home/wordpress/doc_root/wp-content/plugins/w3-total-cache/Cache_Redis.php on line 150