Fatal error: Uncaught RedisException: OOM command not allowed when used memory > 'maxmemory'. in /opt/app-root/src/wp-content/plugins/w3-total-cache/Cache_Redis.php:68 Stack trace: #0 /opt/app-root/src/wp-content/plugins/w3-total-cache/Cache_Redis.php(68): Redis->setex('w3tc_708535067_...', 1800, 'a:2:{s:7:"conte...') #1 /opt/app-root/src/wp-content/plugins/w3-total-cache/ObjectCache_WpObjectCache_Regular.php(282): W3TC\Cache_Redis->set('0defaultyoast_t...', Array, 1800) #2 /opt/app-root/src/wp-content/plugins/w3-total-cache/ObjectCache_WpObjectCache.php(50): W3TC\ObjectCache_WpObjectCache_Regular->set('yoast_titles_ri...', Array, 'default', 0) #3 /opt/app-root/src/wp-content/object-cache.php(67): W3TC\ObjectCache_WpObjectCache->set('yoast_titles_ri...', Array, 'default', 0) #4 /opt/app-root/src/wp-content/plugins/wordpress-seo-premium/inc/options/class-wpseo-option-titles.php(281): wp_cache_set('yoast_titles_ri...', Array) #5 /opt/app-root/src/wp-includes/class-wp-hook.php(286): WPSEO_Option_Titles->enrich_defaults('') # in /opt/app-root/src/wp-content/plugins/w3-total-cache/Cache_Redis.php on line 68