Splits WordPress’ alloptions cache into separate cache keys to mitigate cache pollution caused by race conditions.
Tag Archives: object caching
WP Redis v0.6.0: new WP-CLI commands, precise hash groups
Install, activate and enable with `wp plugin install –activate wp-redis && wp redis enable`
Introducing WP LCache v0.1.0
A new persistent object cache drop-in for WordPress that I’ve been working on with the folks at Pantheon.
“Use spinlocks before flocks”
I have no idea what this means.
“Like a fine wine with steak…”
“Like a fine wine with steak, persistent object caches are best paired with complex data generation.” I’d have to say that 8-bit avatar is pretty awesome. From Pantheon’s “Level Up: 5 Expert Tips for Optimizing WordPress Performance“
WP Redis v0.5.0: Performance boost!
WP Redis v0.5.0: Performance boost! Removes redundant exists call from wp_cache_get(), which easily halves the number of Redis calls.
A persistent object cache is not a panacea
It’s important to note that a persistent object cache isn’t a panacea – a page load with 2,000 Redis calls can be 2 full seconds of object cache transactions. Make sure you use the object cache wisely: keep to a sensible number of keys, don’t store a huge amount of data on each key, and […]
Persistent object caches are like a fine wine paired with steak
A quote I put together for an upcoming Pantheon whitepaper on scaling WordPress. Used appropriately, a persistent object cache like Redis or Memcached can be an incredibly helpful tool for scaling your WordPress site. Say, for instance, you have an unavoidable query which takes an entire second to run. Or, you need to make an […]
WP Redis v0.3.0: Cache Groups
WP Redis v0.3.0: Cache Groups. Use define( ‘WP_REDIS_USE_CACHE_GROUPS’, true ); and wp_cache_delete_group( $group ); to easily purge all keys of a cache group.