Object caching backend using Redis for persistent storage. Implements all methods specified by WordPress Core. Supports multisite.
The plugin supports both the Redis PECL module and the Predis library to connect to Redis.
You must install the Redis server before using this plugin!
- Install and configure Redis. There is a good tutorial here.
- Install the Redis PECL module or place the Predis library in the
wp-contentdirectory. It is a drop-in file, not a plugin, so it belongs in the
wp-contentdirectory, not the
- By default, the script will connect to Redis at 127.0.0.1:6379. See the Connecting to Redis FAQ for further options.
- Connecting to Redis
By default, the plugin uses
6379as the default host and port when creating a new client instance; the default database of
0is also used. Three constants are provided to override these default values.
WP_REDIS_BACKEND_DBto set the necessary, non-default connection values for your Redis instance.
- Prefixing Cache Keys
WP_CACHE_KEY_SALTis provided to add a prefix to all cache keys used by the plugin. If running two single instances of WordPress from the same Redis instance, this constant could be used to avoid overlap in cache keys. Note that special handling is not needed for WordPress Multisite.
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Contributors and Developers
“Redis Object Cache” is open source software. The following people have contributed to this plugin.Contributors
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Interested in development?
Browse the code, check out the SVN repository, or subscribe to the development log by RSS.
- Initial public release.