ReadMeFeed / Community knowledge

Redis

Real questions. Useful conversations. Find the people who know your stack.

Question1 answer· Selected answer1,740 followingPosted 26 Oct 2021, 23:40 UTC126.4K views739 votes

What needs backing up or preserving in Redis?

Recovery needs to recreate the working service and its required data after a machine or process is lost. Which artifacts and state need protection, and how should the restore be checked?

AI & Data · Editorial Q&A

editorial-qa

operations

redis

AI & Data

Question1 answer· Selected answer2,673 followingPosted 10 Sept 2021, 08:28 UTC12.1K views3,099 votes

owner answered

How should I approach a Redis upgrade?

An upgrade needs a compatibility check, a tested release and a recovery path. Which changes deserve particular attention before the new version reaches production?

AI & Data · Editorial Q&A

redis

Community & Careers

Question1 answer2,294 followingPosted 21 Aug 2021, 14:18 UTC50.6K views4,423 votes

owner answered

CodeIgniter 4 cache invalidation limits without tagging support

CodeIgniter 4 utilizes a driver-based caching system relying on Time-To-Live (TTL) for data expiration. While the framework supports various backends such as Redis, Memcached, and File, it lacks a native mechanism for tag-based invalidation or group cache clearing. When underlying database records are updated, the associated cache entries remain stale until

Community & Careers · Editorial question

Question1 answer· Selected answer1,998 followingPosted 13 Jul 2021, 05:45 UTC71.1K views3,877 votes

owner answered

What should I check first when Redis fails?

A failure needs to be narrowed down before settings are changed or operations retried. Which evidence best separates application errors from environment and dependency problems?

AI & Data · Editorial Q&A

editorial-qa operations

redis