Hosting Glossary
Redis
What Redis actually means, minus the jargon — with the example that makes it obvious.
The short answer
Redis is an in-memory data store used as an object cache — holding query results and computed data at memory speed for reuse.
Below: the fuller explanation, an analogy that makes it stick, why it matters in practice, and where you'll actually meet it.
0
Jargon left unexplained
100+
Linked definitions
Real
Platform examples
Free
To read, obviously
As WordPress's object cache it answers repeated database questions from RAM — accelerating precisely the dynamic pages (carts, accounts, admin) that page caching must skip.
Its wider life spans sessions, queues and counters; on hosting, availability plus a one-click connection (AccelerateWP on our WordPress plans) is what matters.
The analogy version
A brilliant assistant who remembers every answer already looked up — the filing room (database) is consulted once per question, and repetition costs nothing.
Hold onto that picture and most of the documentation you'll ever read about it becomes considerably less mysterious.
Why it matters to a site owner
For stores and memberships, Redis is routinely the largest remaining speed lever after page caching — the difference between a checkout that queries hundreds of times and one that mostly remembers.
That's the test for every technical term, incidentally — not 'do I understand it fully' but 'do I know when it's the answer to my problem'. For this one, now you do.
What it looks like in practice
A WooCommerce category page's dozens of option and meta queries resolve from Redis in microseconds — the database sees a fraction of the traffic, and wp-admin stops treacling.
Ordinary, once seen — which is the point: most hosting concepts are simple machinery wearing intimidating names.
The HostingAlly angle
You'll meet it in the control panel and occasionally in a support conversation — usually already configured the right way. If this term made sense, the natural next reads are Cache, Database, WooCommerce and OPcache.
Daily automatic backups with one-click restores come with every plan.

Why we wrote a hundred definitions
Every confusing term in hosting eventually becomes a support ticket — so we defined the hundred most common ones properly, once, in the plain English we'd use on the phone.
Renewal prices match signup prices, so the year-two invoice is the most boring email you'll get from us.
- 100+ terms, plain English
- Analogies and real examples
- Cross-linked related concepts
- Written by the support desk
Why HostingAlly
What you get with every plan
Honest about what you can skip
Most terms are recognise-level, not operate-level — the glossary says which is which.
Plain English first
Every term defined for site owners, not for other sysadmins — jargon translated, not restated.
Grounded in a real platform
Examples reference the hosting you'd actually use, not abstract diagrams.
Analogies that stick
Each concept gets a picture you'll remember at the moment you actually need it.
The practical stakes named
Not just what it is — when it's the answer to a problem you're having.
Linked, not siloed
Related terms cross-reference, so one lookup becomes a working understanding.
Getting Started
How to get going
- 1
Spot it in your own setup
Open your control panel and find where this concept lives — seeing it attached to your own site is what converts definition into understanding.
- 2
Check the defaults
Confirm how your account has this configured — usually correctly by default here, and now you'll know rather than guess.
- 3
Follow the related terms
Concepts travel in packs — Cache, Database and WooCommerce complete this one's picture, and each is a two-minute read away.
Included
What's covered on our plans
- LiteSpeed server-level caching
- SSH, Git and Composer access on developer-friendly plans
- 24/7 support from real people
- DDoS protection at the network level
- Email accounts on your own domain
- Daily automatic backups with self-service restores
- Free website migration handled by our team
- 99.9% uptime commitment, monitored around the clock
- Per-site PHP version selection
- NVMe SSD storage as standard
FAQ
Your questions, answered
Do blogs need Redis, or just stores?
Cached anonymous blogs barely feel it; anything logged-in-heavy (stores, memberships, busy editorial teams) feels it immediately. Enable it when your dynamic surface grows — it's a toggle here, not a project.
How do I know Redis is actually working?
The object-cache plugin reports connection and hit rates — sustained hits above ~80% mean it's earning. The subjective test is wp-admin's responsiveness, which improves within minutes of enabling.
Where is your company based?
HostingAlly is a trading name of Bohzo Ltd, a company registered in England and Wales — a real, verifiable business with published terms under English law, which is worth checking about any host before you hand them your domain.
What does your 24/7 support actually cover?
Real people at every hour, and a scope that includes the practical questions — email setup, DNS, WordPress issues, restores — not just 'the server is up, ticket closed'. Pre-sales questions are welcome too; ask us something difficult and judge the reply.
Is there a money-back guarantee?
Yes — try the hosting properly and if it doesn't fit, the refund process is a request, not a retention gauntlet. Domain registrations are the one standard carve-out, since registries make those non-refundable the moment they're placed.
Which control panel do you provide?
cPanel — the industry standard, which means every tutorial on the internet matches your screen, your backups restore anywhere cPanel runs, and skills learned here transfer for life. Plesk and DirectAdmin options exist on specific plans for those who prefer them.
Do you include email with hosting?
Yes — mailboxes on your own domain come with every hosting plan, with webmail, IMAP/POP/SMTP access and spam filtering. Standalone email hosting also exists for domains whose websites live elsewhere.
Keep exploring
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Cache
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