Cloud over Capacity : Rethinking Storage with AWS

In todays data driven world, storage demands are growing faster than ever, and lets face it your storage arrays are working overtime. If your storage arrays were people they would be grumbling about their knees and asking when they can retire. They have been of great service bless ‘em, but they are taking up space, guzzling electricity and throwing a teenage style tantrum every time you dare to ask them for some more storage.

To add to this your data is multiplying like pigeons in Trafalgar Square. Backups, logs, analytics and yes that one department that insists on keeping every file since the Big Bang “Just in case”… its all piling up. And what do you get out of this deal… yes you guessed it, another quote for a storage array that costs more than a 2 up 2 down in Barnsley.

What if there was another way, an alternative… AWS Cloud storage scales like a dream, doesn’t need a patch every other Tuesday and is fully co-operative with requests.

In this blog, we’ll explore how AWS Storage services can help you in the fight against your ever expanding storage requirements, when it makes sense to go all in on the cloud, and when a hybrid approach might be the smarter move.

So you have decided that AWS storage services might be the answer to helping you alleviate some of your on prem storage issues, but before we start flinging data into the cloud like confetti at a wedding, lets take a look at what AWS has to offer in this space.

Think of S3 as the cloud’s answer to a blackhole. You can chuck in as much data as you like backups, logs, even cat videos, and it’ll just keeps going (unlike a blackhole you can retrieve your data). It’s object storage, which means it’s great for unstructured data, and it comes with enough redundancy to survive a zombie apocalypse.

Use it for: backups, data lakes, static websites, and anything you don’t want to lose in a fire.

EBS is your virtual hard drive for EC2 instances. It’s fast, reliable, and doesn’t require you to physically swap out disks while lying on the data centre floor wondering where your life went wrong.

Use it for: databases, boot volumes, and workloads that need low-latency block storage.

EFS is like a shared network drive, but without the “who deleted the Q4 folder?” drama. It’s a fully managed NFS file system that scales automatically and plays nicely with Linux-based workloads.

Use it for: shared file storage across multiple EC2 instances, lift-and-shift apps, and anything that used to live on your old NAS box.

FSx is AWS’s way of saying, “We see you, Windows” It gives you fully managed Windows file shares (with SMB support), or high-performance Lustre file systems if you’re doing something fancy like HPC or media rendering.

Use it for: Windows-based apps, home directories, and workloads that need AD integration without the faff.

This one’s for the hybrid crowd. Storage Gateway acts like a polite translator between your on-prem kit and AWS, letting you back up to the cloud or tier cold data off your local file servers-without scaring the legacy apps.

Use it for: backup and archive, hybrid file shares, and pretending your tape library never existed.

AWS has more storage flavours than the crisp aisle at Tesco, and picking the right one depends on what you’re storing, how fast you need it, and how allergic you are to surprise bills. Next lets delve into some use cases.

Your server room’s full, the storage arrays are wheezing, and someone’s just asked for another terabyte “by Friday.” Sound familiar? AWS storage isn’t just for the “cool kids” in fintech, it’s a practical fix for backups, file shares, analytics, and more. Let’s look at where it actually makes sense to swap the kit for the cloud, and maybe reclaim some floor space while we’re at it.

Think of Storage Gateway as the polite middleman between your on prem kit and AWS. It lets you back up to S3, tier off cold data, or present cloud storage as a local file share, without scaring your legacy apps or confusing your users.

It is perfect for gradual migrations, Tape replacement (if you are still rocking one) and File shares that need cloud scale but local access.

Let’s be honest, if your current backup strategy involves a tape drive, a wing, and a prayer, and if your DR plan includes someone driving to a remote site with a USB stick, it might be time for us to have a conversation.

With AWS, you can automate backups to S3, replicate across regions, and recover faster than you can say “someone unplugged the wrong server again.” Plus, no more arguing over who forgot to rotate the tapes.

That shared drive labelled “DO NOT DELETE” is now 4TB of mystery files, half of which are duplicates of duplicates. Offloading cold or infrequently accessed files to S3 or Glacier is like finally clearing out the office fridge… liberating, slightly terrifying, but absolutely necessary.

We can use AWS Storage Gateway for this to make it seamless, and your users won’t even notice the difference, except the for your new cool and calm demeanour.

Not all data is created equal. Some of it, is red-hot and accessed daily. Some of it, is lukewarm and only needed occasionally. And some of it, is colder than a January morning in Aberdeen.

With AWS, you can tier your storage, keeping hot data on EBS or EFS, warm data in S3 Standard, and cold stuff in Glacier. It’s efficient, cost-effective, and stops you paying premium prices to store digital cobwebs. Now is probably a good time to mention that EFS also has the ability to tier you data also with Standard, Infrequently Accessed and Archive.. Perfecto…

Trying to run analytics on prem is like trying to make a roast dinner in a microwave. With AWS, you can chuck all your structured and unstructured data into S3, then use services like Athena, Redshift, or Glue to slice, dice, and visualise it, all without needing to buy another server or bribe the BI team with biscuits.

Not ready to go full cloud? No problem. AWS lets you keep one foot in the data centre and one in the cloud, like a cautious Brit dipping a toe in the sea. Use Storage Gateway or FSX/EFS to extend AWS storage services to your on prem workloads, and migrate at your own pace, no need to go full “rip and replace” unless you’re feeling brave.

Like Marmite, cloud storage tends to divide opinion. Some swear by it, others think it’s a slippery slope to vendor lock-in and surprise bills. So before you start uploading everything from your backups to your biscuit inventory, let’s weigh up the pros and con, no sugar coating, just the facts.

So, there we have it. While the need for Storage arrays is not going to disappear overnight it’s clear that cloud storage, especially with AWS, offers a flexible, scalable, and frankly less stressful alternative.

We’ve looked at the use cases, weighed the pros and cons, and explored hybrid options for those not quite ready to go full cloud-native. The bottom line? You don’t have to choose between clinging to legacy kit or diving headfirst into the unknown. With the right approach, you can modernise your storage strategy without giving up control, or your sanity.

So maybe it’s time to stop buying more boxes, start thinking in buckets, and give your server room the break it’s been quietly begging for.

If you would like to discuss where Telefonica Tech could help you with your storage options, feel free to get in contact with us.