Magento Upgrade Case Study – Spain (7 Multi-Store Setup)

Magento Upgrade Case Study – Spain (7 Multi-Store Setup)

Case Study – Spain (Mobile Accessories Brand, 7 Websites Integrated)

Client Location:

Spain — Mobile Accessories & Gadgets Brand
(7 Magento websites integrated under one multi-store setup)

Magento Version (Before):

2.4.6-p6

Magento Version (After Upgrade):

2.4.8-p2

Key Issues Before Upgrade:

❌ Frequent Site Crashes / Downtime
The multi-site instance would go down due to high load & outdated components.

❌ Database Storage Full
Tables were oversized, logs uncleaned, cache misconfigured — causing performance issues.

❌ Missing Security Patches
Multiple critical security patches were pending.

❌ Outdated PHP & Elasticsearch
Incompatible versions caused instability and search failures.

What We Did (Solutions Implemented):

1. Full Upgrade to Magento 2.4.8-p2

Upgraded all 7 sites with compatibility checks, module upgrades, and theme fixes.

2. Database Optimization

  • Cleaned log tables

  • Reduced large indexes

  • Optimized queries

  • Reconfigured cron jobs

  • Freed up major storage space

3. Security Enhancements

  • Applied all missing patches

  • Updated vulnerable modules

  • Strengthened admin security

  • Improved file permissions

  • Enabled advanced CSP where applicable

4. Server-Level Improvements

  • Upgraded PHP to latest supported version

  • Updated Elasticsearch

  • Optimized Redis & Varnish

  • Improved caching architecture

5. Zero-Downtime Upgrade Strategy

Performed all operations without interrupting store operations across all 7 sites.

Performance & Speed Improvement

Before Upgrade:

  • Sites frequently crashed

  • Slow admin panel

  • Search inconsistency

  • High CPU usage

  • Database almost full

After Upgrade:

  • 99% uptime across all 7 stores

  • Faster search and product listing

  • Smooth checkout experience

  • Reduced database size

  • Faster admin operations

  • Improved server efficiency

📈 Overall Improvement:
40–60% faster page load speed across all stores.

Security Gain

✔ All patches applied
✔ Vulnerable extensions updated
✔ Outdated PHP replaced
✔ Elasticsearch updated
✔ Improved security headers
✔ Eliminated crash-causing issues

Final Outcome

The client now has a stable, fast, secure, and scalable multi-store Magento setup, running on the latest 2.4.8-p2 version with:

✨ No more crashes
✨ Smooth operations across 7 websites
✨ Faster performance
✨ Strong security
✨ 100% compatibility with the latest PHP + Elasticsearch
✨ Ready for future scaling

A complete transformation from instability → performance → reliability.

Want results like this?
👉 Click here to request your upgrade plan.