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E-Commerce

Magento 2 Performance
Infrastructure Modernization

A leading online healthcare retailer in India running on Magento 2 faced significant performance scaling issues during peak search and checkout loads. Kevion Technologies rebuilt their caching layer, database query pathways, and modernized their hosting infrastructure with an auto-scaling AWS configuration.

Project Metrics

Metric Highlight78% Faster Load
ClientConfidential Healthcare Client
Year2024

Project Overview

The client operates a major online healthcare store in India. Following their initial Magento 2 migration, they experienced database lock contentions and latency issues under high visitor volumes. They engaged Kevion Technologies to run a complete performance audit and infrastructure modernization.

Business Challenge

Under peak traffic, database lock contention and slow database search queries caused slow load times and checkout failures, while legacy server provisioning led to high hosting bills.

  • Database CPU utilization spiked to 100% during product searches.
  • Page load times degraded from 3s to over 8.2s under concurrent user load.
  • High server costs from over-provisioned, non-scaling EC2 instances.
  • Checkout sessions frequently dropped due to file-based session handling bottlenecks.

Project Goals

  • Stabilize server response time under 300ms.
  • Achieve sub-2-second page load times globally.
  • Configure auto-scaling AWS infrastructure to handle traffic spikes.
  • Reduce infrastructure hosting costs by at least 20%.

Technical Architecture

Visual pipeline representing customer requests to backend processing data flows:

Customer
Cloudflare CDN
AWS Load Balancer
Varnish FPC
NGINX App Nodes
Magento 2
Redis Cluster
Elasticsearch Cluster
Aurora MySQL

Technology Stack

LayerTechnology
EcommerceMagento 2
DatabaseAmazon Aurora MySQL
Cache LayersRedis (Sessions/Object), Varnish (FPC)
Search BackendElasticsearch
Cloud PlatformAWS (EC2, Aurora, ElastiCache, S3)
Web Server NodeNGINX + PHP-FPM 8.3
Security & CDNCloudflare Enterprise
DeploymentTerraform & GitHub Actions

Deployment Team

RoleDevelopers Count
Infrastructure Architect1 engineer
Magento DevOps Engineer2 engineers
Database Administrator1 engineer
QA Load Tester1 engineer

Discovery & Scoping

  • 1Performance Profiling: Used database slow-query logs and transaction monitoring to trace bottlenecks.
  • 2Architecture Auditing: Reviewed AWS configuration, network topography, and security policies.
  • 3Index Assessment: Scanned database indexes and EAV schema tables for overhead.

Execution Phases

  • Phase 1: Phase 1: Performance Audit

    Profiled web transactions, indexed tables, and traced database locks to locate bottlenecks.

  • Phase 2: Phase 2: Cache & Search Restructure

    Configured Varnish for FPC, migrated sessions/objects to Redis, and offloaded search to Elasticsearch.

  • Phase 3: Phase 3: AWS Infrastructure Overhaul

    Designed an auto-scaling multi-AZ architecture using Nginx nodes and Amazon Aurora MySQL databases.

  • Phase 4: Phase 4: Database & Query Tuning

    Optimized database indexes, cleaned up search logs, and tuned PHP-FPM memory limits.

  • Phase 5: Phase 5: Load Testing & Go-Live

    Executed load testing simulating 10,000 concurrent checkouts and launched with zero disruption.

Before vs. After

BeforeAfter
8.2s page load time1.8s page load time
Database CPU at 100% under loadDatabase CPU steady below 35%
Over-provisioned fixed hostingAuto-scaling AWS cloud setup
Frequent checkout failuresStable checkout with zero dropped sessions

Performance Improvements

Homepage Load Time
8.2s 1.8s
78% faster
Database Response
1.2s 0.15s
87% faster
Server Response (TTFB)
920ms 240ms
73% faster
Checkout Speed
5.4s 2.1s
61% faster
Infrastructure Cost
Baseline -25%
25% savings

Development Timeline

Week 1Database slow-query profiling & AWS configurations audit
Week 2Redis object/session cache & Varnish full-page cache setup
Week 3Elasticsearch catalog indexing & search offloading
Week 4AWS Auto-scaling Nginx & Aurora MySQL infrastructure provisioning
Week 5Database query optimization, index tuning, PHP-FPM sizing
Week 6Load testing validation, DNS switchover & post-launch QA

Technical Problems Solved

Database deadlock anomalies

Solution: Identified overlapping cron indexing jobs that locked inventory tables. Rescheduled cron events to run off-peak and tuned Aurora transaction isolation levels.

Varnish cache invalidation bugs

Solution: Modified Magento's caching tags layout to ensure catalog updates successfully purged Varnish edge paths without clearing the full page cache.

Business Results

78% FasterWebsite Load Speed
+42%Organic Traffic
-25%Infrastructure Costs
+31%Conversion Rate

"Kevion Technologies restructured our infrastructure and optimized our store. Our load times have cut down significantly, and the platform has remained rock-solid through traffic spikes."

Ecommerce Infrastructure LeadHealthcare Ecommerce Retailer

Lessons Learned

  • Offloading catalog query loads to Elasticsearch is critical to prevent database locking.
  • Auto-scaling structures must be configured with warm connection pooling for databases.
  • Edge page caching via Varnish solves the majority of perceived latency problems.

Why Kevion Technologies

  • Magento-specialized infrastructure and database engineering team.
  • Direct, hands-on developer access with no account managers.
  • Performance-focused optimizations backed by transparent metrics.

Planning a complex platform migration or custom integration?

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info@keviontechnologies.in

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