Software Alternatives & Startups

GTmetrix VS CloudLinux

Compare GTmetrix VS CloudLinux and see what are their differences

GTmetrix

GTmetrix is a free tool that analyzes your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.

CloudLinux

Making Linux secure, stable, and profitable for thousands of hosting providers and data centers worldwide.

Rating
0 reviews
Pricing
Open source
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, GTmetrix seems to be more popular. It has been mentioned 143 times since March 2021.

social mentions
143 vs 0
Website Monitoring popularity
100% vs 0%

Base details

Website, pricing, platforms and company facts side by side.

GTmetrix
CloudLinux
Website gtmetrix.com cloudlinux.com
Pricing
Open source
Listed in

Features and specs

What each product offers, as listed by its team.

GTmetrix 7 features
CloudLinux 5 features
  • Comprehensive Performance Metrics
    GTmetrix provides a detailed analysis of your website's performance, including load times, PageSpeed scores, YSlow scores, and other essential metrics that help diagnose issues affecting speed and user experience.
  • Waterfall Chart
    The tool offers a waterfall chart that visually represents the loading sequence and duration of different page elements, making it easier to identify bottlenecks and optimize resource loading.
  • Global Test Locations
    GTmetrix allows users to test their websites from different geographical locations, enabling a better understanding of performance for a global audience.
  • Integration with Third-Party Tools
    The tool integrates seamlessly with other platforms and services, such as Google Lighthouse, and offers API access for developers to integrate performance metrics into their workflows.
  • Historical Data Comparison
    Users can track and compare historical performance data, allowing them to monitor improvements or regressions over time.
  • User-Friendly Interface
    GTmetrix features an intuitive and easy-to-navigate interface, making it accessible even for users with minimal technical knowledge.
  • Free and Paid Plans
    The tool offers both free and premium plans, catering to different user needs and budgets while providing essential performance insights.

Possible disadvantages

  • Limited Free Features
    While the free version provides valuable insights, some advanced features are restricted to premium plans, limiting the depth of analysis available to non-paying users.
  • Occasional Inconsistencies in Results
    There can be slight variations in performance results between tests, which may lead to inconsistent data and make it challenging to pinpoint exact issues.
  • Focused on Front-End Optimization
    GTmetrix primarily focuses on front-end performance optimization, offering limited insights into server-side issues or back-end performance.
  • Limited Customization for Advanced Users
    Advanced users might find the customization options insufficient for highly specific or complex performance testing needs.
  • Potential Learning Curve
    Although the interface is user-friendly, the abundance of metrics and technical terminology can be overwhelming for beginners, potentially requiring additional learning to fully utilize the tool.
  • Enhanced Server Stability
    CloudLinux uses its lightweight virtualization technology (LVE) to isolate each tenant on a shared hosting server, preventing any single user from consuming excessive resources and crashing the server for everyone else. This ensures consistent uptime and performance.
  • Improved Security with HardenedPHP and KernelCare
    CloudLinux offers HardenedPHP, which patches old and unsupported PHP versions against known vulnerabilities, and KernelCare, which provides live kernel patching without requiring server reboots. These features significantly enhance server security posture.
  • Resource Limit Management
    Administrators can set granular resource limits (CPU, memory, I/O, number of processes, etc.) per user account using LVE Manager. This makes it easy to manage shared hosting environments and ensure fair resource distribution among tenants.
  • CageFS File System Virtualization
    CageFS creates a virtualized file system for each user, preventing them from seeing other users on the server, viewing sensitive configuration files, or exploiting server vulnerabilities. This adds an important layer of isolation and security.
  • Wide Compatibility with Hosting Panels
    CloudLinux integrates seamlessly with popular hosting control panels such as cPanel, Plesk, and DirectAdmin, making it straightforward for hosting providers to adopt without overhauling their existing infrastructure or workflows.

Possible disadvantages

  • Additional Licensing Cost
    CloudLinux requires a paid monthly or annual license on top of the base server cost. For smaller hosting providers or individual server owners, this additional expense can add up and may not always be justifiable compared to free alternatives.
  • Limited to CentOS/RHEL-Based Systems
    CloudLinux is built on top of RHEL/CentOS and does not support other Linux distributions like Ubuntu or Debian. This limits its adoption for hosting providers who prefer or already run non-RHEL-based environments.
  • Learning Curve for Configuration
    While CloudLinux provides powerful resource management tools, properly configuring LVE limits, CageFS, PHP Selector, and other features requires a solid understanding of the platform. Misconfiguration can lead to users being unnecessarily restricted or resources being poorly allocated.
  • Potential Performance Overhead
    The additional layers of virtualization, resource monitoring, and file system isolation introduced by CloudLinux can impose a slight performance overhead on the server compared to running a bare, unmodified Linux distribution without these controls.
  • Dependency on CloudLinux Ecosystem
    Adopting CloudLinux means relying on their ecosystem for kernel updates, PHP patches, and security fixes. If the company experiences delays in releasing patches or changes its pricing/licensing model, hosting providers may find themselves locked into a dependency that is difficult to migrate away from.

Analysis

An editorial look at what each product does well and who it suits.

GTmetrix
CloudLinux

Overall verdict

  • Yes, GTmetrix is considered a good tool for website performance analysis.

Why this product is good

  • GTmetrix provides in-depth insights into the performance of a website by analyzing page load time, total page size, and the number of requests. It combines data from Google Lighthouse and other tools to offer recommendations for improving speed and performance. GTmetrix is user-friendly and offers both free and paid options, making it accessible to a wide range of users.

Recommended for

  • Web developers and designers who need to optimize website performance.
  • SEO professionals seeking to improve site speed and ranking.
  • Digital marketers interested in enhancing user experience and reducing bounce rates.
  • Website owners and businesses that want to monitor and improve the efficiency of their online presence.

Overall verdict

  • CloudLinux is a well-regarded, mature Linux OS distribution and toolset specifically designed for shared hosting and multi-tenant server environments, offering strong isolation, resource management, and security features that make it a solid choice for hosting providers.

Why this product is good

  • Provides LVE (Lightweight Virtual Environment) technology for per-tenant resource isolation, preventing 'bad neighbor' effects on shared servers
  • Enhances server stability and security by isolating users so that one account's issues (crashes, resource spikes) don't affect others
  • Offers extended lifecycle support (longer than standard CentOS/RHEL support windows), which is valuable for legacy systems
  • Includes tools like CloudLinux OS Shield, Imunify360 integration, and hardened kernel options for improved security
  • Compatible with popular control panels like cPanel and Plesk, making it easy to integrate into existing hosting stacks
  • Backed by an established company with a long track record in the hosting industry and responsive support
  • Offers granular control over CPU, memory, I/O, and other resources per user account
  • Provides PHP Selector and multiple PHP version support, useful for hosting providers serving diverse client needs

Recommended for

  • Web hosting companies running shared or reseller hosting environments
  • Hosting providers needing to isolate customer accounts on the same physical server
  • Businesses requiring extended OS support lifecycles beyond standard RHEL/CentOS EOL dates
  • Enterprises using cPanel or Plesk that want tighter security and resource control
  • Hosting companies looking to reduce support tickets caused by noisy-neighbor resource contention
  • IT teams managing multi-tenant infrastructure who need governance and monitoring tools built into the OS layer

Videos

Walkthroughs and reviews on video.

GTmetrix 3 videos + Add
CloudLinux 3 videos + Add

WordPress Speed Optimization - How I Got 100% GTmetrix Scores

More videos

  • - A2 Hosting Review + GTmetrix Speed Test - 2020
  • - Another WordPress Page Builder Bites The Dust & Why Most Reporting Tools Like GTMetrix SUCK

When To Use Cloudlinux On Your Virtual Private Server (VPS)

More videos

  • - CloudLinux OS+ in a minute: Explore Features
  • - How CloudLinux Plans to Keep CentOS 6 Alive

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
GTmetrix
CloudLinux
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using GTmetrix and CloudLinux. For example, how are they different and which one is better?

Log in or Post with

Reviews and articles

External articles and on-site reviews we used to compare the two products.

GTmetrix 4.0 · 1 review
CloudLinux no reviews yet
  • A Reliable Tool for Page Speed Analysis
    SaaSHub review
    · Dec 2022

    GTmetrix is a free tool that offers a comprehensive analysis of your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and provides actionable recommendations on how to...

We have no reviews of CloudLinux yet. Be the first one to post

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

GTmetrix 143 mentions
CloudLinux 0 mentions
  • SEO Isn’t Just Keywords: Technical SEO Wins You Shouldn’t Ignore
    👉 Use Google PageSpeed Insights 👉 Try GTmetrix for detailed performance reports. - Source: dev.to / over 1 year ago
  • 3 Major Metrics to Measure your Site's Performance
    This basically defines how shifty your website is. If you've visited any website where the text and content just randomly moves as images and other content become visible, you'll know how disruptive and frustrating it can be. CLS aims to... - Source: dev.to / over 1 year ago
  • 🚀 Supercharge Your Website Speed with Code Splitting & CDN Optimization — A Complete Guide!
    GTmetrix — Get detailed waterfall charts and load time breakdowns. - Source: dev.to / over 1 year ago

View more

Tracking CloudLinux since Mar 2021.

Alternatives to GTmetrix and CloudLinux

When comparing GTmetrix and CloudLinux, you can also consider the following products.