OpenAsar VS CloudLinux

• Performance Improvement
  OpenAsar is designed to enhance the performance of Discord by reducing load times and improving responsiveness, offering a smoother user experience.
• Lightweight
  Being a slimmed-down version, OpenAsar consumes less system resources compared to the standard Discord client, which can be beneficial for users with lower-end hardware.
• Customization
  OpenAsar allows for greater customization options, enabling users to tweak settings and appearance according to their preferences.
• Open Source
  OpenAsar is open source, allowing developers and users to inspect, modify, and contribute to the code, fostering a community-driven approach to improvements and transparency.

Possible disadvantages

• Potential Instability
  As with many open-source or modified software, there can be stability issues, which may lead to crashes or other unexpected behaviors during usage.
• Lack of Official Support
  OpenAsar is not officially supported by Discord, meaning users may not receive official customer support for issues encountered while using this client.
• Compatibility Issues
  Some features or integrations available in the original Discord client might not work correctly or at all with OpenAsar.
• Security Concerns
  Using third-party modifications like OpenAsar may pose security risks, as these are not vetted by the official Discord team and could potentially introduce vulnerabilities.

• 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.

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

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• Discord Reduced WebSocket Traffic by 40%

  The onus is really on Discord, but you can use https://openasar.dev to partially fix the problem for yourself - it's an open source drop-in replacement for the client updater/bootstrapper. - Source: Hacker News / about 2 years ago

Tracking CloudLinux since Mar 2021.