KStars VS CloudLinux

• Open Source
  KStars is open-source software, which means it is free to use, modify, and distribute. This allows for community collaboration and transparency in development.
• Cross-Platform
  KStars is available on multiple operating systems, including Linux, Windows, and macOS, making it accessible to a wide range of users.
• Comprehensive Features
  The application offers a wide variety of features, including sky map visualization, real-time simulation, telescope control, and data on astronomical objects, which cater to both amateur and professional astronomers.
• Educational Tool
  KStars provides educational content and tools that make it useful for teaching astronomy concepts in schools or informal settings.
• Community Support
  There is an active community of users and developers who contribute to forums and provide support, making it easier to find help and share experiences.

Possible disadvantages

• Complexity for Beginners
  The wide range of features and technical details can be overwhelming for beginners who may find it challenging to navigate and fully utilize the application.
• Performance Issues
  On some systems, users may experience performance slowdowns or bugs, especially when handling large databases or running on older hardware.
• Limited Mobile Support
  While KStars is available on desktops, its functionality and support on mobile devices are limited, which may be inconvenient for users who prefer using tablets or smartphones.
• Steep Learning Curve
  Due to its comprehensive set of features and options, there is a steep learning curve, and users may need to spend time exploring and learning the software to make the most of it.
• Dependency on KDE Frameworks
  KStars relies on KDE frameworks, which might require additional installations or configurations for users not already using KDE, potentially complicating setup on some systems.

• 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.

Astrophotography: stellarmate kstars and Ekos review

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• Is there a utility that will read my FITS files and map the image size and locations on a sky map?

  KStars can do this. It can either use the World Coordinate System data from the FITS file or plate-solve to derive the location from the image data. Source: over 3 years ago

• Best FOSS Astronomy Software

  Kstars is a powerful, flexible astronomy application that you will find useful. Source: about 4 years ago

• Maps of the stars

  Printed sky atlases are pretty obsolete, now that we have technology. https://edu.kde.org/kstars/. Source: about 4 years ago

Tracking CloudLinux since Mar 2021.