Admin Guide

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  1. Admin Guide

Overview

The "Admin Guide" represents a comprehensive resource for system administrators and advanced users seeking to maximize the potential of their dedicated servers and virtual private servers (VPS) hosted with ServerRental.store. This document details the intricacies of server configuration, optimization, and troubleshooting, focusing on the underlying technologies and best practices for achieving peak performance and stability. It's intended for individuals with a foundational understanding of Linux server administration, networking, and security principles. This guide is not a beginner's introduction to servers, but rather a deep dive into managing and optimizing a deployed instance. Understanding concepts like Operating System Selection and SSH Key Management are prerequisites for fully benefiting from this documentation. The guide covers a broad range of topics, from initial server setup and security hardening to performance monitoring and advanced configuration options. We aim to empower our customers with the knowledge necessary to take full control of their server environments. This Admin Guide is regularly updated to reflect the latest changes in server technology and security best practices. It complements our Dedicated Server Documentation and VPS Management sections, offering a more granular level of detail.

Specifications

Understanding the technical specifications of your server is crucial for effective administration. The following table details the typical specifications found in our high-performance dedicated servers. Note that specific configurations may vary depending on your chosen plan. This table also references the "Admin Guide" as the source for these specifications.

Specification Value Notes
CPU Intel Xeon Gold 6248R (24 Cores) CPU Architecture details available.
RAM 64 GB DDR4 ECC REG See Memory Specifications for more information.
Storage 2 x 1 TB NVMe SSD (RAID 1) Offers high performance and redundancy. See SSD Storage for detailed information.
Network Interface 1 Gbps Dedicated Network Configuration is essential for optimal performance.
Operating System CentOS 7/Ubuntu 20.04 LTS Choose based on your application requirements. Refer to Operating System Selection.
IPMI Integrated For remote management and troubleshooting.
Virtualization KVM Supports virtual machines. See Virtualization Technologies.
Admin Guide Version 1.2 This document details specifications.

The "Admin Guide" also encompasses configuration details related to software and services. The following table outlines common software pre-installed on our servers and their default configurations.

Software Version Default Configuration Notes
Web Server Apache 2.4 Default virtual host configured for port 80. Apache Configuration details available.
Database Server MySQL 8.0 Secure installation with root password required. See Database Security.
Firewall UFW (Ubuntu) / Firewalld (CentOS) Enabled with default rules allowing SSH and HTTP/HTTPS traffic. Firewall Configuration is crucial.
SSH OpenSSH 7.6 Password authentication disabled by default; key-based authentication recommended. SSH Key Management is vital.
Monitoring Netdata Pre-configured for basic system monitoring. See Server Monitoring.
Mail Server Postfix Configured for local delivery. Email Server Setup for external delivery.

Finally, a table detailing hardware compatibility and upgrade options is included for future planning.

Component Compatibility Upgrade Options
CPU Intel Xeon Scalable Processors (1st & 2nd Gen) Upgrade to higher core count or clock speed processors.
RAM DDR4 ECC REG up to 256 GB Add additional DIMMs to increase memory capacity.
Storage NVMe SSD, SATA SSD, HDD Add additional drives or upgrade existing drives. Consider RAID Configuration.
Network Card 10 Gbps Network Cards Upgrade to a 10 Gbps network card for increased bandwidth.
Power Supply Redundant Power Supplies Add a redundant power supply for increased reliability.

Use Cases

The servers configured according to this "Admin Guide" are versatile and suitable for a wide range of applications. Some common use cases include:

  • **Web Hosting:** Hosting websites, web applications, and e-commerce platforms. Optimizing for Web Server Performance is critical.
  • **Application Hosting:** Running complex applications such as CRM, ERP, and custom software. Requires careful Resource Allocation.
  • **Database Hosting:** Hosting databases like MySQL, PostgreSQL, and MongoDB. Database performance is heavily reliant on Database Optimization.
  • **Game Server Hosting:** Hosting dedicated game servers for popular multiplayer games. Requires low latency and high bandwidth. See Game Server Optimization.
  • **Development & Testing:** Providing a stable and isolated environment for software development and testing. Utilizing Containerization Technologies can be beneficial.
  • **Data Backup & Storage:** Storing and backing up critical data. Requires secure storage and reliable backup solutions. Explore Backup and Recovery Strategies.
  • **Media Streaming:** Streaming audio and video content. Requires high bandwidth and low latency.

Performance

Server performance is a critical factor in ensuring a positive user experience. Several key metrics are used to assess performance:

  • **CPU Utilization:** The percentage of time the CPU is actively processing tasks. High CPU utilization can indicate a bottleneck. Monitoring using CPU Monitoring Tools is recommended.
  • **Memory Utilization:** The amount of RAM being used by the server. High memory utilization can lead to swapping and performance degradation.
  • **Disk I/O:** The rate at which data is being read from and written to the disk. Slow disk I/O can significantly impact performance. Utilizing Disk Performance Monitoring is essential.
  • **Network Throughput:** The rate at which data is being transmitted over the network. Low network throughput can limit performance.
  • **Latency:** The delay between sending a request and receiving a response. Low latency is crucial for interactive applications.

The following table presents performance benchmarks for a server configured as per the specifications in the "Specifications" section. These benchmarks were conducted under controlled conditions and are intended to provide a general indication of performance.

Benchmark Result Notes
CPU Benchmark (PassMark) 18,000 Represents overall CPU performance.
Disk Read Speed (NVMe) 3,500 MB/s Measured using fio.
Disk Write Speed (NVMe) 3,000 MB/s Measured using fio.
Network Throughput (iperf3) 940 Mbps Measured between two servers on the same network.
Web Server Throughput (ApacheBench) 500 requests/second Measured using ApacheBench.

Performance optimization techniques include: Caching Strategies, Database Indexing, Code Optimization, and Load Balancing.

Pros and Cons

The server configuration detailed in this "Admin Guide" offers several advantages and disadvantages.

    • Pros:**
  • **High Performance:** The use of high-end CPUs, fast SSDs, and ample RAM ensures excellent performance.
  • **Scalability:** The server can be easily scaled to meet changing demands.
  • **Reliability:** Redundant hardware components and robust software configurations enhance reliability.
  • **Security:** Pre-configured security features and best practices help protect against threats. Security Hardening Techniques are essential.
  • **Flexibility:** The server can be customized to meet specific application requirements.
    • Cons:**
  • **Cost:** High-performance servers can be expensive.
  • **Complexity:** Managing a dedicated server requires technical expertise.
  • **Maintenance:** Regular maintenance is required to ensure optimal performance and security.
  • **Responsibility:** The user is responsible for managing and securing the server. See Server Security Best Practices.

Conclusion

The "Admin Guide" provides a comprehensive overview of server configuration, optimization, and troubleshooting. By following the guidelines outlined in this document, administrators can maximize the performance, reliability, and security of their servers. Understanding the underlying technologies and best practices is crucial for successful server administration. Regularly reviewing and updating your server configuration is essential to stay ahead of evolving threats and maintain optimal performance. Remember to consult our FAQ Section for answers to common questions and our Support Portal for assistance with specific issues. This guide is a living document and will be updated periodically to reflect the latest advancements in server technology. We encourage our customers to provide feedback to help us improve the "Admin Guide" and better serve their needs. Proper server administration, as detailed in this guide, is key to a stable and performant online presence.


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Intel-Based Server Configurations

Configuration Specifications Price
Core i7-6700K/7700 Server 64 GB DDR4, NVMe SSD 2 x 512 GB 40$
Core i7-8700 Server 64 GB DDR4, NVMe SSD 2x1 TB 50$
Core i9-9900K Server 128 GB DDR4, NVMe SSD 2 x 1 TB 65$
Core i9-13900 Server (64GB) 64 GB RAM, 2x2 TB NVMe SSD 115$
Core i9-13900 Server (128GB) 128 GB RAM, 2x2 TB NVMe SSD 145$
Xeon Gold 5412U, (128GB) 128 GB DDR5 RAM, 2x4 TB NVMe 180$
Xeon Gold 5412U, (256GB) 256 GB DDR5 RAM, 2x2 TB NVMe 180$
Core i5-13500 Workstation 64 GB DDR5 RAM, 2 NVMe SSD, NVIDIA RTX 4000 260$

AMD-Based Server Configurations

Configuration Specifications Price
Ryzen 5 3600 Server 64 GB RAM, 2x480 GB NVMe 60$
Ryzen 5 3700 Server 64 GB RAM, 2x1 TB NVMe 65$
Ryzen 7 7700 Server 64 GB DDR5 RAM, 2x1 TB NVMe 80$
Ryzen 7 8700GE Server 64 GB RAM, 2x500 GB NVMe 65$
Ryzen 9 3900 Server 128 GB RAM, 2x2 TB NVMe 95$
Ryzen 9 5950X Server 128 GB RAM, 2x4 TB NVMe 130$
Ryzen 9 7950X Server 128 GB DDR5 ECC, 2x2 TB NVMe 140$
EPYC 7502P Server (128GB/1TB) 128 GB RAM, 1 TB NVMe 135$
EPYC 9454P Server 256 GB DDR5 RAM, 2x2 TB NVMe 270$

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⚠️ *Note: All benchmark scores are approximate and may vary based on configuration. Server availability subject to stock.* ⚠️

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