In-depth articles on Cloud VPS, dedicated servers, cybersecurity, and digital transformation. Stay updated with the latest tech news from Xylentis.
Learn how to connect multiple VPS instances to create a shared "giant hard drive" for distributed file storage needs.
Guide to configuring MySQL Group Replication or PostgreSQL Streaming Replication to ensure high data availability.
Centralize all logs (access logs, error logs, audit logs) from multiple VPS instances to a single central server for easy querying and alerts when anomalies occur.
Transition from "manual operations" to "Infrastructure as Code" with Ansible to synchronize configurations across multiple VPS instances simultaneously (software settings, users, firewalls).
How to limit bandwidth for each type of service (e.g., prioritizing HTTP traffic, throttling download bandwidth) to ensure critical applications are not congested.
Use tools (such as BCC/bpftrace) to look deep into the Linux kernel, finding I/O or CPU bottlenecks that conventional monitoring tools cannot detect.
Turn a VPS into a "bait" to analyze IPs attempting brute-force attacks or vulnerability scanning, thereby proactively updating the blacklist.
Automate the renewal and rotation of high-security SSL certificates, combined with secret key management not stored on the VPS hard drive.
The process of "bug catching" and investigation after a VPS hack: How to read system logs, analyze unusual processes, and isolate vulnerabilities after an attack.
Optimizing configuration to run Socket.io or Phoenix Channels, solving the "C10k" (10,000 concurrent connections) problem for real-time chat or notification applications.
Instead of directly directing traffic to the VPS, how to set up a gateway to centrally manage rate-limiting, authentication, and logging for multiple small services.
A guide to using Ollama or vLLM to run models like Llama 3 and Mistral directly on your VPS, providing internal APIs for applications without the need for expensive cloud services.
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