BRHosting Blog
News, tutorials, and infrastructure insights from our engineering team
Ceph Storage: Building a Unified Distributed Storage Cluster
Ceph provides scalable, self-healing distributed storage for block, object, and file workloads, offering a cost-effective alternative to proprietary storage solutions.
Immutable Infrastructure: Why You Should Stop Patching Servers
Immutable infrastructure eliminates configuration drift by replacing servers rather than patching them, enabling predictable deployments and simple rollbacks.
Hardening SSH: Beyond Basic Configuration for Enterprise Security
Enterprise SSH hardening extends beyond basic configuration to include certificate-based authentication, bastion hosts, and session monitoring for comprehensive security.
Database Replication Strategies for High Availability and Disaster Recovery
Database replication strategies ranging from synchronous to asynchronous offer different trade-offs between consistency, performance, and durability for high-availability architectures.
Systemd Deep Dive: Managing Services on Modern Linux Systems
Systemd offers advanced capabilities beyond basic service management including resource control, socket activation, and structured logging that enhance Linux server administration.
Linux Kernel Tuning for High-Performance Network Servers
Tuning Linux kernel parameters for network backlog, file descriptors, and buffer sizes is essential for servers handling high-concurrency, high-throughput workloads.
Automating Server Hardening with Ansible Playbooks
Ansible playbooks automate server hardening by codifying security baselines into repeatable, auditable configurations that ensure consistent protection across server fleets.
Network Automation with Python: Replacing Manual Configuration
Python-based network automation with libraries like Netmiko, NAPALM, and Nornir replaces error-prone manual configuration with scalable, version-controlled network management.
IPv6 Adoption: Preparing Your Network for the Inevitable Transition
IPv6 adoption is increasingly urgent as IPv4 addresses grow scarce, requiring organizations to plan dual-stack deployments and update security practices for the new protocol.