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Migrating a high-load database without killing your SLA requires more than just rsync. We break down the replication-first strategy, NVMe requirements, and compliance with Norwegian data laws.
Vertical scaling hits a wall. When your `innodb_buffer_pool_size` exceeds physical RAM, it's time to shard. We break down the architecture of distributed databases, consistent hashing, and why low-latency infrastructure in Norway is critical for performance.
Manual uploads are killing your uptime. Learn how to implement a Git-based deployment workflow using hooks, Jenkins, and Puppet on high-performance KVM architecture.
Is your single web server a ticking time bomb? Learn how to architect a bulletproof load balancing layer using HAProxy 1.4 to distribute traffic, handle failovers, and keep your Norwegian infrastructure compliant and online.
When your traffic spikes, single servers fail. Learn how to deploy HAProxy 1.4 to distribute load, maintain session persistence, and keep your Norwegian infrastructure online during the 'Slashdot Effect'.
A default Linux install is a vulnerability waiting to happen. Learn the battle-tested configuration strategies to secure your CentOS 6 and Ubuntu 12.04 servers against brute force attacks, while ensuring compliance with Norwegian data laws.
Stop waking up to crashed servers. A battle-hardened SysAdmin's guide to configuring Nagios for alerts and Munin for trending on CentOS 5, ensuring your Norwegian VPS infrastructure stays stable.
A battle-hardened look at OpenVZ containerization in 2010. We dissect /proc/user_beancounters, expose the dangers of overselling, and explain why isolation matters for Norwegian enterprises.
Stop debugging code when the infrastructure is the problem. A deep dive into establishing true observability, eliminating CPU steal, and hosting a GDPR-compliant monitoring stack in Norway.
Docker 1.9 is changing the game, but running containers as root is a recipe for disaster. Here is the battle-tested guide to hardening your stack, surviving the 'Safe Harbor' collapse, and why KVM is your only safety net.
Kubernetes 1.0 has arrived, but the flat IP model is a headache on traditional VPS. We dive deep into Flannel, VXLAN performance, and why your underlying kernel matters more than you think.
We benchmark the leading container technologies of 2013. Discover why raw LXC performance beats OpenVZ overhead and how to manage isolation without melting your kernel.
We benchmark the heavyweights of lightweight virtualization. Is OpenVZ's kernel sharing a ticking time bomb for your production stack? We dive deep into user_beancounters, LXC cgroups, and why KVM might still be the king for isolation.
Tired of 'noisy neighbors' stealing your CPU cycles? We dissect the architectural differences between OpenVZ and KVM, explain why shared kernels are a liability for serious Norwegian businesses, and show you how to tune a KVM instance for maximum throughput.
Tired of 'noisy neighbors' killing your database performance? We dissect the Xen hypervisor, compare PV vs HVM, and explain why hardware virtualization is the only logical choice for serious Norwegian infrastructure in 2012.
Stop gambling with oversold containers. A battle-hardened look at why Xen paravirtualization remains the gold standard for performance isolation, kernel independence, and stability in 2012.
Is your cheap VPS actually a performance trap? We analyze the 'noisy neighbor' effect in OpenVZ, the nightmare of User Bean Counters, and why true resource isolation is critical for Norwegian business infrastructure.