Network Interface Queue Tuning: RSS, RPS, and XPS Guide
Scale multi-gigabit network processing across all CPU cores by configuring Receive Side Scaling (RSS), RPS, and Transmit Packet Steering (XPS).
Hardware & Performance5 min read
NetBay journal
Hardware & Performance
26 practical Hardware & Performance articles from Netbay Engineering — written for operators running Linux and Windows VPS in India.
26 articles in this topic
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Benchmarking Cloud VPS Disks with FIO: Storage Performance
Design realistic storage stress tests using Flexible I/O Tester (FIO) to measure 4K random IOPS, sequential bandwidth, and 99.9th percentile latencies.
Hardware & Performance8 min read
CPU Frequency Governors and P-States: Eliminating Tail Latency
Tune Linux CPU frequency scaling, Intel P-states, and energy performance bias (EPB) to eliminate micro-sleeps and tail latency in production.
Hardware & Performance7 min read
NUMA Architecture Tuning: CPU Pinning and Memory Affinity
Eliminate remote memory cross-talk penalties on multi-socket servers by mastering numactl, taskset, and kernel automatic NUMA balancing.
Hardware & Performance6 min read
NVMe Storage Performance: io_uring and Queue Depth Profiling
Supercharge Linux storage throughput by replacing legacy libaio with io_uring submission/completion queues tuned for high queue-depth NVMe SSDs.
Hardware & Performance5 min read
Performance Regression Hunting with Before/After Measurements
A disciplined before/after method for finding what slowed your service down, from capturing a baseline to bisecting the changes that caused it.
Hardware & Performance9 min read
Capacity Planning for a Small Web Workload
A practical walkthrough that turns traffic forecasts into concrete CPU, RAM, and bandwidth numbers you can use to size a small web service now.
Hardware & Performance9 min read
Interrupts, NUMA and the Scheduler on a VPS
How interrupt handling, NUMA topology, and the Linux CPU scheduler behave inside a VPS, and exactly when you can realistically improve them.
Hardware & Performance7 min read
Sustained Load, Burst Capacity and CPU Credits Reality
What CPU credits and burst capacity really mean for throughput, and why sustained-load headroom matters far more than burst bragging rights.
Hardware & Performance8 min read
When to Throw Hardware at a Problem vs Optimising Software
A decision framework for whether to resize a VPS or fix the code instead, based on the actual shape of the bottleneck rather than guesswork.
Hardware & Performance7 min read
Disk I/O on a VPS: IOPS, Latency and Filesystem Tuning
How to measure IOPS and latency on virtualised solid-state storage, then tune the filesystem and block scheduler to match your access pattern.
Hardware & Performance9 min read
Optimizing Cloud VPS Performance with High-Frequency SSD Storage
Discover how dedicated CPU pinouts and enterprise SSD storage arrays yield 3x IOPS performance compared to traditional cloud VPS providers.
Hardware & Performance5 min read