Complete Installation Guide: Ubuntu NVIDIA GPU + CUDA + NCCL + OFED + OpenMPI High‑Performance Computing Environment
2025-12-08
This guide walks through building a full NVIDIA GPU compute node on Ubuntu 20.04/22.04, targeting HGX A800 and Tesla data center GPUs. It covers disabling Nouveau, installing the NVIDIA driver and CUDA, configuring Infiniband with MLNX OFED, enabling key kernel modules, building OpenMPI, setting up NCCL and FabricManager, and validating with single-node and multi-node NCCL+MPI benchmarks.
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Fixing Twikoo Comment Notification 401 Errors on Vercel
2025-12-06
Twikoo comment notifications keep failing with 401 errors? This post traces the root cause to Vercel’s default authentication protection, walking through how logs reveal the issue and how to fix it: disable project-level auth protection so Twikoo’s internal POST_SUBMIT requests can pass through and restore Telegram and other notification channels.
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Building a Unified Bastion Entry with Teleport
2025-12-01
This article walks through building a unified, secure, and auditable access gateway using Teleport. It explains core concepts and architecture, covers SSH/Kubernetes/DB/application/desktop access, zero-trust and auditing features, then provides a hands-on Docker-based deployment guide and shows how to enroll additional servers into the Teleport cluster.
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Install NVIDIA GPU Drivers on Ubuntu 22.04
2025-12-01
This guide walks through installing NVIDIA GPU drivers with CUDA support on Ubuntu 22.04, including prerequisite packages, Vulkan libraries, CUDA Toolkit, and Clang. It also covers setting up Docker and NVIDIA GPU support for containers via nvidia-docker2, and verifying that the GPU, CUDA environment, and GPU-enabled Docker runtime are working correctly.
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Black Friday 2025 Purchase Log
2025-11-30
Amid rising hardware and cloud costs in late 2025, LET’s floor price has climbed to $10 and memory vendors are hiking contract prices sharply. This post records my Black Friday 2025 hauls: Netcup RS2000, HostBrr flash‑sale storage VPS, Hetzner AX162‑S dedicated server, plus the S.EE short‑link & analytics platform, with configs, YABS benchmarks and buying notes for seeding/backup use cases.
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GorillaServers Dual AMD EPYC 7502 Benchmark
2025-11-27
Hands-on benchmark of GorillaServers’ dual EPYC 7502 clearance server from WebNX: 128 threads, 512GB RAM, 2×1.92TB NVMe and 1Gbps network in LAX. Covers CPU and network performance, storage health, Geekbench/PassMark/UnixBench results, WebNX upstream advantages, Tenantos automation, overall value and potential drawbacks for high-bandwidth workloads on a budget.
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Hostbrr AMD Ryzen Threadripper PRO 9995WX Benchmark
2025-11-27
Black Friday deals are here. This in-depth HostBrr Threadripper 9995WX VPS Benchmark compares it head‑to‑head with the 9950X and EPYC 9655, analyzing raw performance, overselling risks, and value for money. It also breaks down package pricing, StorageBox and block storage promotions, and offers practical buying advice for different workloads and budgets.
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Hetzner AX162-S Benchmark
2025-11-25
Hands-on Black Friday benchmark of Hetzner AX162-S: EPYC 9454P with 48 cores / 96 threads, DDR5 ECC and Gen4 NVMe. YABS sequential throughput over 5 GB/s, Geekbench 6 multi-core around 19,000. At €199/month, this DuFu-series dedicated server still offers outstanding price‑performance despite Hetzner’s slower recent updates.
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ProxMenux Monitor: A New-Generation Proxmox Server Monitoring Tool
2025-11-24
This post introduces ProxMenux and its new Monitor v1.1.7, a cross-device GUI monitor and management tool for Proxmox VE. It covers real-time views for system overview, storage, networking, VMs/containers, hardware, and logs, plus a one‑command installer and login walkthrough. Best suited for single-node PVE; alerting is not yet available.
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Configuring Dokploy Backups with Cloudflare R2
2025-11-19
This guide walks through building a robust backup and restore strategy for Dokploy when self‑hosting on a VPS. You’ll learn why offsite backups are critical, how to create and connect a Cloudflare R2 bucket as an S3‑compatible target, and how to configure automated backups for the Dokploy system, databases, and Docker volumes, plus how to safely restore them and migrate to a new server.
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Dokploy Deployment and Usage Guide
2025-11-17
This step-by-step guide walks you through getting started with Dokploy, from basic server requirements and Docker log optimization to one-click installation and security hardening. Learn how to wire up Git-based CI/CD, leverage Traefik for automatic reverse proxying, deploy from templates, monitor resources, and enable automated backups—perfect for solo developers and small teams shipping fast.
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ByteCook · Byte Stir-fry — A Community for Developers and Self-Hosting Enthusiasts
2025-11-13
ByteCook · Byte Stir-fry is a hands-on tech community for self-hosting enthusiasts and developers. It focuses on practical deployment, rational discussion, and community self-governance. Share Docker setups, self-hosted stacks, architecture optimizations, host benchmarks, and VPS deals. An invite code is included at the end—come and join.
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