Boosting Observability in NestJS with RedisX Metrics
Observability isn't just a buzzword; it's a necessity, especially when diving into distributed systems. If you're using NestJS, you might want to take…
DevOps
⚑ Report a ProblemLatest DevOps news from Tech News
All topics
agents
ai
api
architecture
automation
aws
beginners
career
cloud
database
devchallenge
devops
docker
gemma
javascript
kubernetes
llm
machinelearning
mcp
opensource
performance
productivity
programming
python
security
showdev
softwareengineering
tutorial
typescript
webdev
My AI-agent waste detector scored zero false positives. Then I ran it on a real trace.
My detector passed every synthetic test with zero false positives. Then I pointed it at one real trace and found a crack. This is the honest version o…
nvidia-smi Reports 97% Utilization While the GPU Sits Idle
TL;DR A GPU shows 97% utilization in nvidia-smi , but training throughput is a fraction of what benchmarks promise. The GPU is not computing; it is wa…
AI Observability: Logs, Prompts, Tool Calls, And Cost
Here's a five-line function. It calls an LLM, logs the answer, returns it. async function ask ( question : string ) { const res = await openai . respo…
Сервер работает. Продукт — уже нет
Большинство команд следят за серверами, базами данных и доступностью приложений. Но самые дорогие инциденты часто происходят совсем в другом месте. Ис…
The Reason Your Agent Demo Isn't in Production Has Nothing to Do With the Model
Your agent demo took an afternoon. The reason it isn't in production nine months later has nothing to do with the model. I've watched this play out at…
Deploying Vector High-Performance Observability Data Pipeline on Ubuntu 24.04
Vector is a high-performance observability data pipeline from Datadog that collects, transforms, and routes logs, metrics, and traces across heterogen…
Engineering Design Document: Reusable Observability Platform V2
A production-focused redesign of a Stage 6 LGTM observability platform, moving from a single-service Anvila monitoring setup to a reusable, secure, hi…
The Invisible Tax Every Oracle-Database Enterprise Pays
What it really costs when nobody can say exactly what happened inside your critical systems, and why that cost never appears as a line item. Series · …
The 4-layer voice-agent latency stack, traced with OTel spans
** How I instrument ASR, LLM, TTS, and the client with OpenTelemetry, and which number in each layer I actually look at ** TL;DR. A voice agent is fou…
LLM Spend Audit: The 45-Minute Diagnostic for Startups
Disclosure: This article may later include affiliate links or service CTAs. Recommendations are based on workflow fit, not commissions. LLM Spend Audi…
Errors, traces, logs, metrics: when to reach for what
When should I reach for a log, a trace, or a metric? I hit that question constantly when I instrument code, and I watch coding agents hit it too. It s…
klag just got a bunch better — here’s what’s new.
Over half year ago I’ve open sourced klag, a lightweight Kafka consumer lag exporter. I’ve been working in data streaming systems and data infrastruct…
GPU Incident at 3am: eBPF Tracing from Page to Root Cause in 60 Seconds
TL;DR 3am page: GPU training pipeline missed its SLA. Datadog shows 95% GPU utilization. nvidia-smi agrees. Everything looks green, but the job is 3x …
[Перевод] Что kubectl debug вам не показывает: незаметный пробел в данных
Команда VK Cloud перевела статью для тех, кто разбирает инциденты в Kubernetes с помощью kubectl debug. Автор разбирает незаметный пробел в данных: по…
Как интегрировать SNMP и IPMI в современный стек мониторинга
Эта статья о проблемах, с которыми сталкивается инженер при попытке объединить зоопарк старого оборудования с современным подходом к его мониторингу. …
Per-project LLM cost attribution with OTel spans: the wiring
TL;DR. If your LLM bill is one line item on a cloud invoice, you cannot answer "which team spent that." We fixed this by tagging every gateway span wi…
От Prometheus к Victoria Metrics: как мы пересобрали мониторинг в Kubernetes
1. Введение Всем привет! Меня зовут Яблоков Олег, я — ведущий инженер ИТ-отдела Navio и отвечаю за систему мониторинга основной инфраструктуры …
OTel Collector в кастомизации Битрикс24: подключаем Observability
Рассказываем про инструмент для наблюдения за кастомизациями Битрикс24 — телеметрическую инфраструктуру на базе OpenTelemetry Collector. Для проектов …
Harness Base Definition: The Control System Outside the Model
Harness Base Definition: The Control System Outside the Model Previously, we split Agent into several minimal parts: Model: judge the next step Loop: …
Как фронтендер из Bay Area, который почти не пишет код руками, сделал на Rust трекер расходов для ИИ-агентов — и зачем
Я фронтенд-разработчик. Работаю в Bay Area, в компании, которая выдаёт всем инженерам корпоративные подписки на Claude Code и Cursor. То есть лично из…
Five Fields AI Agent Run Receipts Probably Need
I have been asking agent builders what they want in a run receipt after an AI agent finishes a task. The answers were better than my original schema. …
FSx for ONTAP Audit Logs with Data Residency in your region with Sumo Logic
TL;DR We built a serverless Lambda pipeline that ships FSx for ONTAP audit logs to Sumo Logic's JP (Tokyo) region deployment. For Japanese enterprises…
AI-Powered Root Cause: Correlating File Access with APM via Dynatrace
TL;DR We built a serverless Lambda pipeline that ships FSx for ONTAP audit logs to Dynatrace via the Log Ingest API v2. The real value: Dynatrace's Da…
High-Cardinality File Access Analysis with Honeycomb + OTel
TL;DR We built a serverless pipeline that ships FSx for ONTAP audit logs to Honeycomb, where its high-cardinality query engine turns file access data …
Sidemark: Active Telemetry Comments for C#
OpenTelemetry has quietly become table stakes. That's a good thing, but if you've instrumented a real codebase, you know the tax. A method that does o…
[Перевод] Логи, метрики и счёт в конце месяца: как телеметрия превращается в архитектурный долг
После инцидента команда почти всегда хочет видеть больше: добавить поле в лог, сохранить еще одну метку, оставить дашборд «на всякий случай». В момент…
Медленные запросы в Impala: как анализировать profile и не выносить SQL наружу
Когда Impala-запрос начинает выполняться заметно дольше обычного, первое место, куда обычно идут смотреть, — query profile. Там есть план выполнения, …
Decoding the Observability Pipeline: A Java Architect's Guide to Metrics, Logs, and Traces
If you’ve spent any time modernizing a Java-based microservices architecture recently, you’ve likely hit the "Observability Wall." The ecosystem is dr…
Как дебажить distroless-контейнер в Kubernetes без shell: ephemeral containers на практике
В прошлой статье мы разбирали kubectl describe pod : как читать вывод, в котором Kubernetes уже часто сам написал причину проблемы — в Events, Conditi…