DevOps

Debug Laravel + React (InertiaJS) app stalling after ~30KB load on hosters like aeza. Fix PHP-FPM timeouts, Nginx proxy issues, output buffering, chunked transfer, and network stalls with logs and traces.

Resolve XAmzContentSHA256Mismatch when uploading multipart/form-data to Minio via django-storages S3Storage with s3v4. Upgrade Minio, use boto3 config like request_checksum_calculation='when_required', or fallback to signature_version='s3'. Includes debugging steps.

Prevent go build in GitLab CI from downloading private modules in a monorepo. Use go.work or replace, set GOPRIVATE and netrc with a PAT, or vendor modules.

Fix Bitrix24 on-premise webhooks in business processes. Why im.message.add.json from BPs fails (on-hit agents/race) and how switching to cron fixes delivery.

Discover ready-made Zabbix templates for monitoring Dell OptiPlex desktops: CPU temperature, memory status, power supply via SNMP, OMSA, IPMI, or Dell Command Monitor. Download from GitHub, Zabbix Share, and setup guides.

Guide to download Cloudera Kafka parcel KAFKA-4.1.0-1.4.1.0.p0.4-jessie for CDH with SHA1 d04c12a0762738681965399f5213fba2aa20f56c. Steps for verification, installation via Cloudera Manager, troubleshooting, and mirrors from archive.cloudera.com.

Learn how to install Visual Studio 2026 on GitHub runners for CI/CD pipelines. Step-by-step guide using Chocolatey for side-by-side installation with MSBuild 18.

Learn how to update your TortoiseSVN client's server IP address using Relocate or `svn switch --relocate`. Fix SVN IP connection issues and troubleshoot server changes.

Resolve Axelor 8.1+ Keycloak OIDC integration issues: OidcClient not registered, /ws/auth/providers 404, and configuration errors. Learn correct setup.

Stop Gemini 429 errors when deploying Google AI Studio apps on Netlify. Learn rate-limit causes, throttling, batching, backoff, queues, and quota fixes now.

Is it safe to use min-instances: 0 with --no-cpu-throttling on Google Cloud Run? Understand cold starts, cost savings, and operational recommendations.

Learn how to reduce Docker overlay2 filesystem space usage when /var/lib/docker appears to have sufficient space. Fix Nextcloud crashes with targeted overlay2 cleanup strategies.

How to configure Nginx to redirect HTTP to HTTPS (nginx redirect to https, nginx ssl configuration). Use separate listen sockets or error_page 497 for same-port cases.

Identify RoofingLeadEngine user agent in server logs. Understand RoofingLeadEngine/WORKING, ContactFix, and how to manage this roofing lead bot.

Complete guide to fixing DevExpress license recognition in Docker containers. Learn multi-stage build configurations, user permissions, and license validation for .NET APIs.

Fix intermittent 'DISABLE ECHO command' timeout errors when running Ansible via AWS SSM in GitHub Actions. Learn root causes and solutions for stable CI/CD deployments.

Learn how to execute PHP scripts in BlueSpice Docker containers. Fix 'PHP not found' errors by running scripts inside the container where PHP 8.4.15 is installed.

Step-by-step guide to build a Telegram VPN bot that issues time-limited OpenVPN or WireGuard keys with Docker; includes bot setup, key expiry, and revocation.

Fix 3x-UI panel not loading on Aeza: use an SSH tunnel, check x-ui/xray services, open ports, rotate whitelisted SNI, reset configs, and restart services.

Install a specific Homebrew formula (e.g., postgresql@8.4.4) via versioned @-formulae or brew extract into a tap. Commands, linking, pinning and troubleshooting.