Stop Googling. Start fixing.
DevOpsFixes is a focused knowledge base for the production errors DevOps engineers actually hit — with problem, root cause, and a copy-paste solution on every page.
- Fixes in < 5 minutes
- Battle-tested in production
- Written by engineers, not bots
Categories
Popular categories
Pick the tool that's breaking — we'll show you what to fix.
Pods, nodes, networking, RBAC.
Images, containers, networks, volumes.
Systemd, networking, permissions.
Runners, pipelines, caching.
IAM, EC2, S3, VPC, EKS.
State, providers, drift.
Reverse proxy, SSL, performance.
What's new
Latest fixes
Fresh from this week's on-call rotation.
Fix Nginx 413 Request Entity Too Large
Allow larger uploads by raising `client_max_body_size` in the right server block.
Fix GitLab CI "jobs config should contain at least one visible job"
Lint errors on .gitlab-ci.yml and how to debug invalid pipeline syntax fast.
Detect and Fix Terraform Drift
When the real cloud no longer matches your state. Reconcile without nuking resources.
GitLab CI Cache Not Being Restored Between Jobs
Why your `node_modules` or `.cache/` keeps re-downloading and how to make the cache actually hit.
Fix AWS "is not authorized to perform: sts:AssumeRole"
Both sides of an AssumeRole call need to agree — fix the trust policy and the calling principal.
Fix docker-compose "network ... not found"
Why Docker Compose can't find an external network and how to declare or create it.
Reader favourites
Popular fixes
The fixes engineers come back to most.
How to Fix CrashLoopBackOff in Kubernetes
A practical, step-by-step guide to diagnosing and fixing CrashLoopBackOff errors in Kubernetes pods.
Pod Stuck in Pending or Unschedulable in Kubernetes
Diagnose why your pod won't schedule — node resources, taints, affinity, and missing PVCs.
Fix Docker "permission denied while trying to connect to the Docker daemon socket"
The classic Docker socket permission error and the safe way to fix it without chmod 777.
Fix "Too many open files" on Linux
Raise the open file descriptor limit the right way — per process, per user, and system-wide.
Fix GitLab CI Job Stuck on "pending"
Pipeline waits forever for a runner. The fix is almost always tags, scope, or capacity.
Fix AWS S3 403 Access Denied
A checklist for S3 403 errors — bucket policy, IAM, KMS, Object Ownership and Block Public Access.
One DevOps fix in your inbox each week
Short, practical, no fluff. Real errors, real fixes — straight from production postmortems.