What needs backing up or preserving in Prometheus?
Recovery needs to recreate the working service and its required data after a machine or process is lost. Which artifacts and state need protection, and how should the restore be checked?
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prometheusWhat should I check first when RabbitMQ fails?
A failure needs to be narrowed down before settings are changed or operations retried. Which evidence best separates application errors from environment and dependency problems?
rabbitmqWhat should I check first when Ansible fails?
A failure needs to be narrowed down before settings are changed or operations retried. Which evidence best separates application errors from environment and dependency problems?
ansibleHow can I improve Kubernetes performance without guessing?
A performance change should improve the measured workload without sacrificing correctness or wasting capacity. Which measurements and bottlenecks should be considered first?
kubernetesError in anyjson setup command: use_2to3 is invalid
#25 3.990 × python setup.py egg_info did not run successfully. #25 3.990 │ exit code: 1 #25 3.990 ╰─> [1 lines of output] #25 3.990 error in anyjson setup command: use_2to3 is invalid. #25 3.990 [end of output] This is a common error which the most common solution to is to downgrade setuptools to below version 58. This was not working for me. I tried inst
docker
pythonDocker push to AWS ECR hangs immediately and times out
I'm trying to push my first docker image to ECR. I've followed the steps provided by AWS and things seem to be going smoothly until the final push which immediately times out. Specifically, I pass my aws ecr credentials to docker and get a "login succeeded" message. I then tag the image which also works. pushing to the ecr repo I get no error message, just t
How to use NodePort with kind?
I'm trying to use NodePort with kind but somehow it doesn't want to work. I've successfully deployed the following cluster: apiVersion: kind.x-k8s.io/v1alpha4 kind: Cluster nodes: - role: control-plane extraPortMappings: - containerPort: 80 hostPort: 30000 listenAddress: "0.0.0.0" # Optional, defaults to "0.0.0.0" protocol: tcp # Optional, defaults to tcp -
When is Go a good fit?
Compare suitability, operational responsibilities and limits before choosing this technology for a project. Which trade-offs should guide the decision?
goHomebrew - Error: Permission denied @ apply2files - /usr/local/lib/docker/cli-plugins
Homebrew gives me this error on macOS Monterey while using it: Error: Permission denied @ apply2files - /usr/local/lib/docker/cli-plugins How can I fix it?
homebrew