What is load average in Linux and what does this value indicate?
DevOps
How to debug a problem with network inaccessibility of the server?
What are requests and limits for Pods? What are they used for and which ones should be set in production?
What is a socket? What types of sockets are there?
What does a developer need to do to use secrets mounted via Vault Injector?
Where does the process write if the file is deleted but the descriptor is open? Can the contents be viewed?
Can two containers in the same Pod use the same port?
How was observability ensured in GitOps? How to ensure that the correct version was deployed without errors?
Is it possible to run Docker inside a container? Why is it undesirable?
What is a pause container in Kubernetes and what is it used for?
How does traffic physically pass through Service to Pod? What is kube-proxy?
How does the scheduler find out how many resources are available on a node?
Tell me about your work experience and what you did at previous jobs
Is it possible to access Pod without Service?
What are 'free' and 'available' in the output of the 'free' command? What is the difference?
How did you implement Vault Agent Injector for connecting Kubernetes services to Vault?
What is a Pod and a container at the Linux host level?
What happens if there are no resources on any node to place a Pod?
What does DNS provide inside Kubernetes?
What was your ClickHouse setup — single node or cluster? How deeply did you work with it?