Docker сontainer
12.05.2024
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Docker Container: Unlike a virtual machine, which virtualizes hardware, a container is a small-scale operating system-level virtualization by generalizing "user space."
Types of Docker containers:
- Stateless mode - once you exit the container, all data will be lost
- Statefull mode - data will persist after you close the docker
- Ephemeral mode - exist to perform a few tasks, then close
Features of Docker containers:
- Self-sufficiency - no dependence on the host, only the minimum required to run the program.
- Isolation - minimal impact on the host machine and zero impact on other containers.
- Independence - each container is managed separately and does not depend on other containers.
- Portability - they can run on any machine with enough RAM and free space, without dependence on the OS.
Used in
In this article, I will describe in detail how I solved the problem of server response delays to client requests. I will describe the operation of the ERR_HTTP2_PING_FAILED error and what steps I took to identify the problem.