When operating with files in programming, we often read entire file content into physical memory. While writing the code doesn’t take much time, what happens behind the scenes is far more complex. During the process, your program has to invoke multiple system calls between buffers in kernel and user spaces back and forth which is … Continue reading mmap – an effective way of reading/writing large files
if you are trying to attache the new network interface for your Ubuntu 18.04 EC2 instance, this post might help you to figure out. Summary because of Netplan is new network manager in Ubuntu 18.04, things became different as before, and Netplan looks not supported asymmetric routing for now, that is required you to set … Continue reading Set up your Secondary Network Interface for Ubuntu 18.04
this post will teach you how to deploy your own Docker registry and how to use Microsoft Azure Devops to automatically building your Github Go project, and deploy to your Docker Swarm Server How it works Pipeline download your github project Build your code by Dockerfile, make docker image then push to your own Docker … Continue reading Use Azure Devops Pipeline to build && deploy your project