Wenwei Weng's Blog

Docker is growing with amazing features, and it becomes a platform to deploy services even in embedded linux enviroment. The container image creation is an important part of process. Docker has done great job to manage the container image to make it to be in layer fashion, this is especially...

Docker is growing with amazing features, and it becomes a platform to deploy services even in embedded linux enviroment. There are different ways to install docker, one approach is to install using the pre-built binary distribution. The following post shows what I did under ubuntu 16.04. Let’s go through some...

Scapy is a powerful interactive packet manipulation program. It is able to forge or decode packets of a wide number of protocols, send them on the wire, capture them, match requests and replies, and much more. scapy is built using Python, it can run in interactive mode or write in...

GIT is becoming widely used as SCM tool. I have been always interested in SCM tools which make me feel good if I know exactly where is my code and in case if I need made some change or track when/how the change is introduced. To get know better, I...

There are some Linux open source tools like iperf, netperf can be used to generate ethernet tarrfic for throughput testing. Those tools can get a ballpark number only. There are vendors like IXIA, Spirent, which design the dedicate measurement tools. For the last few days, as I’m evaluating the different...