General

Get Latest DevOps Trend In 30 Minutes

DevOps involves tons of softwares, technologies and methodologies. You finally get familiar with Nagios, but more and more people are talking about Sensor now. When you start to try OpenStack, Docker seems to be compelling. Sound familiar? It’s really hard to be on top of it!

Here are some practical tips to follow the latest DevOps trend with minimum time.

Recommend DevOps Websites And Blogs


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Avoid Blind Wait In DevOps Code

Occasionally DevOps code needs to check and wait status, before running further steps. For example, wait for service A to be up, then start service B; confirm TCP port is listening, then launch requests; etc.

For simplicity or time pressure, people usually use a blind wait like “sleep 10” to fix this. This is certainly not good enough. How we can improve this with affordable cost?

Blind Wait


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