A Complete And Easy Guide To Check Elasticsearch

To poll Elasticsearch db status, we usually need to learn and try many many REST API. When we’re new, it would take quite a while to put all the pieces together.

As Ops/DevOps, we are usually more concerned about cluster health and data inside. Enclosed is A Simple Step-By-Step Guide to check elasticsearch. Cluster, Nodes, Shards, Indices, Documents And Beyond.

The Complete Guide To Query And Check Elasticsearch


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How To Check Linux Process Deeply With Common Sense

Apparently process checking is critical. Yes, we already have tons of linux tools and tips available. Getting familiar with your weapons is actually the first step, and the easiest part.

More importantly, what questions you ask, what for, when approaching your critical process. Fortunately even with plain common sense, we can dig out lots of valuable information.

Check Linux Process With Common Sense


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VPS Comparison: Linode VS DigitalOcean

DigitalOcean is inexpensive to AWS EC2. Surprisingly Linode is even 30%-40% cheaper than Digtialocean. Certainly Linode is much less matured to them both. But with reasonable compromise, Linode could be attracting to small business and individuals.

Enclosed is a detail VPS comparison report, based on my hand-on experience.

VPS Comparison: Linode VS DigitalOcean


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Shell Redirect Output To File, And Still Have It On Screen

Ever need to check the output of shell functions/scripts? If no fatal/error messages found, resume normal procedure. Otherwise, go to error handling.

Usually people solve this, by redirecting stdout/stderr to grep command. But What About Time-consuming Functions/Scripts? Say several minutes. During this period, end users are blinded with nothing printed. It could be confusing and scaring to them.

Linux Tee Command


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9 Key Feedbacks For Prod Envs Maintenance

To break silos and improve availability, DevOps/Ops should be actively collecting useful feedback of prod env maintenance on a regular basis. Enable developers to easily access it and improve feedback loop together as a team effort.

The very first and most important part. What To Examine, Providing Developers Meaningful Feedback?

Continuous Feedback


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