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Month: April 2021

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a few kubectl command examples

2021-04-24 Leon Xie

In this post, I will list a few examples for kubectl comman, which can be referenced in daily work. 1. create tls secret kubectl create secret tls secret-name –cert=/path/to/cert –key=/path/to/key 2. get information from pod get the ready status of… Read More

kubernetesjson path, kubectl, kubernetesLeave a comment

disk block size vs filesystem block size

2021-04-182021-04-18 Leon Xie

In this post, I will briefly describe the differences between disk block size and filesystem block size. In the computer architecture, every byte in the main memory has a unique address. In x86 arch, the CPU can read 4 bytes… Read More

linuxblock, linux, stat1 Comment

pitfalls and tips when using self-signed certificate

2021-04-11 Leon Xie

A few days ago, I encountered an issue when using a self-signed certificate. The use case of the self-signed certificate is simple. I created a self-signed certificate with openssl and configure it in the application. There is no issue on… Read More

certificate, tlscertificate, curl, tlsLeave a comment

avoid large size of helm chart

2021-04-08 Leon Xie

These days I am trying to integrate one helm chart as a sub chart into another helm chart. However, I encountered a installation problem after the integration. When I run the below command to install a release, I got the… Read More

helmhelm, kubernetesLeave a comment

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