DevOps & relevant information
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How to reduce an EBS volume (in AWS cloud) inside a cluster Kubernetes?
Context: AWS only supports to increase EBS volume size. So, if we want to reduce EBS volume, we need to do it ourselves. Basically, we need to create a new EBS volume with a smaller size and copy data from current EBS volume to a new one. However, we need to make sure there is…
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Re-generate cert-manager-webhook-tls after being expired
Some time ago, when I took a task to upgrade a version of Nexus in our Kubernetes cluster, I created a Nexus-test with same version to start with (to make sure if something goes wrong, it won’t have any impacts on Nexus we are using for our pipelines). So, I need to use another TLS…
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How to scale up/down self-hosted agentpools AzureDevOps
Recently, we needed to prepare for migration from self-hosted gitlab in Kubernetes cluster to AzureDevOps (SaaS). I took the lead to setup the environment (self-hosted agentpools) as it’s new to me and I wanted to discover AzureDevOps. I followed the official document from Microsoft to set it up. However, I got some minor errors in…
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