---
layout: blog
title: Cloud Services
linkTitle: Cloud Services
categories: Uncategorized
tags: [Uncategorized, Cloud Services]
date: 2024-06-28 15:32:02 +0800
draft: true
toc: true
toc_hide: false
math: false
comments: false
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description:
weight: 100
---
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Certificate Application Issues Caused by CNAME–TXT Conflicts
Friday, April 25, 2025 in
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CNAME and TXT Records With the Same Prefix Cannot Coexist Anyone who has ever configured a domain knows that (A, AAAA) records cannot coexist with a CNAME, but most people have never run into a TXT vs. CNAME conflict. When would TXT and CNAME need …
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Releasing Reserved Memory on a VPS
Tuesday, December 31, 2024 in
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By default, the Linux kernel reserves a block of memory for kdump, and its size is controlled by the crashkernel parameter. Most application developers rarely trigger kernel panics, so you can recover this memory by editing /etc/default/grub. If you …
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ingress-nginx is not the same as nginx ingress
Tuesday, June 18, 2024 in
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After two weeks of reading documents, I finally realized that Ingress-Nginx and Nginx Ingress are not the same thing; they differ in functionality as well as implementation. There are even documents guiding the migration. Migrating from the …
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Using Alibaba Cloud Distributed Storage with Self-Built K8s Clusters
Friday, June 14, 2024 in
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Introduction This article, written on 2024-06-14, explains how to use Alibaba Cloud distributed storage in a self-built cluster on Alibaba Cloud. At the end you will find document links; the official Alibaba Cloud documentation is in Chinese, while …
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Volume Classification and Methodology
Wednesday, June 05, 2024 in
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Volumes Persistent Volumes Projected Volumes Ephemeral Volumes Storage Classes Dynamic Provisioning Volume Snapshots Volume Snapshot Classes Volume Cloning