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If you’ve been getting the error message “ssh: Could not resolve hostname Name or service not known,” don’t worry, you’re not alone. The error message “ssh: Could not resolve hostname [name]: Name or service not known” indicates that the SSH client is unable to resolve the hostname of the remote server you are trying to …

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I was recently tasked with solving a tricky disk performance issue on a Linux server. At first, I thought it would be a straightforward task. After all, I had been working in IT for several years and had seen my fair share of disk performance issues. But as soon as I started looking into the …

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