Downgrade package using yum.
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Tag: CentOS
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How to download RPM packages
Download RPM packages from YUM repository using additional yum utilities.
Increase Google Cloud virtual machine instance disk size without service interruption.
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How to disable Google Accounts daemon
Enforcing your own security policy that defines users, SSH keys, and sudo configuration inside custom templates based on official images in Google Cloud requires that you disable Google Accounts service, so it won’t get in the way.
Yesterday I had a small problem. I have added GlusterFS mount point to the fstab but filesystem wasn’t mounted automatically after I rebooted the operating system (CentOS).
I hit an intriguing problem as I needed to relay selected mailboxes rather than the whole domain. I assume that you have already noticed that everything needs to happen on the same domain. It is rare and quite interesting task so I will quickly describe it here using ISPConfig 3 but beware as this is a very specific topic so I strongly suggest to investigate it further before applying any changes.
Hmm… Today I hit funny problem as I couldn’t install Advanced Policy Firewall from RepoForge (RPMforge) repository on CentOS 6. Fortunately the solution is trivial and doesn’t require any magic…
What to do when you want to analyze data contained in database without overloading the server? The answer is simple as you can use MySQL Master-Slave replication to offload this task. I will describe it briefly here.
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CentOS netinstall – Mirror URL
Couple days ago I decided to use netinstall CD to install CentOS but got somewhat surprised by the “URL Setup” step as I didn’t expect to enter full URL containing installation image.