Category: System Administration
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3-2-1 backup! Save data from VPN to local disk to cloud: part 1
3-2-1 backup is not a timer to backup. It’s a well covered backup strategy to avoid data loss storing 3 copies of valuable data in different places. At least 3 backups, 2 of which are locally stored in different devices, and 1 is stored externally, for example a cloud storage service. Here’s a recipe of […]
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Upgrade from Windows 7 OEM to Windows 10
Can still be feasible to upgrade an existing Window 7, 32 bit installation on 2020? I tried and yes, it is. Actually this is a suggestion of some of the best articles on this topic, this ZDnet howto by Ed Bott (archive) and this howtogeek howto by Chris Hoffman (archive) to convert a Windows 10 […]
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Migrate mercurial code hosting from Bitbucket to your server in 9 steps using docker
By now Atlassian is dropping support to Mercurial on the popular Bitbucket service. Here is a proof of concept to use a Docker container as a separate environment where self-host your code using basic mercurial features without bells and whistles. To do so, a docker container based on popular and lightweight jdeathe/centos-ssh image will be […]
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Give flatpack a chance
Talking about package manager on Linux, flatpak gained attention recently. Installation is easy, this is about installing on Ubuntu. If you’ve some trouble installing an application using the package manager shipped with your distro, you can give it a try, since it’s available on 22 distro by now. In the above case, torbrowser packet is […]
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Full backup of PostgreSQL and restore on docker
In this howto I will show how to backup all PostgreSQL databases, roles and permission on a server and restore them on another server on a docker. 1. Backup databases on origin server To backup all PostgreSQL databases automatically, preserving roles and permission, you can create this cron.d script (this example is from a CentOS): […]