Skip to content
vpsFree.cz

Notes from the server room and beyond

Join us
Articles · RSS ·
Česky

Recent posts

  • Linux distributions: users most often switch to Rocky Linux and NixOS
  • Two-factor login with passkeys
  • Primary DNS servers
  • Prometheus metrics and node load heatmaps
  • We've replaced LXCFS with kernel virtualization

Tags

AlpineBrnoCentOSDDoSDebianDevuanDiscoursediskDNSDockerenergyFedoraGentooGREHaveAPIInstallFestIPv6IRCKřišťálová LupaKVMLet's EncryptLinuxDaysMasterMikroTikOpenAltopenSUSEPasskeyPrometheusnetworkSSDvpsAdminvpsAdminOS

Categories

  • Events (21)
  • Security (5)
  • Distributions (11)
  • Uncategorized (1)
  • Support (4)
  • Server (35)
  • Schools (1)
  • Technology (21)
  • vpsFree.cz (37)

Archives

  • May 2025 (1)
  • March 2025 (1)
  • August 2024 (1)
  • July 2024 (1)
  • January 2024 (1)
  • December 2023 (2)
  • July 2023 (1)
  • April 2023 (2)
  • January 2023 (1)
  • October 2022 (1)
  • July 2022 (1)
  • June 2022 (2)
  • February 2022 (1)
  • December 2021 (1)
  • September 2021 (1)
  • March 2021 (2)
  • February 2021 (1)
  • December 2020 (1)
  • November 2020 (1)
  • October 2020 (1)
  • September 2020 (1)
  • August 2020 (1)
  • June 2020 (2)
  • April 2020 (1)
  • March 2020 (5)
  • February 2020 (1)
  • January 2020 (1)
  • October 2019 (1)
  • June 2019 (2)
  • May 2019 (2)
  • March 2019 (1)
  • February 2019 (1)
  • January 2019 (1)
  • November 2018 (1)
  • October 2018 (3)
  • September 2018 (1)
  • July 2018 (1)
  • May 2018 (1)
  • March 2018 (1)
  • September 2017 (2)
  • June 2017 (1)
  • May 2017 (2)
  • March 2017 (2)
  • February 2017 (1)
  • December 2016 (1)
  • November 2016 (4)
  • October 2016 (4)
  • September 2016 (4)
  • August 2016 (2)
  • June 2016 (5)
  • May 2016 (5)
  • April 2016 (3)
  • March 2016 (3)
  • February 2016 (3)
  • January 2016 (3)
  • December 2015 (1)
  • November 2015 (7)
  • October 2015 (5)
  • September 2015 (3)
  • August 2015 (1)
  • June 2015 (3)
  • May 2015 (3)
  • April 2015 (1)
  • March 2015 (1)
  • November 2014 (3)

Linux distributions: users most often switch to Rocky Linux and NixOS

16.5.2025 by Petr Krčmář ·Discourse discussion

After two years, we're back with our regular statistics on the Linux distributions running on our virtual servers.
Continue reading

Two-factor login with passkeys

3.3.2025 by Jakub Skokan ·Discourse discussion

We've prepared a new secure way to log in to vpsAdmin. You can now use passkeys.
Continue reading

Primary DNS servers

19.8.2024 by Jakub Skokan ·Discourse discussion

After reverse records and secondary zones, primary zones are now supported too. If you'd like, you can manage your domains' DNS records through vpsAdmin.

Continue reading

Prometheus metrics and node load heatmaps

31.7.2024 by Jakub Skokan ·Discourse discussion

vpsAdmin and status.vpsf.cz provide metrics for the Prometheus monitoring system. I've already written about the original proposal, but the final metrics differ slightly, so check the current state in vpsAdmin instead.

Continue reading

We've replaced LXCFS with kernel virtualization

15.1.2024 by Jakub Skokan ·Discourse discussion

We've changed how selected files in proc are virtualized, replacing LXCFS with namespace-based virtualization.
Continue reading

Single sign-on in vpsAdmin

30.12.2023 by Jakub Skokan ·Discourse discussion

I'd like to introduce the new login system for vpsAdmin. My aim was to unify how you log in to vpsAdmin, the knowledge base, Discourse and possibly other services in the future.

Continue reading

We have Discourse! Come and talk, mailing lists have had their day

19.12.2023 by Pavel Šnajdr ·Discourse discussion

I'll keep this brief: we have Discourse! You can find it at discourse.vpsfree.cz.

Continue reading

Automatic VPS disk expansion

10.7.2023 by Jakub Skokan ·Discourse discussion

A virtual server running out of disk space is quite a common occurrence here. To protect applications and filesystems, we have decided to automate the response.
Continue reading

devcgprog: a utility for configuring the cgroupv2 devices controller

27.4.2023 by Jakub Skokan ·Discourse discussion

Since the beginning of 2022, we have been working on the move to cgroups v2. It requires changes to the Linux kernel as well as userspace integration. That is why the devcgprog utility came about.
Continue reading

vpsAdmin news: SSH host keys, template changes and cgroups

24.4.2023 by Jakub Skokan ·Discourse discussion

We have prepared several technical updates for vpsAdmin. You can view SSH host key fingerprints, control changes made to template settings, and we are beginning the move to new cgroups.
Continue reading

  • ««
  • «
  • 1
  • 2
  • 3
  • 4
  • 5
  • »
  • »»
vpsFree.cz · Main website