Category Archives: UNIX/Linux

What is: Linux keyring, gnome-keyring, Secret Service, and D-Bus

7 December 2019
 

 It’s a really long-read post and I wast sure if it’s better to split it into three parts or put them together. On the one side, there are keyrings, from another – D-Bus, and finally, there is a Secret Service. Eventually, I decided to keep them here together as I googled all it in the… Read More »

SSH: RSA keys, and ssh-agent for SSH keys and their passwords management

1 December 2019
 

 During keyring configuration for the Nextcloud client (see the Linux: the Nextcloud client, qtkeychain and the “The name org.freedesktop.secrets was not provided by any .service files” error post) – I decided to clean up the mess in my SSH keys, as I have a lot of them and sometimes authentication became just pain. In general… Read More »

Linux: the Nextcloud client, qtkeychain and the “The name org.freedesktop.secrets was not provided by any .service files” error

1 December 2019
 

 After installing Nextcloud (see the Nextcloud: running in Docker Compose on Debian with Let’s Encrypt SSL post), on the next day its client ton my Arch Linux asked for authentication. But after I entered my credentials, it returned me the following error: Reading from keychain failed with error: ‘The name org.freedesktop.secrets was not provided by… Read More »

Nextcloud: running in Docker Compose on Debian with Let’s Encrypt SSL

30 November 2019
 

 I while ago I’d tested the Nextcloud, see the NextCloud: installing server on Debian behind NGINX with PHP-FPM and client on Arch Linux post. In general, it looks good, so it’s time to try to run in a production environment and finally migrate from Dropbox to it. Today, let’s spin up a Nextcloud instance using… Read More »

Arch Linux: package-query: error while loading shared libraries: libalpm.so.11

26 October 2019
 

 Didn’t install upgrades for a couple of weeks, today packages to be upgraded became over 100, so I run it. Upgrades on my Arch Linux are installed with a simple alias in the.bashrc: … alias osupgrade=”yaourt -Syua –noconfirm” … (seems eventually it’s time to change it to the alias osupgrade=”yay -Syua –noconfirm”) The error Usually,… Read More »

Debian: logrotate won’t rotate logs with an “unknown group ‘syslog'” error

9 October 2019
 

 We have an AWS EC2 with Debian and logrotate. One day its root partition was exhausted and when I started investigating it – found, that we have a bunch of files like /var/log/syslog.N.gz. At the same time by default logrotate creates a config file to rotate syslog log files: [simterm] root@monitoring-dev:~# cat /etc/logrotate.d/syslog # Ansible… Read More »

Redis: main configuration parameters and performance tuning overview

10 September 2019
 

 Currently configuring Redis server as our backend caching service and during that wrote this post with some things to pay attention at in Redis config file. Shortly enough but with links to other posts or documentation. Let’s begin with the redis-benchmark utility. Will be installed alongside with Redis service, so can be used right after… Read More »