First, you need to install swift command line utility and here is how to do it: Install OpenStack swift client only In general, you will…
commandline
aptly – ERROR: unable to remove: published repo with storage:prefix/distribution ./mytest-stable not found
Sometimes the user manual may be unclear and you came here searching for a solution of dropping a published repository. We have aptly version: 1.3.0…
aptly mirror – gpgv: Can’t check signature: public key not found
If you want to mirror repositories from your current aptly server to a new server you must import the GPG key from your old server…
Expand disk and the root partition of the QEMU virtual server
This article is to show how easy is to grow the size of QEMU virtual disk and its partitions (along with ext4 file system). Of…
Online resize of a root ext4 file system – increase the space
Here you can see how to online resize your root ext4 file system. The free space of your partition will be increased after the operation….
Ubuntu apt – InRelease is not valid yet (invalid for another 151d 18h 5min 59s)
Invalid time could cause your server (or probably your virtual server or docker instance) to be unable to use Ubuntu’s packaging system apt. It is…
Quagga bgpd check whether the bgp session is established
If your quagga bgpd daemon is up and running (check out our article for Minimal quagga bgpd configuration to run and remote configure it) and…
apt-mark – upgrade with the exception of certain packages
If you are in a situation when you want to upgrade your system, but do not want to upgrade a certain software in it you…
ssh remote command escape special characters when using variable
You should always enclose the command given to the ssh client for remote executing! You see the difference! The second line the special character “*”…
systemd service freezes in activating (start-post) status – mysqld or other services
We’ve experienced this with the MySQL server under CentOS 7, but you can have this state with other services! After updating our MySQL we tried…