Introduction For this guide, we shall be looking at how to make use of the FreeIPA replica feature to set up high availability in FreeIPA. We shall then configure Keepalived to facilitate failover between any number of FreeIPA instances. In this guide, only two FreeIPA instances will be used, one being the master server and […]
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This process entails two stages: a) Adding Disk space to a Ganeti instance Stop the machine using the command below: root@master-node:~# gnt-instance stop cloud.renu.ac.ug NB: cloud.renu.ac.ug is the name of the Ganeti instance to be re-sized There after, run the command below. Warning: Since this command usually takes long to complete, it’s strongly advised that
Resizing disk size for a Ganeti instance Read More »
The Python Software Foundation (PSF) has rushed out Python 3.9.2 and 3.8.8 to address two notable security flaws, including one that is remotely exploitable but in practical terms can only be used to knock a machine offline. PSF is urging its legion of Python users to upgrade systems to Python 3.8.8 or 3.9.2, in particular
Python update to tackle remote code vulnerability Read More »
There can be a number of reasons for migrating from one mail server to another, the commonest being “running low on disk storage”. Other reasons may include “the need to having a failover mail server” in case of any catastrophic event that may compromise the active email server, among others. In other words, this same
Migrating from Zimbra to Zimbra (ZCS to ZCS) Read More »
