Linux

Dovecot backup over SSH using doveadm

This is just a short post about how to do  Dovecot Maildir backup using the command doveadm backup initiated from your home server that is not on the Internet, to your Internet facing mail server using SSH as a secure transport medium. The post is not based on any linux distribution and can be used […]

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Linux

Modify Rspamd throughput (RRD) graph

This short post describes how to remove data from Rspamd throughput RRD-graph, usually stored in the rspamd.rrd file. The location depends on the linux distribution, but it is located /var/lib/rspamd/rspamd.rrd on Ubuntu 18.04. This procedure can most likely be used on all types of RRD-files and is not exclusive for Rspamd. It is recommended to […]

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Virtualization

Backup VMware ESXi using BazaarVCB

This post describes how you can backup your VMware ESXi home installation with free license using BazaarVCB if you do not have a vCenter Server available. Bazaarvcb is the fastest backup solution I have used on the free VMware hypervisor. Download the latest version from the download page. The backup script is run by crontab […]

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Scripting

Backup of Zimbra MailBox using zmmailbox

This is a short script I use to backup the Zimbra mailbox content for my users. This has been used on a Zimbra Collaboration Server (ZCS Open Source Edition) 7.2 installation, but should work on earlier versions as well. I use another script to backup the whole Zimbra installation, but that might be another blog […]

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