Category: Rimuhosting

  • Reboot-less Xen patching

    Recently there have been two sets of Xen vulnerabilities.  One being disclosed in September, the other earlier today.  Historically we have had to organize host updates which required downtime to reboot VMs. For these last sets of vulnerabilities we have been able to use a recently introduced live patching feature in Xen to mitigate the…

  • DKIM and subaddressing added to 25mail.st

    We have added a couple of features to the 25mail.st service. First, we now support DKIM email signing. This lets our email servers sign outgoing messages so that recipients can verify that the email was sent from an authorized server. You will need to add a DNS entry for each email domain wishing to have…

  • Whitelist your own computer in fail2ban

    Fail2ban is a great “dynamic” firewall for servers that is installed by default on many of our VPSs, and we can install it on your VPSs at your request. It protects against brute-force attacks, where an attacker is trying to guess a password or exploit certain classes of vulnerabilities on servers. One potential problem with…

  • Using Fail2ban on wordpress wp-login.php and xmlrpc.php

    A fair few customer of ours use wordpress and occasionally notice that there are people hammering on a few URLs This can cause high load, slow websites and a number of issues, espoecuially when you have more than a single IP hammering away at that. The solution is simple, and it involves using fail2ban. Here…

  • Using Ansible to manage your VPSs – Part Two

    In this post I’m going to introduce playbooks, and show you how to customise the /etc/resolv.conf file on each server.  I assume you have followed Part One of this series and have created a hosts file and files in ~/myansible/host_vars/. Tasks, playbooks, groups and roles A note on terminology.  A task is something done on…

  • Using Ansible to manage your VPSs – Part One

    Ansible is a system to automate the updating of server configurations and other administration tasks.  In this post I’ll explain what’s necessary to get started with Ansible, creating a configuration structure, telling Ansble about your hosts and running ad-hock commands on multiple hosts. Ansible is useful when you have 3 or more VPSs and need…

  • New options for reduced VM pricing!

    Not every server needs priority CPU, backups, and 24×7 fully managed support.  We have added a few options on our http://launchtimevps.com ordering interface to let you tweak these settings to enable you to get a lower price for your server if that is appropriate. Option to enable/disable backups.  Less disk space usage costs less. Select…

  • LXD containers now available for Ubuntu

    The latest Ubuntu LTS release, Xenial 16.04 , comes with support for a container system called LXD.  LXD builds on the existing LXC container system, allowing for more convenient management of those containers. In this post I show how you can test out LXD containers on a Rimu VPS running Ubuntu 16.04.  I assume you…

  • Install ownCloud on a Rimu VPS

    Owncloud is a popular file storage and synchronization system, with many additional features available for it.  It’s a self-hosted alternative to systems like dropbox, but with owncloud your files are stored on your own servers.  This allows you to meet requirements to keep data in a certain jurisdiction, for example, or it might give you…

  • Ubuntu 16.04 LTS is here!

    We are pleased to announce the availability of Ubuntu 16.04 LTS server for new setups. This release has been code named Xenial Xerus. The official release notes are available from the Ubuntu team here. Our new VPS images are based on the official builds provided directly from http://cloud-images.ubuntu.com Significant updates in this release include