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Restart ESXi management agent

ESXi 5.x /etc/init.d/hostd restart /etc/init.d/vpxa restart ESXi 4.x /etc/init.d/hostd restart service vmware-vpxa restart ESX: service mgmt-vmware restart service vmware-vpxa restart

Debian / Ubuntu package Management

You can search for a package by packagename or a word within the package description: apt-cache search apache2 apt-cache search “Apache ” You can also search by a file that is within the package: apt-file search apache2.conf Show package information: apt-cache show apache2 or apt-cache showpkg apache2 List files in a package: apt-file list apache2 […]

check_cab Nagios plugin for Hawk-I rack monitoring

If you use Sinetica Hawk-I or RacKMS to manage/monitor your datacentre cabinets, I’ve created a Nagios plugins to monitor each of the sensors (temperature/humidity etc). You can grab check_cab over at Nagios Exchange.

Gluster active/passive cluster

Gluster is a nice distributed file system which offers some management benefits over block level storage systems like DRBD. By design Gluster works in an active/active cluster configuration, however for applications where millisecond precision data replication is essential, an active/passive configuration is preferable. This is how (based on SLES11 with HAE): usual SLES HA cluster […]

3 Reasons not to use UK2

Today I was lured into using UK2 dot net by the temptation of a .com domain for only £5.99. Bargain I thought to myself as I clicked through the checkout. All is not as it seems though and a bargain is not always a bargain. This is why I will never be using UK2 again: […]

Installing Ruby on Rails on Plesk

To Install Ruby on Rails on a Plesk Server: yum groupinstall “Plesk 8.1 Ruby” yum install psa-miva (If Miva required) yum groupinstall “Plesk 8.1 FastCGI” (if FastCGI required) To Configure Ruby on Rails on a Plesk Server: 1. Create a domain in Plesk with Physical hosting. 2. Ensure that bin/bash access is enabled. 3. Ensure […]