Downtime

Date(s)	Cause	Extent	June 2013
(From May) - present	Update to 13.04, Fixing local root exploit.	Pygmalion online but not processing logins.
May 2013
18th - (into June)	Update to 13.04, Fixing local root exploit.	Pygmalion
September 2011
29th	Power surges throughout DCU.	All servers (?)
August 2011
21st	Reboot due to unknown cause.	Azazel
June 2011
4th-7th	Air-conditioning malfunction.	Everything apart from Azazel and Deathray.
April 2011
21st-23rd	DCU Maintenance	Network-wide
5th	Kernel Updates	Ubuntu 10.04 machines
March 2011
4th	Kernel Updates	Unknown
1st	Kernel Updates	deathray, carbon, daniel, azazel
January 2011
13th	"Necessary updates to C libraries"	Unknown
November 2010
11th-14th	Hub Power Upgrade	Network-wide
30th October-3rd November	Hub Power Testing	Network-wide
October 2010
30th October-3rd November	Hub Power Testing	Network-wide
4th	Air-Conditioning Failure	data, daniel, carbon
August 2010
12th-26th	Messy Downtime	Network-wide
February 2010
5th	User File Move To Faster Storage	Network-wide
December 2009
7th	Kernel Upgrades	"IRC and other services"
November 2009
22nd-23rd	Failure to restart after ISS downtime	Network-wide
October 2009
23rd	Kernel Upgrades	Network-wide
1st	Switch Upgrades	Network-wide
September 2009
26th-27th	DCU Bandwidth Upgrades	Network-wide
19th	Moving Services from carbon to morpheus	carbon and morpheus
August 2009
14th	Kernel Vulnerabilities	Network-wide
July 2009
30th	Kernel Upgrades	Network-wide
18th	Power Cut	Network-wide
April 2009
16th	Kernel Upgrades	Network-wide
10th	Transformer Maintenance	Network-wide
March 2009
23rd	Upgrade to Redbrick-CSD Fiber Link	Network-wide
17th	Moving Services to morpheus	IRC server and morpheus