| Time
|
Cause
|
Extent
|
| 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 April
|
DCU Maintenance
|
Network-wide
|
| 5th April
|
Kernel Updates
|
Ubuntu 10.04 machines
|
| March 2011
|
| 4th March
|
Kernel Updates
|
Unknown
|
| 1st March
|
Kernel Updates
|
deathray, carbon, daniel, azazel
|
| January 2011
|
| 13th January
|
"Necessary updates to C libraries"
|
Unknown
|
| November 2010
|
| 11th-14th November
|
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 October
|
Air-Conditioning Failure
|
data, daniel, carbon
|
| August 2010
|
| 12th-26th August
|
Messy Downtime
|
Network-wide
|
| February 2010
|
| 5th February
|
User File Move To Faster Storage
|
Network-wide
|
| December 2009
|
| 7th December
|
Kernel Upgrades
|
"IRC and other services"
|
| November 2009
|
| 22nd-23rd November
|
Failure to restart after ISS downtime
|
Network-wide
|
| October 2009
|
| 23rd October
|
Kernel Upgrades
|
Network-wide
|
| 1st October
|
Switch Upgrades
|
Network-wide
|
| September 2009
|
| 26th-27th September
|
DCU Bandwidth Upgrades
|
Network-wide
|
| 19th September
|
Moving Services from carbon to morpheus
|
carbon and morpheus
|
| August 2009
|
| 14th August
|
Kernel Vulnerabilities
|
Network-wide
|
| July 2009
|
| 30th July
|
Kernel Upgrades
|
Network-wide
|
| 18th July
|
Power Cut
|
Network-wide
|
| April 2009
|
| 16th April
|
Kernel Upgrades
|
Network-wide
|
| 10th April
|
Transformer Maintenance
|
Network-wide
|
| March 2009
|
| 23rd March
|
Upgrade to Redbrick-CSD Fiber Link
|
Network-wide
|
| 17th March
|
Moving Services to morpheus
|
IRC server and morpheus
|