Difference between revisions of "Downtime"

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{| style="color:black; cellpadding="10" cellspacing="0" border="1"
 
{| style="color:black; cellpadding="10" cellspacing="0" border="1"
!Time
+
!Date(s)
 
!Cause
 
!Cause
 
!Extent
 
!Extent
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!scope="row" colspan="4"|April 2011
 
!scope="row" colspan="4"|April 2011
 
|-
 
|-
|21st-23rd April
+
|21st-23rd
 
|DCU Maintenance
 
|DCU Maintenance
 
|Network-wide
 
|Network-wide
 
|-
 
|-
|5th April
+
|5th
 
|Kernel Updates
 
|Kernel Updates
 
|Ubuntu 10.04 machines
 
|Ubuntu 10.04 machines
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!scope="row" colspan="4"|March 2011
 
!scope="row" colspan="4"|March 2011
 
|-
 
|-
|4th March
+
|4th
 
|Kernel Updates
 
|Kernel Updates
 
|Unknown
 
|Unknown
 
|-
 
|-
|1st March
+
|1st
 
|Kernel Updates
 
|Kernel Updates
 
|deathray, carbon, daniel, azazel
 
|deathray, carbon, daniel, azazel
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!scope="row" colspan="4"|January 2011
 
!scope="row" colspan="4"|January 2011
 
|-
 
|-
|13th January
+
|13th
 
|"Necessary updates to C libraries"  
 
|"Necessary updates to C libraries"  
 
|Unknown
 
|Unknown
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!scope="row" colspan="4"|November 2010
 
!scope="row" colspan="4"|November 2010
 
|-
 
|-
|11th-14th November
+
|11th-14th
 
|Hub Power Upgrade
 
|Hub Power Upgrade
 
|Network-wide
 
|Network-wide
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|Network-wide
 
|Network-wide
 
|-
 
|-
|4th October
+
|4th
 
|Air-Conditioning Failure
 
|Air-Conditioning Failure
 
|data, daniel, carbon
 
|data, daniel, carbon
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!scope="row" colspan="4"|August 2010
 
!scope="row" colspan="4"|August 2010
 
|-
 
|-
|12th-26th August
+
|12th-26th
 
|Messy Downtime
 
|Messy Downtime
 
|Network-wide
 
|Network-wide
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!scope="row" colspan="4"|February 2010
 
!scope="row" colspan="4"|February 2010
 
|-
 
|-
|5th February
+
|5th
 
|User File Move To Faster Storage
 
|User File Move To Faster Storage
 
|Network-wide
 
|Network-wide
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!scope="row" colspan="4"|December 2009
 
!scope="row" colspan="4"|December 2009
 
|-
 
|-
|7th December
+
|7th
 
|Kernel Upgrades
 
|Kernel Upgrades
 
|"IRC and other services"
 
|"IRC and other services"
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!scope="row" colspan="4"|November 2009
 
!scope="row" colspan="4"|November 2009
 
|-
 
|-
|22nd-23rd November
+
|22nd-23rd
 
|Failure to restart after ISS downtime
 
|Failure to restart after ISS downtime
 
|Network-wide
 
|Network-wide
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!scope="row" colspan="4"|October 2009
 
!scope="row" colspan="4"|October 2009
 
|-
 
|-
|23rd October
+
|23rd
 
|Kernel Upgrades
 
|Kernel Upgrades
 
|Network-wide
 
|Network-wide
 
|-
 
|-
|1st October
+
|1st
 
|Switch Upgrades
 
|Switch Upgrades
 
|Network-wide
 
|Network-wide
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!scope="row" colspan="4"|September 2009
 
!scope="row" colspan="4"|September 2009
 
|-
 
|-
|26th-27th September
+
|26th-27th
 
|DCU Bandwidth Upgrades
 
|DCU Bandwidth Upgrades
 
|Network-wide
 
|Network-wide
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!scope="row" colspan="4"|August 2009
 
!scope="row" colspan="4"|August 2009
 
|-
 
|-
|14th August
+
|14th
 
|Kernel Vulnerabilities
 
|Kernel Vulnerabilities
 
|Network-wide
 
|Network-wide
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!scope="row" colspan="4"|July 2009
 
!scope="row" colspan="4"|July 2009
 
|-
 
|-
|30th July
+
|30th
 
|Kernel Upgrades
 
|Kernel Upgrades
 
|Network-wide
 
|Network-wide
 
|-
 
|-
|18th July
+
|18th
 
|Power Cut
 
|Power Cut
 
|Network-wide
 
|Network-wide
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!scope="row" colspan="4"|April 2009
 
!scope="row" colspan="4"|April 2009
 
|-
 
|-
|16th April
+
|16th
 
|Kernel Upgrades
 
|Kernel Upgrades
 
|Network-wide
 
|Network-wide
 
|-
 
|-
|10th April
+
|10th
 
|Transformer Maintenance
 
|Transformer Maintenance
 
|Network-wide
 
|Network-wide
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!scope="row" colspan="4"|March 2009
 
!scope="row" colspan="4"|March 2009
 
|-
 
|-
|23rd March
+
|23rd
 
|Upgrade to Redbrick-CSD Fiber Link
 
|Upgrade to Redbrick-CSD Fiber Link
 
|Network-wide
 
|Network-wide
 
|-
 
|-
|17th March
+
|17th
 
|Moving Services to morpheus
 
|Moving Services to morpheus
 
|IRC server and morpheus
 
|IRC server and morpheus
 
|}
 
|}

Revision as of 12:43, 21 August 2011

Date(s) 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 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 September 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