|Ticket Number:||20070527_1||Ticket State:||CLOSED|
|Ticket Opened:||2007-05-27 12:15||Ticket Closed:||2007-05-30 16:21|
|Ticket Description:||Power outage at our main data-centre PoP|
Problem Description:At a data centre at ETH Zurich, there was a short circuit with subsequent fire in the power distribution system. The centre hosts many of SWITCH's routers and servers.
Affected:From 2007-05-27 02:10 until 2007-05-27 05:20
Impact: Total loss of connectivity
Sites/Services: WSL, NAZ
Those servers that hadn't come up were restarted by hand.
Power restored, most devices come back up. All sites reachable normally again. Some servers failed to boot. One optical 10Gb/s link between ETHZ and University of Lausanne doesn't work anymore.
Backup power supplies ran out of battery - all devices at ETHZ RZ lost power. NAZ and WSL (Birmensdorf) became unreachable.
Short circuit with subsequent fire in power distribution system.
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