OpenStack in Production - Archives
Now moved to http://techblog.web.cern.ch
Wednesday, 21 February 2018
Maximizing resource utilization with Preemptible Instances
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Motivation The CERN cloud consists of around 8,500 hypervisors providing over 36,000 virtual machines. These provide the compute resour...
18 comments:
Tuesday, 30 January 2018
Keep calm and reboot: Patching recent exploits in a production cloud
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At CERN, we have around 8,500 hypervisors running 36,000 guest virtual machines. These provide the compute resources for both the laboratory...
78 comments:
Wednesday, 30 August 2017
Scheduled snapshots
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While most of the machines on the CERN cloud are configured using Puppet with state stored in external databases or file stores, there ar...
13 comments:
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