Red Hat Enterprise Linux 6 and Lonely Planet
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1 Red Hat Enterprise Linux 6 and Lonely Planet Mark Barger Linux Engineer #lpitops @mark_barger
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Transcript of Red Hat Enterprise Linux 6 and Lonely Planet
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Red Hat Enterprise Linux 6 and Lonely Planet
Mark BargerLinux Engineer
#lpitops@mark_barger
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Environments
275 Linux servers
Vast majority were Red Hat Enterprise Linux 5
Very progressive Ruby development that was being limited by RHEL5
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Transition
Rolled out RHEL6 beta for some applications in September last year
RHEL6 stable released in November. Upgraded everything from beta to stable
Remaining servers are all being transitioned
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New in RHEL6
Control Groups (cgroups)
Assign RAM/CPU resources to processes
RHEV-H and RHEV-M
Bare metal install virtualisation platform
Horrible management platform…
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To succeed:
Infrastructure as Code
Config management
Excellent communication between Dev and Ops
Embed Ops staff in Dev teams
Don’t use RHEV-M… Yet.
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Mark BargerLinux Engineer
#lpitops@mark_barger
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