A Pecha Kucha on sustainability in IT - twenty slides, and slides auto-advance every twenty seconds!
Senior Principal Software Engineer, Quarkus
The digital world creates
more carbon emissions
We have solutions.
Photo by Marcos Assis on Unsplash
Look at the sustainability information
before choosing a hosting region.
Choose a cloud provider who make this easy.
The four vowels
Photo by Giovanna Gomes on Unsplash
Utility: does it make me happy?
how much of the
capacity am I
Photo by engin akyurt on Unsplash
In many IT systems,
utilisation is very low
if I need less, can
I scale down?
We used to
leave our applications
running all the time.
turning them off at
night, we reduced
our cloud bill by
@darkandnerdy, Chicago DevOpsDays
can I do more
with the same
Does the tech stack
make a difference?
language make a
• REST + CRUD
• large heap
• RAPL energy measurement
• multiple instances to support high load
• US energy mix
Source: John O’Hara
climate impact of framework choice
Climate solutions can make everything better.
Turning things off saves a lot of money
Renewable energy is a lot cheaper
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