Cloud, and The Death of The Sysadmin
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This is material of IT Infrastructure sharing session that we regularly held at Tokopedia. This slide describe how Cloud computing will slowly change our mindset about IT infrastructure. And, if you are a system administrator, you will see some aspects to be consider.
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Cloud, and The Death of The Sysadmin
- 1. CLOUD &THE DEATH OFTHE SYSADMIN How to switch your mindset and what is needed to stay qualified Andika Kurniantoro - 2014 - andika@sains.me
- 2. CLOUD COMPUTING … is computing in which large groups of remote servers are networked to allow centralized data storage and online access to computer services or resources. -wikipedia
- 4. CLOUD COMPUTING: THE STACK SaaS - Software as a Service Target: End users Dropbox, GitHub, Redbooth,AWS S3 PaaS - Platform as a Service Target:Apps Developer Heroku, GAE, OpenShift IaaS - Infrastructure as a Service Target: System Architect AWS EC2, Softlayer, Linode
- 5. CLOUD COMPUTING: THE STACK - 2 Applications Data Runtime Middleware OS Virtualization Server Storage Networking Applications Data Runtime Middleware OS Virtualization Server Storage Networking Applications Data Runtime Middleware OS Virtualization Server Storage Networking Applications Data Runtime Middleware OS Virtualization Server Storage Networking Traditional IT IaaS PaaS SaaS You manage Delivered as a Service 50/50
- 6. YOUR PRESENCE ARE ‘YOU’ STILL REQUIRED? Physical server + Linux Physical server + Linux + Bind Physical server + Linux + PostgreSQL Physical server + Linux + Redis EC2 Route53 RDS Elasticache Just a click away! Buy servers, mounting to rack, install OS, setup, bla bla bla…
- 7. SYSADMINVS. NETADMIN SYSADMIN “Anything that involved the cable, switches, routers, ping time, traceroute, etc. was not the concern of sysadmins” NETADMIN “As long as the light was blinking on the NIC, anything happening inside the box was not the problem of netadmin”
- 8. THE RISE OF CLOUD ADMINISTRATOR • He / she is a… • Sysadmins who have an understanding of how networks work, including DHCP, DNS, and IP routing, or… • Network admins who have an appreciation for the nature of the application traffic flowing across the wires, or even… • Software engineers who have a bit understanding about how IP subnetting works and what is ‘lsof’ command stands for.
- 9. WHAT MAKESYOU STILL HERE • AWS charges us almost everything, we need system architect! Save $$$ • Linux is still need to be optimized based on apps. • As a gate keeper, clean keeper & security person. • Overall, if you are not around, then who will be blamed if something’s goes wrong?
- 10. BRACEYOURSELF • Never think that your role is impossible to replace. Remember that we've seen this happen before - in manufacturing! • No more sysadmin & netadmin.They are merged into Cloud Administrator - akin to a physician: doing assessment, diagnosis, and treatment. • Do not stop learning, try something new every time, remember that… • Anyone who stops learning is old, whether at twenty or eighty. ~ Henry Ford
- 11. AREYOU READY? It doesn’t matter if you are ready or not, no one will wait for you!
- 12. THAT’S IT