Kris Buytaert Kris Buytaert ● I used to be a Dev, I used to be a Dev, ● Then Became an Op Then Became an Op ● CTO and Open Source Consultant CTO and Open Source Consultant @ @inuits.eu inuits.eu ● Everything is a freaking DNS Everything is a freaking DNS Problem Problem ● Evangelizing devops Evangelizing devops ● Organiser of #devopsdays, Organiser of #devopsdays, #cfgmgmtcamp, #loadays, …. #cfgmgmtcamp, #loadays, ….
A global movement to improve the A global movement to improve the quality of software delivery leveraging quality of software delivery leveraging Open Source experience, started in Gent Open Source experience, started in Gent in 2009 in 2009
Because the old days: Because the old days: ● “ “Put this Code Live, here's a tarball” Put this Code Live, here's a tarball” NOW! NOW! ● What dependencies ? What dependencies ? ● No machines available ? No machines available ? ● What database ? What database ? ● Security ? Security ? ● High Availability ? High Availability ?
These Days These Days ● “ “Put this Code Live, here's a Docker Put this Code Live, here's a Docker Container ” Container ” ● No machines available ? No machines available ? ● What database ? Where to store the What database ? Where to store the data ? data ? ● Security ? What distro is this even ? Security ? What distro is this even ? Bad Cows ? Bad Cows ? ● How do we monitor his ? How do we monitor his ? ● Backups ? Backups ? ● How did you build this ? How did you build this ?
Why adopt shiny new stuff ? Why adopt shiny new stuff ? ● Attention Span ? Attention Span ? ● Resume building ? Resume building ? • 0.5 year = novice in 20 techs 0.5 year = novice in 20 techs vs vs • 7 year = expert in 4 techs 7 year = expert in 4 techs
New != Better New != Better ● It’s called Bleeding edge for a It’s called Bleeding edge for a reason reason ● Missing Features Missing Features ● Operatability Operatability ● Stability Stability
Hello world today Hello world today ● Micro service architecture Micro service architecture ● Displaying content in a file Displaying content in a file ● Kubernetes 2.6+ Storage Kubernetes 2.6+ Storage ● OpenStack OpenStack
Why don’t ops adopt ? Why don’t ops adopt ? ● They do .. They do .. • It just takes more time It just takes more time • More worries More worries • More care More care
Why don’t ops adopt ? Why don’t ops adopt ? ● We already fixed that problem We already fixed that problem ● We have a different use case We have a different use case ● That won’t work because That won’t work because • A A • B B • C C ● Cool lets try it .. Cool lets try it ..
Puppet Adoption Puppet Adoption ● Focus on the wrong part Focus on the wrong part • Expert in Puppet Expert in Puppet • Doesn’t understand apache config Doesn’t understand apache config
$$$$$$$$$$$$$$$ $$$$$$$$$$$$$$$ ● We don’t have time We don’t have time ● Initial Budget was too low, Initial Budget was too low, unrealistic unrealistic ● Existing Technical Debt Existing Technical Debt ● Firefighting Firefighting ● Time pressured project Time pressured project
Workload is inverted Workload is inverted ● X devs work on 1-2 concurrent X devs work on 1-2 concurrent projects projects ● X/20 ops/security work on all the X/20 ops/security work on all the projects the devs touched over the projects the devs touched over the past 5 years past 5 years ● AND need to build the next gen AND need to build the next gen platform platform
● Grumpy Grumpy • Woken up one Woken up one to many times to many times for the wrong for the wrong reason reason ● Old , aka Old , aka Experienced Experienced Typical Ops Dude Typical Ops Dude
Devops = Cool Devops = Cool ● All the cool kids are doing this All the cool kids are doing this ● We want to be cool We want to be cool ● People only want to work for cool People only want to work for cool companies companies ● Banks etc are boring Banks etc are boring
Late Adoption Late Adoption ● You need to do IAC You need to do IAC ● We don’t need IAC We don’t need IAC ● You really need to do IAC You really need to do IAC ● IAC is too difficult for us .. IAC is too difficult for us .. ● Really you need to do IAC Really you need to do IAC ● We’re doing Ansible now … We’re doing Ansible now …
0 day software 0 day software 0900: “Whow Hashicorp released 0900: “Whow Hashicorp released Consul X.Y” Consul X.Y” Let’s have this in prod by this Let’s have this in prod by this afternoon afternoon Ego driven development Ego driven development
R&D vs Prod R&D vs Prod ● Schedule time to Research new topics Schedule time to Research new topics ● Not all of them are irrelevant Not all of them are irrelevant ● But limit the number of patterns you need to manage But limit the number of patterns you need to manage ● e.g Limited number of OS Variants, Deployment e.g Limited number of OS Variants, Deployment Patterns, Storage Backends Patterns, Storage Backends
Full Stack Engineer Full Stack Engineer ● Knows the MEAN Stack Knows the MEAN Stack ● Is still confused about Is still confused about the Javascript the Javascript framework he wants to framework he wants to use yesterday use yesterday ● Is familiar with all the Is familiar with all the previously mentioned previously mentioned tools tools ● Understands the Linux Understands the Linux Kernel Kernel ● Debugs Java Code Debugs Java Code ● Understands Networking Understands Networking and Security and Security ● Understands deployment Understands deployment ● Tunes Databases Tunes Databases
Dull Stack Engineer Dull Stack Engineer ● Knows the stack in depth Knows the stack in depth ● Invests in people Invests in people ● Knows his coworkers in depth Knows his coworkers in depth ● Is there for the business, not for the Is there for the business, not for the fun of the new tool fun of the new tool
$value $value ● Devops is about generating value Devops is about generating value for your organisation , together for your organisation , together ● What’s the value of shiny $tool vs What’s the value of shiny $tool vs boring tool ? boring tool ?
Back to the roots Back to the roots ● Collaborating for a better platform Collaborating for a better platform ● Open Source Open Source ● Empathy Empathy ● Common Sense Common Sense
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