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The Return of the DullThe Return of the Dull
Stack EngineerStack Engineer
Kris Buytaert
@krisbuytaert
Kris BuytaertKris Buytaert
● I used to be a Dev,I used to be a Dev,
● Then Became an OpThen Became an Op
● CTO and Open So...
C(L)AMSC(L)AMS
● CultureCulture
● (Lean)(Lean)
● AutomationAutomation
● MeasurementMeasurement
● SharingSharing
Damon Edwa...
A global movement to improve theA global movement to improve the
quality of software delivery leveragingquality of softwar...
Because the old days:Because the old days:
● ““Put this Code Live, here's a tarball”Put this Code Live, here's a tarball”
...
10 days into operations10 days into operations
Topic Evolution : CultureTopic Evolution : Culture
● Agile, Kanban, LeanAgile, Kanban, Lean
● Startups as examplesStartups...
Topic Evolution : AutomationTopic Evolution : Automation
● Cfengine, Puppet, ChefCfengine, Puppet, Chef
● Mcollective, Noa...
Topic Evolution : AutomationTopic Evolution : Automation
● Xen, KVM, openVZ, lxcXen, KVM, openVZ, lxc
● VagrantVagrant
● L...
Topic Evolution : MonitoringTopic Evolution : Monitoring
● NagiosNagios
● CactiCacti
● MuninMunin
● RRDRRD
● Zenoss, Zabbi...
Culture vs ToolsCulture vs Tools
These DaysThese Days
● ““Put this Code Live, here's a DockerPut this Code Live, here's a Docker
Container ”Container ”
● N...
Tools will not fix yourTools will not fix your
broken culturebroken culture
Tooling hype is not helpingTooling hype is not...
Hype SeasonHype Season
● Conference Visitors numbers skyrocketConference Visitors numbers skyrocket
•
OpenStack 3000+ mark...
Why adopt shiny new stuff ?Why adopt shiny new stuff ?
● Attention Span ?Attention Span ?
● Resume building ?Resume buildi...
Works on My MachineWorks on My Machine
New != BetterNew != Better
● It’s called Bleeding edge for aIt’s called Bleeding edge for a
reasonreason
● Missing Feature...
Hello world todayHello world today
● Micro service architectureMicro service architecture
● Displaying content in a fileDi...
Complexity is theComplexity is the
enemy of reliabilityenemy of reliability
U are not facebookU are not facebook
U are not LinkedinU are not Linkedin
● Kafka is awesomeKafka is awesome
● But you have 100 messages an hourBut you have 10...
Welcome to EuropeWelcome to Europe
Why don’t ops adopt ?Why don’t ops adopt ?
● They do ..They do ..
•
It just takes more timeIt just takes more time
•
More ...
Improve your sleepImprove your sleep
Put your {devs,managers,qa}Put your {devs,managers,qa}
ON CALL !ON CALL !
Why don’t ops adopt ?Why don’t ops adopt ?
● We already fixed that problemWe already fixed that problem
● We have a differ...
Puppet AdoptionPuppet Adoption
● Focus on the wrong partFocus on the wrong part
•
Expert in PuppetExpert in Puppet
•
Doesn...
Operations trying to adoptOperations trying to adopt
$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
● We don’t have timeWe don’t have time
● Initial Budget was too low,Initial Budget was too ...
Operations
Developers
Security
Workload is invertedWorkload is inverted
● X devs work on 1-2 concurrentX devs work on 1-2 concurrent
projectsprojects
● X...
● GrumpyGrumpy
•
Woken up oneWoken up one
to many timesto many times
for the wrongfor the wrong
reasonreason
● Old , akaOl...
Devops = CoolDevops = Cool
● All the cool kids are doing thisAll the cool kids are doing this
● We want to be coolWe want ...
FOMOFOMO
● We need to do something CoolWe need to do something Cool
•
Docker Docker DockerDocker Docker Docker
•
Bi ModalB...
Broken StrategiesBroken Strategies
● Hiring Devops EngineersHiring Devops Engineers
● Building Devops TeamsBuilding Devops...
Tools will not fix yourTools will not fix your
broken culturebroken culture
Tooling hype is not helpingTooling hype is not...
YOLOYOLO
● StartupStartup
● VCVC
● Exit StrategyExit Strategy
● BusinessBusiness
● CustomerCustomer
● SurvivalSurvival
Late AdoptionLate Adoption
● You need to do IACYou need to do IAC
● We don’t need IACWe don’t need IAC
● You really need t...
0 day software0 day software
0900: “Whow Hashicorp released0900: “Whow Hashicorp released
Consul X.Y”Consul X.Y”
Let’s hav...
R&D vs ProdR&D vs Prod
● Schedule time to Research new topicsSchedule time to Research new topics
● Not all of them are ir...
Stop DreamingStop Dreaming
There is no way your 3 person ops team can manageThere is no way your 3 person ops team can man...
Stop DreamingStop Dreaming
There is no way your 3 person ops team can manageThere is no way your 3 person ops team can man...
Full Stack EngineerFull Stack Engineer
● Knows the MEAN StackKnows the MEAN Stack
● Is still confused aboutIs still confus...
Dull Stack EngineerDull Stack Engineer
Dull Stack EngineerDull Stack Engineer
● Knows the stack in depthKnows the stack in depth
● Invests in peopleInvests in pe...
$value$value
● Devops is about generating valueDevops is about generating value
for your organisation , togetherfor your o...
Back to the rootsBack to the roots
● Collaborating for a better platformCollaborating for a better platform
● Open SourceO...
ContactContact
Kris Buytaert kris.buytaert@inuits.euKris Buytaert kris.buytaert@inuits.eu
Further ReadingFurther Reading
@...
The Return of the Dull Stack Engineer
The Return of the Dull Stack Engineer
The Return of the Dull Stack Engineer
The Return of the Dull Stack Engineer
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The Return of the Dull Stack Engineer

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Slides for my #devopsdays Riga talk "The Return of the Dull Stack Engineer"

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The Return of the Dull Stack Engineer

  1. 1. The Return of the DullThe Return of the Dull Stack EngineerStack Engineer Kris Buytaert @krisbuytaert
  2. 2. Kris BuytaertKris Buytaert ● I used to be a Dev,I used to be a Dev, ● Then Became an OpThen Became an Op ● CTO and Open Source ConsultantCTO and Open Source Consultant @@inuits.euinuits.eu ● Everything is a freaking DNSEverything is a freaking DNS ProblemProblem ● Evangelizing devopsEvangelizing devops ● Organiser of #devopsdays,Organiser of #devopsdays, #cfgmgmtcamp, #loadays, ….#cfgmgmtcamp, #loadays, ….
  3. 3. C(L)AMSC(L)AMS ● CultureCulture ● (Lean)(Lean) ● AutomationAutomation ● MeasurementMeasurement ● SharingSharing Damon Edwards and JohnDamon Edwards and John Willis
  4. 4. A global movement to improve theA global movement to improve the quality of software delivery leveragingquality of software delivery leveraging Open Source experience, started in GentOpen Source experience, started in Gent in 2009in 2009
  5. 5. 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 ?
  6. 6. 10 days into operations10 days into operations
  7. 7. Topic Evolution : CultureTopic Evolution : Culture ● Agile, Kanban, LeanAgile, Kanban, Lean ● Startups as examplesStartups as examples ● UnicornsUnicorns ● Poster ChildsPoster Childs ● Agile, Fake Agile, Less,Agile, Fake Agile, Less, Safe,Safe, ● Enterprises asEnterprises as examplesexamples ● Engage managementEngage management ● BurnoutBurnout
  8. 8. Topic Evolution : AutomationTopic Evolution : Automation ● Cfengine, Puppet, ChefCfengine, Puppet, Chef ● Mcollective, Noah,Mcollective, Noah, RundeckRundeck ● Hudson, JenkinsHudson, Jenkins ● EC2, OpenStack,EC2, OpenStack, Cloudstack,Cloudstack, Eucalyptus,OpenNebulEucalyptus,OpenNebul a, openQRMa, openQRM ● Bash in Yaml “Basic”Bash in Yaml “Basic” ● Ansible, Rundeck,Ansible, Rundeck, ChoriaChoria ● Jenkins, GitlabCI,Jenkins, GitlabCI, CircleCI, TravisCICircleCI, TravisCI ● EC2, GCE, Azure,EC2, GCE, Azure, OpenStack,OpenStack,
  9. 9. Topic Evolution : AutomationTopic Evolution : Automation ● Xen, KVM, openVZ, lxcXen, KVM, openVZ, lxc ● VagrantVagrant ● Linux-HA, CoroSyncLinux-HA, CoroSync ● Ceph, Gluster, DRBD,Ceph, Gluster, DRBD, ● Docker , Docker,Docker , Docker, Docker, Docker, Moby,Docker, Docker, Moby, Rkt, lxcRkt, lxc ● CR-IOCR-IO ● Docker , Docker,Docker , Docker, Dockrer,Mesos,Dockrer,Mesos, KubernetesKubernetes ● NFSNFS
  10. 10. Topic Evolution : MonitoringTopic Evolution : Monitoring ● NagiosNagios ● CactiCacti ● MuninMunin ● RRDRRD ● Zenoss, ZabbixZenoss, Zabbix ● #monitoringsucks#monitoringsucks ● IcingaIcinga ● ELKELK ● Graphite + GrafanaGraphite + Grafana ● CollectdCollectd ● PrometheusPrometheus ● #monitoringlove#monitoringlove
  11. 11. Culture vs ToolsCulture vs Tools
  12. 12. These DaysThese Days ● ““Put this Code Live, here's a DockerPut this Code Live, here's a Docker Container ”Container ” ● No machines available ?No machines available ? ● What database ? Where to store theWhat 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 ?
  13. 13. Tools will not fix yourTools will not fix your broken culturebroken culture Tooling hype is not helpingTooling hype is not helping
  14. 14. Hype SeasonHype Season ● Conference Visitors numbers skyrocketConference Visitors numbers skyrocket • OpenStack 3000+ marketeersOpenStack 3000+ marketeers • DockerCon : 1000+ devs & unicornsDockerCon : 1000+ devs & unicorns • Kube Con : 1500+ unicorns & vendorsKube Con : 1500+ unicorns & vendors ● Everybody claims to be doing it , nobodyEverybody claims to be doing it , nobody is actually doing it.is actually doing it.
  15. 15. Why adopt shiny new stuff ?Why adopt shiny new stuff ? ● Attention Span ?Attention Span ? ● Resume building ?Resume building ? • 0.5 year = novice in 20 techs0.5 year = novice in 20 techs vsvs • 7 year = expert in 4 techs7 year = expert in 4 techs
  16. 16. Works on My MachineWorks on My Machine
  17. 17. New != BetterNew != Better ● It’s called Bleeding edge for aIt’s called Bleeding edge for a reasonreason ● Missing FeaturesMissing Features ● OperatabilityOperatability ● StabilityStability
  18. 18. Hello world todayHello world today ● Micro service architectureMicro service architecture ● Displaying content in a fileDisplaying content in a file ● Kubernetes 2.6+ StorageKubernetes 2.6+ Storage ● OpenStackOpenStack
  19. 19. Complexity is theComplexity is the enemy of reliabilityenemy of reliability
  20. 20. U are not facebookU are not facebook
  21. 21. U are not LinkedinU are not Linkedin ● Kafka is awesomeKafka is awesome ● But you have 100 messages an hourBut you have 100 messages an hour
  22. 22. Welcome to EuropeWelcome to Europe
  23. 23. Why don’t ops adopt ?Why don’t ops adopt ? ● They do ..They do .. • It just takes more timeIt just takes more time • More worriesMore worries • More careMore care
  24. 24. Improve your sleepImprove your sleep Put your {devs,managers,qa}Put your {devs,managers,qa} ON CALL !ON CALL !
  25. 25. Why don’t ops adopt ?Why don’t ops adopt ? ● We already fixed that problemWe already fixed that problem ● We have a different use caseWe have a different use case ● That won’t work becauseThat won’t work because • AA • BB • CC ● Cool lets try it ..Cool lets try it ..
  26. 26. Puppet AdoptionPuppet Adoption ● Focus on the wrong partFocus on the wrong part • Expert in PuppetExpert in Puppet • Doesn’t understand apache configDoesn’t understand apache config
  27. 27. Operations trying to adoptOperations trying to adopt
  28. 28. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ ● We don’t have timeWe don’t have time ● Initial Budget was too low,Initial Budget was too low, unrealisticunrealistic ● Existing Technical DebtExisting Technical Debt ● FirefightingFirefighting ● Time pressured projectTime pressured project
  29. 29. Operations Developers Security
  30. 30. Workload is invertedWorkload is inverted ● X devs work on 1-2 concurrentX devs work on 1-2 concurrent projectsprojects ● X/20 ops/security work on all theX/20 ops/security work on all the projects the devs touched over theprojects the devs touched over the past 5 yearspast 5 years ● AND need to build the next genAND need to build the next gen platformplatform
  31. 31. ● GrumpyGrumpy • Woken up oneWoken up one to many timesto many times for the wrongfor the wrong reasonreason ● Old , akaOld , aka ExperiencedExperienced Typical Ops DudeTypical Ops Dude
  32. 32. Devops = CoolDevops = Cool ● All the cool kids are doing thisAll the cool kids are doing this ● We want to be coolWe want to be cool ● People only want to work for coolPeople only want to work for cool companiescompanies ● Banks etc are boringBanks etc are boring
  33. 33. FOMOFOMO ● We need to do something CoolWe need to do something Cool • Docker Docker DockerDocker Docker Docker • Bi ModalBi Modal
  34. 34. Broken StrategiesBroken Strategies ● Hiring Devops EngineersHiring Devops Engineers ● Building Devops TeamsBuilding Devops Teams ● Docker Docker Docker => VM’s asDocker Docker Docker => VM’s as ContainersContainers s/ops/oops/g;s/ops/oops/g;
  35. 35. Tools will not fix yourTools will not fix your broken culturebroken culture Tooling hype is not helpingTooling hype is not helping
  36. 36. YOLOYOLO ● StartupStartup ● VCVC ● Exit StrategyExit Strategy ● BusinessBusiness ● CustomerCustomer ● SurvivalSurvival
  37. 37. Late AdoptionLate Adoption ● You need to do IACYou need to do IAC ● We don’t need IACWe don’t need IAC ● You really need to do IACYou really need to do IAC ● IAC is too difficult for us ..IAC is too difficult for us .. ● Really you need to do IACReally you need to do IAC ● We’re doing Ansible now …We’re doing Ansible now …
  38. 38. 0 day software0 day software 0900: “Whow Hashicorp released0900: “Whow Hashicorp released Consul X.Y”Consul X.Y” Let’s have this in prod by thisLet’s have this in prod by this afternoonafternoon Ego driven developmentEgo driven development
  39. 39. R&D vs ProdR&D vs Prod ● Schedule time to Research new topicsSchedule time to Research new topics ● Not all of them are irrelevantNot all of them are irrelevant ● But limit the number of patterns you need to manageBut limit the number of patterns you need to manage ● e.g Limited number of OS Variants, Deploymente.g Limited number of OS Variants, Deployment Patterns, Storage BackendsPatterns, Storage Backends
  40. 40. Stop DreamingStop Dreaming There is no way your 3 person ops team can manageThere is no way your 3 person ops team can manage and scale VMWare, EC2, Azure, OpenStack, RHEV,and scale VMWare, EC2, Azure, OpenStack, RHEV, Gluster, DRBD, LibVirt,NFS, Ceph, Mongo, MySQL,Gluster, DRBD, LibVirt,NFS, Ceph, Mongo, MySQL, PgSQL, Cassandra, mcollective, Rabbit, collectd,PgSQL, Cassandra, mcollective, Rabbit, collectd, dhcpd, sonar, aptly,ActiveMQ, Kafka, Nomad,dhcpd, sonar, aptly,ActiveMQ, Kafka, Nomad, zookeeper, haproxy, iptables, Consul, Etcd, Puppet,zookeeper, haproxy, iptables, Consul, Etcd, Puppet, Cacti, corosync, Docker Distribution, vault, bind,Cacti, corosync, Docker Distribution, vault, bind, owncloud, openswan,Nexus, Redmine, diamond,owncloud, openswan,Nexus, Redmine, diamond, Jenkins,Mule, GoCD, Chef, memcached, foreman, PHP,Jenkins,Mule, GoCD, Chef, memcached, foreman, PHP, Java,Ruby, nextcloud, Kubernetes, pulp, Spring Boot,Java,Ruby, nextcloud, Kubernetes, pulp, Spring Boot, Ansible, Django, Apache Storm, redis, Nginx, ApacheAnsible, Django, Apache Storm, redis, Nginx, Apache httpd, Jboss, Jetty, Hadoop, Elastic, Graphite, Grafana,httpd, Jboss, Jetty, Hadoop, Elastic, Graphite, Grafana, freeswan, Graylog, Apache Spark, Bamboo, Jirafreeswan, Graylog, Apache Spark, Bamboo, Jira
  41. 41. Stop DreamingStop Dreaming There is no way your 3 person ops team can manageThere is no way your 3 person ops team can manage and scaleand scale VMWare,VMWare, EC2,EC2, Azure,Azure, OpenStack,OpenStack, RHEV,RHEV, Gluster, DRBD, LibVirt,Gluster, DRBD, LibVirt,NFS,NFS, Ceph, Mongo, MySQL,Ceph, Mongo, MySQL, PgSQL,PgSQL, Cassandra,Cassandra, mcollective, Rabbit, collectd,mcollective, Rabbit, collectd, dhcpd, sonar, aptly,ActiveMQ,dhcpd, sonar, aptly,ActiveMQ, KafkaKafka,, Nomad,Nomad, zookeeper, haproxy, iptables, Consul, Etcd, Puppet,zookeeper, haproxy, iptables, Consul, Etcd, Puppet, Cacti,Cacti, corosync,corosync, Docker Distribution,Docker Distribution, vault, bind,vault, bind, owncloud, openswan,Nexus, Redmine,owncloud, openswan,Nexus, Redmine, diamond,diamond, Jenkins,Jenkins,Mule, GoCD, Chef, memcached,Mule, GoCD, Chef, memcached, foreman, PHP,foreman, PHP, Java,Ruby, nextcloud, Kubernetes, pulp,Java,Ruby, nextcloud, Kubernetes, pulp, Spring Boot,Spring Boot, Ansible, Django, Apache Storm, redis, Nginx, ApacheAnsible, Django, Apache Storm, redis, Nginx, Apache httpd,httpd, Jboss, Jetty,Jboss, Jetty, Hadoop,Hadoop, Elastic, Graphite, Grafana,Elastic, Graphite, Grafana, freeswan, Graylog, Apache Spark, Bamboo, Jirafreeswan, Graylog, Apache Spark, Bamboo, Jira
  42. 42. Full Stack EngineerFull Stack Engineer ● Knows the MEAN StackKnows the MEAN Stack ● Is still confused aboutIs still confused about the Javascriptthe Javascript framework he wants toframework he wants to use yesterdayuse yesterday ● Is familiar with all theIs familiar with all the previously mentionedpreviously mentioned toolstools ● Understands the LinuxUnderstands the Linux KernelKernel ● Debugs Java CodeDebugs Java Code ● Understands NetworkingUnderstands Networking and Securityand Security ● Understands deploymentUnderstands deployment ● Tunes DatabasesTunes Databases
  43. 43. Dull Stack EngineerDull Stack Engineer
  44. 44. Dull Stack EngineerDull Stack Engineer ● Knows the stack in depthKnows the stack in depth ● Invests in peopleInvests in people ● Knows his coworkers in depthKnows his coworkers in depth ● Is there for the business, not for theIs there for the business, not for the fun of the new toolfun of the new tool
  45. 45. $value$value ● Devops is about generating valueDevops is about generating value for your organisation , togetherfor your organisation , together ● What’s the value of shiny $tool vsWhat’s the value of shiny $tool vs boring tool ?boring tool ?
  46. 46. Back to the rootsBack to the roots ● Collaborating for a better platformCollaborating for a better platform ● Open SourceOpen Source ● EmpathyEmpathy ● Common SenseCommon Sense
  47. 47. ContactContact Kris Buytaert kris.buytaert@inuits.euKris Buytaert kris.buytaert@inuits.eu Further ReadingFurther Reading @krisbuytaert@krisbuytaert http://www.krisbuytaert.be/blog/http://www.krisbuytaert.be/blog/ http://www.inuits.eu/http://www.inuits.eu/ Find Inuits inFind Inuits in Brasschaat,GhentBrasschaat,Ghent ,, Rotterdam,PraguRotterdam,Pragu e,e,

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