monitoring in an infrastructure as code age
DESCRIPTION
My PuppetConf 2013 Talk August 23, 2013 San FranciscoTRANSCRIPT
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Monitoring in an IAC AgeMonitoring in an IAC Age
PuppetConf 2013
Kris Buytaert
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Kris BuytaertKris Buytaert● I used to be a Dev,I used to be a Dev,● Then Became an OpThen Became an Op● Chief Trolling Officer and Open Source Chief Trolling Officer and Open Source
Consultant @inuits.euConsultant @inuits.eu● Everything is an effing DNS ProblemEverything is an effing DNS Problem● Building Clouds since before the bookstoreBuilding Clouds since before the bookstore● Some books, some papers, some blogsSome books, some papers, some blogs● Evangelizing devopsEvangelizing devops
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devops = clamsdevops = clams● CultureCulture
● (Lean)(Lean)
● Automate all the things ... Automate all the things ...
• Build Automation Build Automation
• Test Automation Test Automation
• IACIAC
● Monitoring , Metrics ... Monitoring , Metrics ...
● SharingSharing
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Monitoring is usually an Monitoring is usually an aftertoughtaftertought
ENOBUDGET, ENOTIMEENOBUDGET, ENOTIME
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#monitoringsucks#monitoringsucks● John Vincent (@lusis)John Vincent (@lusis)
● A sub movement A sub movement
● https://github.com/monitoringsucks/https://github.com/monitoringsucks/
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#monitoringlove#monitoringlove• #monitoringlove hacksessions#monitoringlove hacksessions
• #monitorama#monitorama
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Infrastructure as CodeInfrastructure as Code● Model our infrastructure Model our infrastructure
● A fast reproducable platformA fast reproducable platform
● Disaster discovery for “free”Disaster discovery for “free”
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For years we've tolerated humans to to make For years we've tolerated humans to to make structural manual changes to the infrastructure structural manual changes to the infrastructure our critical applications are running on.our critical applications are running on.
Whilst at the same time demanding those critical Whilst at the same time demanding those critical applications to go trough rigid test scenarios.applications to go trough rigid test scenarios.
Who let this happen ?Who let this happen ?
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Infrastructure as CodeInfrastructure as Code● Code = Code Code = Code
● Version Control Version Control
● Quality ChecksQuality Checks
● TestingTesting
● Continuous IntegrationContinuous Integration
● Continous DeliveryContinous Delivery
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Infrastructure as CodeInfrastructure as Code● Core Infrastructure Core Infrastructure
● Middleware deployment and Middleware deployment and integrationintegration
● Automated continuous application Automated continuous application deploymentdeployment
● Integrated Security enforcementIntegrated Security enforcement
● Host, Service and Application Host, Service and Application Monitoring configuredMonitoring configured
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Why #monitoringsucksWhy #monitoringsucks● Manual config (gui)Manual config (gui)
● Not in sync with realityNot in sync with reality
● Hosts onlyHosts only
● Services sometimesServices sometimes
● Appliccation neverAppliccation never
● ChaosChaos
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Let's forget aboutLet's forget about● Tools with no (stable) APITools with no (stable) API
● Tools with strong focus on GUITools with strong focus on GUI
● Unless you are an SME with < 100 nodesUnless you are an SME with < 100 nodes
● Zabixx, Zenoss, Hyperic, GroundWork, ....Zabixx, Zenoss, Hyperic, GroundWork, ....
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Where to monitor ?Where to monitor ?● Dev Dev
● AcceptanceAcceptance
● ProdProd
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What we wantWhat we want
● Small , wel suited componentsSmall , wel suited components
• CollectCollect
• Transport / MangleTransport / Mangle
• Analyse / ActAnalyse / Act
• VisualizeVisualize
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Monitoring BaselineMonitoring Baseline● Deploy a host,Deploy a host,
● Add it to the monitoringAdd it to the monitoring
● Add collection toolsAdd collection tools
● Add check definitionsAdd check definitions
● Update the monitoring tool configUpdate the monitoring tool config
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Apache Example:Apache Example:
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Icinga ?Icinga ?• Isn't nagios dead ?Isn't nagios dead ?
• Vibrant CommunityVibrant Community
• Throw great parties in NurnbergThrow great parties in Nurnberg
• Nobody can pronounce it anyhowNobody can pronounce it anyhow
• https://github.com/Inuits/puppet-icinga/https://github.com/Inuits/puppet-icinga/
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Stored ConfigsStored Configs
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Collection and ExportCollection and Export
Export :Export :
@@resource { @@resource {
... }... }
Collect:Collect:
Resource <<| Resource <<| query |>>query |>>
Clean out nodes that dissapearClean out nodes that dissapear
puppet node clean puppet node clean
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Exporting and Collecting Exporting and Collecting
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Monitoring a VhostMonitoring a Vhost
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● AutodetectionAutodetection
● MultiplexingMultiplexing
● Trend ForecastingTrend Forecasting
I love CheckMKI love CheckMK
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• Autodetection ?Autodetection ?
• Service,Service,
• FunctionalitiesFunctionalities
• eg. vhosts etceg. vhosts etc
• Single Source of TruthSingle Source of Truth
I hate CheckMKI hate CheckMK
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Monitoring a service vs Monitoring a serviceMonitoring a service vs Monitoring a service
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Definition of Done:Definition of Done:
monitored and in productionmonitored and in production
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A software project is not done A software project is not done untill your last end user is deaduntill your last end user is dead
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Exit DODExit DOD
Measure Application UsageMeasure Application Usage
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But , err how do I ? But , err how do I ?
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Culture, Culture,
Automation,Automation,
Measurement :Measurement :
measure all the thingsmeasure all the thingsSharingSharing
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Deploy StatisticsDeploy Statistics● Time To DeployTime To Deploy
● Deploy Deploy FrequencyFrequency
● Lifecycle Lifecycle frequencyfrequency
● Map to Map to
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Application MetricsApplication Metrics● Number of current usersNumber of current users
● Number of sign upsNumber of sign ups
● Response timesResponse times
● Troughput Troughput
● XYZ UsageXYZ Usage
● # restarts# restarts
● Insert your specific valuable stuff Insert your specific valuable stuff here.here.
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Graphite APIGraphite API
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Triggers on GraphsTriggers on Graphs● Export Java MetricsExport Java Metrics
● JMXTransJMXTrans
● Export JMXConfigsExport JMXConfigs
● Configure NRPE CheckConfigure NRPE Check
● Export NagiosCheckExport NagiosCheck
● Collect JMX Exports on Collect JMX Exports on JMXTransNodeJMXTransNode
● Graph EmGraph Em
Collect Nagios Configs Collect Nagios Configs on Nagios Serveron Nagios Server
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Triggers on GraphsTriggers on Graphs
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Triggers on GraphsTriggers on Graphs
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Self ServiceSelf ServiceGdash based pipelinesGdash based pipelines
Puppetized Templates (wip)Puppetized Templates (wip)
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Up Next: Up Next:
• Creating Information out of this data Creating Information out of this data
• Big dataBig data
• Machine LearningMachine Learning
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HomeworkHomeworkSkylineSkyline
OculusOculus
Dusk Dusk
RiemannRiemann
EsperEsper
Puppetdb external Puppetdb external NaginatorNaginator
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[email protected]@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/
InuitsInuits
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