Dicas e truques para ser um bom inquilino no Cloud

dicas e truques para ser um bom inquilino ... no CloudFabio Kung

inquilino?

AB C D multitenancy

IaaS PaaS Containers/Zones

considere ...espalhar seus processos

weightedfair scheduling [1]

App AP1 P2 P3 20 App BP4 P5 P6 P7 40 App CP8 40

App A App B App C1 2 3 0 4 5 6 7 0 8 0 20 40 40 fator de “justiça”

App B App C4 5 6 7 0 8 0 40 40

App B App C App A4 5 6 7 0 8 0 1 2 3 30 40 40 20

App C App A8 0 1 2 3 30 40 20

App C App B App A8 0 4 5 6 7 40 1 2 3 30 40 40 20

App B App A4 5 6 7 40 1 2 3 30 40 20

App B App A App C4 5 6 7 40 1 2 3 30 8 80 40 20 40

App A App C1 2 3 30 8 80 20 40minimum + bursting

co-scheduling

VM A VM B VM CvCPU vCPU vCPU vCPU vCPU

synchronization costs

VM A VM B VM CvCPU vCPU vCPU vCPU vCPU

CPU stacking [2]

evite I/O ... se puder

I/O intensiveapplications need their own domain [3]

espalhe seus processos http://www.12factor.net/concurrency

efemeridade

eu acho...

PROVE!

blá blá blá ... monitoração ... blá blá blá

logs => event stream

pipeline Archive, dashboards incApp id logs en ts t s even LogApp metrics logs router Pager eve nt s logsApp Event nts ide processor inc

Log routers • https://github.com/heroku/logplex • https://github.com/fluent/fluentd events-to-metrics• https://github.com/heroku/pulse

archives + querieshttps://twitter.com/danicuki/statuses/228170302515982336

Librato

the pager

pipeline Archive, dashboards incApp id logs en ts t s even LogApp metrics logs router Pager eve nt s logsApp Event nts ide processor inc

pipeline Archive, dashboards incApp id en ts t s even ExternalApp metrics events Monitor Pager eve nt sApp Event nts ide processor in c

média

naked domainshttps://devcenter.heroku.com/articles/avoiding-naked-domains-dns-arecords

more...http://www.12factor.net

References1. Groves, Taylor, Jeff Knockel and Eric Schulte. “BFS vs. CFS -Scheduler Comparison”. 11 Dec 2009. 2 Aug 2012 <http://slimjim.cs.unm.edu/~eschulte/data/bfs-v-cfs_groves-knockel-schulte.pdf>2. Sukwong, Orathai and Hyong S. Kim. “Is Co-scheduling TooExpensive for SMP VMs?”. EuroSys 2011 12 Apr 2011, Carnegie MellonUniversity. 29 Jul 2012 <http://eurosys2011.cs.uni-salzburg.at/pdf/eurosys2011-sukwong-slides.pdf>3. Ongaro, Diego, Alan L. Cox and Scott Rixner. “Scheduling I/O inVirtual Machine Monitors”. Rice University. 2 Aug 2012 <http://www.cs.rice.edu/CS/Architecture/docs/ongaro-vee08.pdf>4. Pijewski, Bill. “Our ZFS I/O Throttle”. Bill Pijewskis Blog.March 1, 2011. August 3, 2012 <http://dtrace.org/blogs/wdp/2011/03/our-zfs-io-throttle/>

Obrigado!@fabiokung

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Dicas e truques para ser um bom inquilino no Cloud

by Fabio Kung on Aug 04, 2012

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