le profiling d'applications php - blackfire.io

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Le Profilingd’applications PHP

Getting and staying performant

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Concepts clefs

Mise en œuvre

Blackfire.io

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• @nicolasgrekas

• patchwork/utf8 - 2.2M via composer

• merger Symfony2

• Product Architect/Manager @sensiolabs

by

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Enjeu mythique

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5

https://www.flickr.com/photos/beraldoleal/8681750288

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Maîtriser les coûts

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Maximiser les revenus

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Concepts clefs

Mise en œuvre

Blackfire.io

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Instrumenter

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Échantillonner

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Temps

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I/O

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htt

ps:

//w

ww

.flic

kr.c

om

/ph

oto

s/n

izge

r/4

79

56

28

17

7

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Mémoire

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Erreurs de mesure /!\

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Séries temporelles

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Profils statistiques

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Concepts clefs

Mise en œuvre

Blackfire.io

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Industrialisation ?

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KCacheGrind

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XHProfPublié en 2009 par Facebook

xhprof_enable();xhprof_disable();

Caller==>Callee (ct, wt, cpu, mu, pmu)

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Les APMUne sonde en continu dans le moteur

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by blackfire.io @blackfireio #forumphp

Storage

Server

ProbeAgent

6. Aggregated profile

1. Get signature

2. Trigger 5. Send profile

PHP/HHVM 7. Store profile

Browser

3. Check signature

Companion 4. Collect profile

App Container

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Démo time

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API Console/WorkerArguments de fonctionData intelligenceContinuous profiling

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Blackfire.io @blackfireio #forumphp