Download pdf - Le Profiling d'applications PHP - Blackfire.io

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Le Profilingd’applications PHP

Getting and staying performant


Concepts clefs

Mise en œuvre

Blackfire.io


• @nicolasgrekas

• patchwork/utf8 - 2.2M via composer

• merger Symfony2

• Product Architect/Manager @sensiolabs

by

by blackfire.io @blackfireio #forumphp by blackfire.io @blackfireio #forumphp

Enjeu mythique


5

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


Maîtriser les coûts


Maximiser les revenus


Concepts clefs

Mise en œuvre

Blackfire.io


Instrumenter


Échantillonner


Temps


I/O


htt

ps:

//w

ww

.flic

kr.c

om

/ph

oto

s/n

izge

r/4

79

56

28

17

7


Mémoire

by blackfire.io @blackfireio #forumphp by blackfire.io @blackfireio #forumphp by blackfire.io @blackfireio #forumphp

Erreurs de mesure /!\


Séries temporelles


Profils statistiques


Concepts clefs

Mise en œuvre

Blackfire.io


Industrialisation ?


KCacheGrind


XHProfPublié en 2009 par Facebook

xhprof_enable();xhprof_disable();

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


Les APMUne sonde en continu dans le moteur




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


Démo time


API Console/WorkerArguments de fonctionData intelligenceContinuous profiling

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Blackfire.io @blackfireio #forumphp