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Monitoring prędkości ładowania
się stron internetowych
Anna Ptak
Kamil Szczęsny
100ms

~

1%

400ms

~

0,44%

500ms

~

4,3%

http://readwrite.com/2011/02/23/sponsor_post_the_cost_of_slow_sites_visitors_revenue_google_rankings#awesm=~obiXMnN7BuYwe1
Jak cierpliwy jest użytkownik?

http://blog.kissmetrics.com/loading-time/

3
Jak długo ładuje się Twoja strona?
http://zitscomics.com/
Co wpływa na prędkość ładowania strony?
•
•
•
•
•

Prędkość łącza
Rodzaj połączenia: 3G, 4G, wifi
Rodzaj urządzenia
Lokalizacja
Rodzaj przeglądarki
Co mierzyć?
http://www.chilli-dogs.com
Speed Index
Speed Index
Jak mierzyć?
http://www.clipartof.com
13
WebPageTest
m.onet.pl

m.wp.pl
m.onet.pl
m.onet.pl

First View
Load Time ~ 1.84s
Start Render ~ 1s
Fully Loaded ~ 2.53s
Speed Index = 1584

Repeat View
Load Time ~ 1.38s
Start Render ~ 0.5s
Fully Loaded ~ 1.48s
Speed Index = 1007
m.wp.pl

First View
Load Time ~ 4.54s
Start Render ~ 1.2s
Fully Loaded ~ 5.7s
Speex Index = 3077

Repeat View
Load Time ~ 2.44s
Start Render ~ 0.99s
Fully Loaded ~ 4.8s
Speex Index = 2560
m.onet.pl

m.wp.pl

First View
Load Time ~ 1.84s
Start Render ~ 1s
Fully Loaded ~ 2.53s
Speed Index = 1584

First View
Load Time ~ 4.54s
Start Render ~ 1.2s
Fully Loaded ~ 5.7s
Speex Index = 3077
m.onet.pl – klatka po klatce
m.onet.pl – analiza pod kątem domen

Liczba zapytań

Ilość bajtów
m.onet.pl – analiza pod kątem zasobów

Liczba zapytań

Ilość bajtów
m.onet.pl – analiza pod kątem kompresji
m.onet.pl
m.onet.pl – analiza czasu zapytań
m.onet.pl – wideo
m.onet.pl vs wp.pl – klatka po klatce
m.onet.pl vs wp.pl – wideo
m.onet.pl vs wp.pl – procentowy postęp renderowania
m.onet.pl vs wp.pl – porównanie wielkości strony
HAR Storage

Real Users

http://harstorage.com/

Automated test
32
Zapraszamy do dyskusji

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Barcamp Onet. Monitorowanie prędkości ładowania się stron internetowych