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Your script just  killed my sitestevesouders.com/docs/fluent-spof-20120530.pptxDisclaimer: This content does not necessari...
SPOF
synchronous scripts blockall following elementsfrom renderingin all browsers
#fail
async#failasync           sync   async
Frontend SPOF
http://www.webpagetest.org/result/120529_41_HWV/
entire BODY blocked   from rendering
http://www.webpagetest.org/result/120529_41_HWV/
mysql>
mysql> select p.url, wptid
mysql> select p.url, wptidfrom pages as p, requests as r
mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pa...
mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pa...
mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pa...
mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pa...
mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pa...
mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pa...
what’s your website’sweakest link?
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
Your Script Just Killed My Site
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Your Script Just Killed My Site

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All of us have a lurking failure in our websites: 3rd party scripts from ads, widgets, and analytics. How is it that one script can bring down your website?

Published in: Technology, Design
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Your Script Just Killed My Site

  1. Your script just killed my sitestevesouders.com/docs/fluent-spof-20120530.pptxDisclaimer: This content does not necessarily reflect the opinions of my employer.
  2. SPOF
  3. synchronous scripts blockall following elementsfrom renderingin all browsers
  4. #fail
  5. async#failasync sync async
  6. Frontend SPOF
  7. http://www.webpagetest.org/result/120529_41_HWV/
  8. entire BODY blocked from rendering
  9. http://www.webpagetest.org/result/120529_41_HWV/
  10. mysql>
  11. mysql> select p.url, wptid
  12. mysql> select p.url, wptidfrom pages as p, requests as r
  13. mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pageid and
  14. mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pageid andrank < 20000 and
  15. mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pageid andrank < 20000 andresp_content_type like “%script%” and
  16. mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pageid andrank < 20000 andresp_content_type like “%script%” andtime > 10000 and
  17. mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pageid andrank < 20000 andresp_content_type like “%script%” andtime > 10000 andrenderStart > 10000
  18. mysql> select p.url, wptidfrom pages as p, requests as rwhere p.pageid >= 844954 andp.pageid <= 1564447 andp.pageid = r.pageid andrank < 20000 andresp_content_type like “%script%” andtime > 10000 andrenderStart > 10000group by p.pageid;
  19. what’s your website’sweakest link?

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