Forum Discussion

BenJ's avatar
BenJ
Icon for Nimbostratus rankNimbostratus
Sep 25, 2013

Application Web Pages Not Being Served Correctly by F5

Hi,   One of our customers has an application that doesn't appear to perform very well when load-balanced by the F5. The application is currently using a Standard VS profile, which is not doing S...
application delivery
design
performance
SentinelPrime_1's avatar
SentinelPrime_1
Icon for Nimbostratus rankNimbostratus
Oct 08, 2014

I ran into the same issue. when I hit the VIP it displays the page but with some java components missing on the page, in comparison to hitting the server directly. I will have to admit that the back-end server is running some funky java script and was just wondering if the F5 is not compatible with the version of java.

 

I have done some captures Fiddler: when I hit the VIP i get the following from Fiddler

 

Result Protocol Host URL Body Caching Content-Type Process

1 200 HTTPS Server.domain /T1Dev/CiAnywhere/Web/Environments 7,016 private text/html; charset=utf-8 fiddler:12392 9 302 HTTPS Server.domain /T1Dev/CiAnywhere/Web/Dev/Workplace 210 private text/html; charset=utf-8 fiddler:12392 10 504 HTTPS Server.domain /T1Dev/CiAnywhere/Web/RedirectToLogOn?ReturnUrl=/T1Dev/CiAnywhere/Web/Dev/Workplace 512 no-cache, must-revalidate text/html; charset=UTF-8 fiddler:12392

 

which could be related to caching.

 

I ran HTTPWatch and got the following Error

 

  • 0.000 0.051 1947 526 GET 302 Redirect to /T1Dev/CiAnywhere/Web/Dev/Workplace https://Server.domain/T1Dev/CiAnywhere/Web/Dev/Workplace/Account/LogOn
  • 0.051 1 2.535 1933 16433 GET 200 html https://Server.domain/T1Dev/CiAnywhere/Web/Dev/Workplace
  • 2.604 1 0.045 1960 0 GET ERROR_HTTP_INVALID_SERVER_RESPONSE https://Server.domain/T1Dev/CiAnywhere/Web/Workplace/v-12.0.7.0/t/Base/Css/CombinedCss.WorkplaceFrontOffice.css
  • 2.650 1 0.001 0 0 GET (Cache) css https://Server.domain/T1Dev/CiAnywhere/Web/Workplace/v-12.0.7.0/t/Base/Colours?c=pink
  • 2.651 1 0.018 1975 0 GET ERROR_HTTP_INVALID_SERVER_RESPONSE https://Server.domain/T1Dev/CiAnywhere/Web/Workplace/v-12.0.7.0/Js/CombinedJs.WorkplaceFrontOffice.js
  • 2.672 1 0.000 0 0 GET (Cache) css https://Server.domain/T1Dev/CiAnywhere/Web/Workplace/v-12.0.7.0/t/Base/Styles/Flow.css
  • 2.672 1 0.000 0 0 GET (Cache) javascript https://Server.domain/T1Dev/CiAnywhere/Web/Workplace/v-12.0.7.0/Scripts/Flow.js 6 2.672 7815 16959 7 requests Which clearly states invalid server response for .css and .js.

Any Ideas? Cheers