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Alan_Evans_1020's avatar
Alan_Evans_1020
Icon for Nimbostratus rankNimbostratus
Jun 21, 2011

Protect many websites on one VS from one recieving lots of traffic

We will have a HTTP VS that will service approximately 1100 websites which are all subdomains of one site. There will be 4 webservers in the pool and ordinarily traffic will be reasonable and well wi...
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hooleylist's avatar
hooleylist
Icon for Cirrostratus rankCirrostratus
Jun 21, 2011
Hi Alan,

 

 

You could do some kind of iRule rate limiting on requests or sessions by hostname using subtables. Spark wrote a great set of articles on using the table command to do counting in iRules. And Hamish added an example of this to the Codeshare.

 

 

http://devcentral.f5.com/wiki/default.aspx/iRules/table

 

http://devcentral.f5.com/Tutorials/TechTips/tabid/63/articleType/ArticleView/articleId/2375/v101--The-table-Command--The-Basics.aspx

 

http://devcentral.f5.com/wiki/default.aspx/iRules/HTTP_Session_Limit.html

 

 

This would provide an automated way to throttle requests to one hostname and prevent it from affecting the other users.

 

 

Aaron