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What is HTTP Part VIII - Compression and Caching

In the last article of this What is HTTP? series we covered the nuances of OneConnect on HTTP traffic through the BIG-IP. In this article, we’ll cover caching and compression. We’ll deal with compression first, and then move on to... Read more
1 Review

DNS Caching

I've been writing some DNS articles over the past couple of months, and I wanted to keep the momentum going with a discussion on DNS Caching.  As a reminder, my first five articles are: Let's Talk DNS on DevCentral DNS The F5 Way:... Read more
1 Review

Make Your Cache Work For You

One of the questions we frequently get from the field and customers is how to appropriately tune the profile for caching. There are lots of settings in the profile and a mis-configuration can actually cause some pretty adverse effects, so getting... Read more
Average Rating: 4.9
3 Reviews

Caching FAQs

One of the most mysterious parts of the BIG-IP Application Acceleration Manager (AAM) is caching. Rarely is it explained, and there are very few documents that describe why you would or would not use one of the BIG-IP's caching facilities.... Read more
2 Reviews

Cache Confusion

Caching is a great way to offload servers and networks; reducing the amount of requests coming into and out of a network. The concept behind the need for caching is simple; store the content most frequently accessed closest to the end user to... Read more
0 Reviews

Cloud: Impact of DNS on Performance

#webperf #devops Developers and operations must work together to mitigate the impact of hybrid architectures on application performance One of the ramifications of relying on off-premise cloud infrastructure is that you're necessarily stuck... Read more
0 Reviews

Interop 2012 - F5 in the Interop NOC Statistics

I meet with F5's Professional Services Consultant Sam Richman to review some of the stats from the World’s Largest Portable Network.  Highlights  included:  BIG-IP Data Center Firewall pushed a Terabyte of data; BIG-IP Web... Read more
0 Reviews

What's in an RFC?

Deciphering and interpreting an RFC is never an easy thing and many times the same RFC can be interpreted different ways.  My favourite RFC is RFC 2616 - Hypertext Transfer Protocol -- HTTP/1.1 specifically section 13 on caching and section... Read more
0 Reviews

Acceleration ABCs - Z is for Zebra

There's an old medical adage that goes something like "When you hear hoof beats look for horses, not zebras."  Zebras are rare and exotic, while horses are much more common. It is often times best to think of common solutions... Read more
0 Reviews

Acceleration ABCs - M is for Mozilla

Thanks to my colleague Sam for helping me come up with an M word.  I was going to talk about multiplexing but Lori beat me to it.  So instead of multiplexing m is for Mozilla.  Probably one of the most popular Mozilla projects is... Read more
0 Reviews

iRule: prevent caching on certain file types

A user wanted to offload some cache control manipulation from the webserver configuration onto the BIG-IP via iRules. Since this is just HTTP header settings it should be fairly straightforward. We'll, almost... Trying to write an I... Read more
0 Reviews