How To Emulate A Slow Client (browser)?

Is there any way to slow down the responsiveness of the client (browser)? One of our testers can reproduce slowness on his machine. His machine is low enough spec and is similar to

Solution 1:

You could create a virtual machine with very limited memory, or just purchase a crappy PC. They wont cost that much!

Solution 2:

Run something like HyperPI on the machine to slow it down: http://files.extremeoverclocking.com/file.php?f=211 (simple, unelegant solution)

Or run Crysis in the background.

Solution 3:

If you have the windows SDK installed, you can use the consume.exe tool to generate load on the machine.

It can generate CPU/memory/disk/page file/kernel pool load.

Solution 4:

The browser may have relevant options.

For instance, Firefox has:

• javascript.options.jit.content – set it to false;
• javascript.options.mem.gc_frequency – set it to a lower number.