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D__Charles_Shid's avatar
D__Charles_Shid
Icon for Nimbostratus rankNimbostratus
Jul 19, 2010

iRules, CPU, and breaking the world

Hi all!     I can't believe I'm about to ask this question; I've been looking most of today and wouldn't you know it, pretty much every single bit of iRule design and engineering, from the rules...
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JRahm's avatar
JRahm
Icon for Admin rankAdmin
Jul 22, 2010
I got one of these from someone internally, it really cooked my CPU, helped when I was building out the CPU cacti templates for v10: 


when CLIENT_ACCEPTED {
  after 1 -periodic {
    set i 0
    while { $i < 150 } {
      sha512 [expr [expr 188888 * rand()] / 8675309]
      incr i
     }
   }
  TCP::collect
}