Forum Discussion
Diego_19194
Nimbostratus
Aug 14, 2007iRule limits
I am writing a iRule where check in a regexp a number in the mail message.
To do that, I used the command matches_regex but when I finished the regexp to add in the iRule, I found it is so b...
Andy_Herrman_22
Nimbostratus
Aug 15, 2007170k if statements that are doing simple numerical checks are probably going to be much faster than an 500k regular expression (which would probably be executing a lot more than 170k if statements while executing).
Either way, the performance is probably going to be pretty bad, but I wouldn't be surprised if using numeric operations end up being at least an order of magnitude faster.
That said, it really sounds like this is something that should be done at more of an application level than a network level.
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