SysAdmin EM: > ## Chequeo de header > header_checks = regexp:/etc/postfix/header_checks > > ## Chequeos de body > body_checks = regexp:/etc/postfix/body_checks
These can use lots of CPU for example with patterns that require
backtracking. (google for "regexp cpu").
Note that regexp: is less efficient than pcre:. The reason
for having regexp support in Postfix is that every system library
must support that, while pcre support is an addon.
Wietse
