apache wiki ylhrixqhcapacheorg dear wiki user subscribed wiki page wiki category spamassassin wiki change notification following page changed justinmason httpwikiapacheorgspamassassinfasterperformance comment change add aliases examine custom rule set files use avoid large rule sets 100k 150k size rules slower sa run particular sablacklist sablacklisturi rulesets extremely heavyweight massively affect performance memory usage youre using remove immediately ensure network tests enabled instead rules made obsolete uribl_ws_surbl network rule see httpwikiapacheorgspamassassinoutofmemoryproblemshead198fc106917f358aea90b95047299e4de6c0443d outofmemoryproblems particular blacklist blacklisturi aka sablacklist sablacklisturi rulesets extremely heavyweight massively affect performance memory usage youre using remove immediately ensure network tests enabled instead rules made obsolete uribl_ws_surbl network rule see httpwikiapacheorgspamassassinoutofmemoryproblemshead198fc106917f358aea90b95047299e4de6c0443d outofmemoryproblems pick rule set files productive sare families published bob menschel use files 0 1 productivity efficiency avoid files 2 3 remove readd rule set files one time check performance change one rule set file causes huge change performance take appropriate action thu 07 aug 2008 034415 0000 spamassassin wiki update fasterperformance justinmason