Posts Tagged ‘DNS cache’

DNS Cache and Spamassassin performance

November 9th, 2011 No comments


DNS cache is very valuable thing when you are running RBL checks via Spamassassin. As many RBL lists, many IPs in header means a lot of queries. Of course, if you receiving 20 mails per day, its not big deal, but when you hit 200k per day, just simple thing can help a lot. With easy scrip tyou can debug how fast is Spamassassin on your system with RBL queries.

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Categories: Linux Tags: , , ,