QQ regarding server performance impact when doing RDNS checks

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QQ regarding server performance impact when doi...
\ Peter Santiago (28 Mar 2008)
. \ Victor Duchovni (28 Mar 2008)
. . \ Peter Santiago (28 Mar 2008)

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Subject:	QQ regarding server performance impact when doing RDNS checks
Group:	Postfix-users
From:	Peter Santiago
Date:	28 Mar 2008

Hi guys,

Is there any major impact on server performance when doing RDNS
checks? If so, what does one do to mitigate or lessen the impact?

Thanks,
Peter