On Sat, 26 Jul 2008, J Duke wrote:
> I realize that the whole fix to this DNS cache poisoning is to have
> random ports and random query ids, and that generating good, strong,
> random numbers costs cpu cycles and time. Has anyone else noticed the
> performance hit? Anything that I can do? Particu
On 7/26/08, J Duke <[EMAIL PROTECTED]> wrote:
> I wonder is anyone is seeing performance issues with the patched DNS in the
> late snapshots?
http://marc.info/?l=bind-users&m=121726908015389&w=2
On Sat, Jul 26, 2008 at 4:12 PM, J Duke <[EMAIL PROTECTED]> wrote:
> I wonder is anyone is seeing performance issues with the patched DNS in the
> late snapshots?
> I installed the July 22 snapshot on our DNS servers, which handle a pretty
> heavy load of lookups, mostly for anti-spam action.
>
> I
On 2008-07-26, J Duke <[EMAIL PROTECTED]> wrote:
> I moved back to an earlier version of OpenBSD on the DNS server, and
> the Ironport traffic went up to normal, and the DNS lookup failures stopped.
> Cpu utilization went back down to around 9%. But I'm vulnerable.
Sending spam seems a good way to
mailto:[EMAIL PROTECTED] On Behalf
> Of J Duke
> Sent: Sunday, July 27, 2008 12:13 AM
> To: misc@openbsd.org
> Subject: Performance issues with the DNS patch?
>
> I wonder is anyone is seeing performance issues with the patched DNS in
> the
> late snapshots?
> I installe
I wonder is anyone is seeing performance issues with the patched DNS in the
late snapshots?
I installed the July 22 snapshot on our DNS servers, which handle a pretty
heavy load of lookups, mostly for anti-spam action.
It was running at 45% or higher cpu utilization after the July 22 snapshot
was
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