Is MailScanner affected by the Redhat bug
Jason Ede
J.Ede at birchenallhowden.co.uk
Thu Sep 18 10:14:24 IST 2008
> -----Original Message-----
> From: mailscanner-bounces at lists.mailscanner.info [mailto:mailscanner-
> bounces at lists.mailscanner.info] On Behalf Of Alex Broens
> Sent: 18 September 2008 09:50
> To: MailScanner discussion
> Subject: Re: Is MailScanner affected by the Redhat bug
>
> On 9/18/2008 10:25 AM, Jason Ede wrote:
> >> -----Original Message-----
> >> From: mailscanner-bounces at lists.mailscanner.info
> [mailto:mailscanner-
> >> bounces at lists.mailscanner.info] On Behalf Of ram
> >> Sent: 09 September 2008 15:00
> >> To: MailScanner discussion
> >> Subject: Re: Is MailScanner affected by the Redhat bug
> >>
> >>
> >> On Tue, 2008-09-09 at 13:01 +0100, Greg Matthews wrote:
> >>> ram wrote:
> >>>> I have all my servers running MailScanner on Centos. Is
> MailScanner
> >>>> greatly affected by the Bug ?
> >>>> Should I upgrade perl on my machines ?
> >>> I've ran tests last week on CentOS 4 and CentOS 5. CentOS 4.6 is
> >>> unaffected but CentOS 5.2 does contain the bug. However, it is not
> >> clear
> >>> that this performance issue unduly affects MailScanner as other
> >>> latencies are likely to dominate.
> >>>
> >>
> >> I did some testing myself .. There is apparently absolutely no
> affect
> >> on
> >> MailScanner
> >>
> >> took ~1000 mails to a test machine , Centos 5 , 4GB Ram ,
> >> with the perlbug and run it under MailScanner ( MailScanner + SA +
> >> customscanner + f-prot6 + clamavmodule )
> >>
> >> It takes 18 minutes with the perl bug and it same time (infact took
> 15s
> >> more) after I upgraded perl with the patch on
> http://people.centos.org
> >>
> >>
> >> So That is not any major affect after all :-)
> >>
> >>
> >>
> >>
> >> Thanks
> >> Ram
> >
> > CentOS have released the patch for this. Installed this morning and
> confirmed it fixes the bless issue.
>
> could become a dependency party...
> my Centos 5 testbox complained about version conflicts concerning
>
> perl-Math-BigInt
> perl-IO
> perl-bignum
>
Mine also complained about perl-Math-BigRat and perl-File-Temp... I normally stop MS, remove the conflicting modules, run the update and then reinstall MailScanner.
It seems that the system is processing mails a touch faster since the fix, but I've not had enough mail through to confirm it yet.
Jason
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