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From "Nick Knack" <nick.the.kn...@gmail.com>
Subject Re: [users@httpd] Apache 2.2.8 / Win2003 - Non Paged Pool blows up
Date Fri, 20 Jun 2008 18:39:51 GMT
Thanks to William/Andre for replying.

Eric, that patch did the trick - seems to have fixed the issue, no crashes
since the patch was installed.

Thanks!

On Sat, Jun 14, 2008 at 4:45 PM, Eric Covener <covener@gmail.com> wrote:

> On Sat, Jun 14, 2008 at 4:39 AM, Nick Knack <nick.the.knack@gmail.com>
> wrote:
> > Hi,
> >
> > We've been trying to diagnose an issue showing up for the past several
> > months on our Windows Server 2003 machines (both x32 and x64) running
> Apache
> > 2.2.8 (with SSL). Just using it for PHP scripts - PHProxy and the like.
> >
> >
> > 1. After some period of time (every 2 hours yesterday for example), the
> Non
> > Paged Pool usage of Apache surges to (on x64) 18TB or thereabouts -
> > basically close to the max positive signed 64 bit integer
> > (18446744073709551616).
> >
>
> Do you have some reason to expect this is anything but Windows
> mis-reporting the non-paged memory usage?  Doesn't non-paged memory
> usage _total_ have to be less than physical memory on the system?
>
> I don't know if there's some way this, or just a similar problem,
> might be applicable to apache:
>
> http://support.microsoft.com/kb/936655
>
> This problem occurs because the Afd.sys file may charge the quota to
> one Citrix process after the Citrix process allocates the nonpaged
> pool memory. Then, the quota is returned to another Citrix process
> after the Citrix process frees the nonpaged pool memory. When the
> nonpaged pool memory is allocated and then freed repeatedly, the quota
> that is allocated for the second time is a negative number. On a
> 32-bit system, this negative number is interpreted as a second Citrix
> process that uses 4 GB of nonpaged pool memory.
> --
> Eric Covener
> covener@gmail.com
>
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>


-- 
Nick the Knack

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