Re: Memory usage very high under AMD64?
| From: | Robert Cummings | Date: | Wed, 02 Apr 2008 19:36:09 +0000 |
| Subject: | Re: Memory usage very high under AMD64? | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-272461@lists.php.net to get a copy of this message | ||
64 bit integers are twice as big as 32 bit integers.
Cheers,
Rob.
On Wed, 2008-04-02 at 20:16 +0100, Ed W wrote:
> Hi
>
> I am trying to figure out expected memory usage of PHP
>
> Under my 32bit install Apache 2 processes are drawing around 45MB
> virtual and 25MB RSS. (XCache enabled)
>
> However, under 64bit, same PHP and Apache versions, FastCGI is consuming
> around 110MB virt and 25MB RSS. However, Apache2 processes are
> consuming around 215MB virt and 20MB RSS
>
> Can anyone please help debug why the virtual consumption is so high?
>
> Actually the RSS numbers look fine - it's the vsz numbers that I am
> trying to understand why so high?
>
> Thanks
>
> Ed W
>
>
--
http://www.interjinn.com
Application and Templating Framework for PHP