RAM supported by RHEL

Marti, Robert RJM002 at shsu.edu
Thu Nov 5 11:59:02 UTC 2009


Sort of... The mysql process will not use more than 4gb of ram, but  
increasing to 8gb will give the is and other processes some ram as well

Sent from my iPhone

On Nov 5, 2009, at 4:40, "lonetwin" <lonetwins at gmail.com> wrote:

> Thank you guys, the reason for my question was this.
>
> We run a mysql database on a 32 bit machine., which has 4GB RAM on  
> it. As
> the number of transactions being done on the db are increasing we are
> thinking of adding extra RAM on this server hoping this will improve  
> its
> performance.
>
> So the immediate question raised is, will increasing the RAM improve  
> the
> performance of MySQL. Since the MySQL distribution will continue to  
> be 32
> bit, will it really be able to make use of the extra RAM.
>
> I am searching for this online, and there are many many thoughts  
> that i have
> come across. Posting this here, hoping to understand the concept  
> better.
>
> Thanks.
>
>
>
> On Thu, Nov 5, 2009 at 2:40 PM, bedo <bedo.wang at gmail.com> wrote:
>
>> install two rpm packet (kernel-PAE-devel-2.6.XX.rpm kernel- 
>> PAE-2.6.XX.rpm)
>> ,you can find it in your OS  iso file
>>
>> 2009/11/5 Vincent Van der Kussen <Vincent.VanderKussen at btr-services.be 
>> >
>>
>>> Hi,
>>>
>>> You'll need the PAE kernel for that amount of RAM to be recognized
>>>
>>> Vincent.
>>>
>>>
>>> Vincent Van der Kussen
>>> System Engineer
>>> mobile: +32477293918
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>>> Vincent.VanderKussen at btr-services.be
>>>
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>>> -----Original Message-----
>>>
>>> From: redhat-list-bounces at redhat.com [mailto:
>>> redhat-list-bounces at redhat.com] On Behalf Of lonetwin
>>> Sent: donderdag 5 november 2009 8:16
>>> To: General Red Hat Linux discussion list
>>> Subject: RAM supported by RHEL
>>>
>>> Hello Everyone,
>>>
>>> a rather silly question, however searching online has thrown a lot  
>>> of
>>> answers..creating more confusion.
>>>
>>> I have a 32 bit hardware running RHEL 5.2. My question is, if i  
>>> add 8 GB
>>> RAM
>>> on this hardware, will RHEL support it (or make use of it).
>>>
>>> Thank you.
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