I meant whether the make (vendor) of the memory(ram) are different. On Wed, Dec 31, 2008 at 11:56 AM, Chris Adams < [email protected]> wrote:
> You mean different hardware, or OS? I previously added 4 GB to an > identical server from the same vendor running CentOS 5 and it recognized > full amount of RAM. > > ------------------------------ > *From:* joji johny [mailto:[email protected]] > *To:* Red Hat Enterprise Linux 5 (Tikanga) discussion mailing-list > [mailto:[email protected]] > *Sent:* Tue, 30 Dec 2008 22:12:51 -0800 > *Subject:* Re: [rhelv5-list] 4 GB not recognized after PAE kernel upgrade > > Adams, > Some systems doesn't recognize the memories since the vendors are > different or due to improper dimm allocation. > > Regards, > Joji V J > > On Wed, Dec 31, 2008 at 11:22 AM, Chris Adams < > [email protected]> wrote: > >> I am running RedHat 5 on a 32 bit system with 2 GB RAM . I have verified >> that the hardware supports at least 4 GB RAM. I added an additional 2 GB >> ram. However, issuing the various command to show memory available, it would >> only show ~2.5 GB. >> >> So, reading about the PAE kernel, I installed it via RPM and after >> rebooting, verified that the /etc/grub.conf file shows the PAE kernel first >> and the Default=0. When I run 'cat /proc/meminfo' and 'free -om', it still >> reports 2.5 GB. >> >> Can someone explain what is going on and what I should do, other than >> upgrading to a 64 bit system? I have done this same update on an identical >> server running CentOS 5 and it recognizes the 4 GB. >> >> I can provide output from any commands necessary. Just let me know. >> >> Many thanks, >> >> Christopher Adams >> >> _______________________________________________ >> rhelv5-list mailing list >> [email protected] >> https://www.redhat.com/mailman/listinfo/rhelv5-list >> >> > > _______________________________________________ > rhelv5-list mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/rhelv5-list > > -- Regards, Joji V J IT Infrastructure Administrator
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