Added two piece of 2GB RAM but total showing 3279 in Ubuntu 8.04

Anthony M. Rasat anthony.rasat at gmail.com
Sat Dec 19 17:03:08 UTC 2009


Fred Roller wrote:

**Snip snip**

>IMHO going with 64 bit would be better though, as Johnny mentioned.  The 
>PAE is another option, especially if you can't install 64 bit.

When should you have PAE and when should you better with 64-bit? Hmm.

I used to have a hard time with Java apps on 8 GB RAM and a PAE kernel (would you care to know? It's Zimbra Mail Suite. A heavy Java apps). With the same hardware but 64-bit kernel, I sleep sound ever since. 

What was going on? Apparently Java Virtual environment on 32-bit OS can not fully employ extra memory, even though PAE kernel was in charge and all RAM was accounted for. 

So, unless you *WANT* 32-bit OS because, say, legacy multimedia codecs reason, I suggest 64-bit OS on 64-bit capable computer.

Regards,

Anthony M. Rasat
Manager - Technical, Network and Support Division
PT. Jawa Pos National Network
Graha Pena Jawa Pos Group Building, 5th floor
Jln. Raya Kebayoran Lama 12, Jakarta Selatan 12210
Indonesia.-
Phone 02132185562
Phone 081574217035
Fax 02153651465
Web http://www.jpnn.com


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