Could anybody give me more technical detail whay 32-bit kernel does not see 4GB RAM.?<br>What does mean special options for C compiler that allow to see 4GB<br><br><br><div class="gmail_quote">2009/7/6 Rashkae <span dir="ltr"><<a href="mailto:ubuntu@tigershaunt.com">ubuntu@tigershaunt.com</a>></span><br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div class="im">Vincent Trouilliez wrote:<br>
<br>
><br>
> Indeed a 32bit kernel can access 4GB. I had 4GB on my computer and<br>
> only 3.2GB or so, were recognized by the default Ubuntu 32 bit kernel.<br>
> However Ubuntu also supplies (at least on Ubuntu 8.10, on which I tried<br>
> this) an alternate 32 bit kernel which is compiled with other options,<br>
> and DID recognize all my 4GB of memory, it worked.<br>
> The problem is that I ran into issues with some restricted modules<br>
> (nvidia 3D driver IIRC), which I failed to solve (IIRC, the driver was<br>
> not available for this kernel, so I had to install it myself by hand,<br>
> but failed), so I took the easy way and reverted to the stock kernel...<br>
> and 3.2GB. Today I have now 6GB (someone gave me 2GB, would have been<br>
> rude to refuse !), so having only 3GB or so means I loose literally 50%<br>
> of my memory, arf ! So I will have to switch to 64 bit... but not<br>
> anytime soon. 64 bits desktop systems are a can of worms, I will switch<br>
> to it maybe in 15 years, once they have become as wide spread and<br>
> tested (on the Desktop, ie), and become the default for all new<br>
> software, like 32 bit has. Until then... I will stay with my 3.2GB,<br>
> it's enough for my needs as of today.<br>
<br>
</div>Err, welcome to 2009. We have arrived, (not 15 years from now)<br>
<div><div></div><div class="h5"><br>
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</div></div></blockquote></div><br><br clear="all"><br>-- <br>Thanks <br><br>Alex<br>