<p>Even using my desktop system for heavy tasks, I rarely dip into swap usage. I have 6 GB RAM, and unless I am being pretty wasteful everything fits in that. Even multilayer GIMP images while compiling the kernel and GCC seems to not fill up memory (but I can say bye bye to I/O bandwidth...)</p>
<p>--<br>
Sent from my HTC Vision (G2), running Gingerbread.<br>
That is, a phone-like mobile device. :)</p>
<div class="gmail_quote">On Jan 18, 2011 9:56 AM, "Jim Kinney" <<a href="mailto:jim.kinney@gmail.com">jim.kinney@gmail.com</a>> wrote:<br type="attribution">> Swap space _really_ depends on how the system is used. A single user desktop<br>
> running web browsing and email can have swap turned of if the system has 4GB<br>> RAM. Using a heavy memory application like extensive gimp on HUGE files with<br>> loads of undo levels, leave the swap at 2:1 swap:RAM<br>
> <br>> For a multi-user server, swap use will be determined by the type of<br>> application and the loading of it. A multi-purpose system running mail, web,<br>> file servics, etc, will benefit from the swap space at around 2:1. But a<br>
> high performance solo-service web server running tomcat with multiple<br>> multi-core cpu's will not benefit unless the web application has long-lived<br>> caching of user state.<br>> <br>> High performance file servers (NFS or CIFS) should have swap nearly turned<br>
> off or at the most 1:1 for caching of system . If a fileserver starts<br>> hitting swap, the pager is about to start beeping.<br>> <br>> -- <br>> -- <br>> James P. Kinney III<br>> I would rather stumble along in freedom than walk effortlessly in chains.<br>
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