<br><br><p><DEFANGED_div class="gmail_quote">On Nov 16, 2007 12:57 AM, Tim Schmidt <<a href="mailto:timschmidt@gmail.com">timschmidt@gmail.com</a>> wrote:<br><blockquote class="gmail_quote" DEFANGED_style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<p><DEFANGED_div class="Ih2E3d">On Nov 16, 2007 12:45 AM, Bob Kline <<a href="mailto:bob.kline@gmail.com">bob.kline@gmail.com</a>> wrote:<br>> If running Linux, which version?<br><br></p><DEFANGED_div>I've just tossed Ubuntu 7.10 server on it.
<br><p><DEFANGED_div class="Ih2E3d"><br>> Does the performance seem to result<br>> more from all the processors or all the<br>> memory, or is it hard to tell?<br><br></p><DEFANGED_div>Depends entirely on what sort of load you put on it... of course, all
<br>that ram doesn't hurt.<br><p><DEFANGED_div class="Ih2E3d"><br>> I'd think swapping could be pretty fast in an<br>> out of memory, but the instant it involves<br>> a hard drive it's over.<br><br></p><DEFANGED_div>? Swapping always involves block storage of some type. How much it
<br>hurts again, depends on memory access patterns of your load, as well<br>as what percentage of the working set is swapped, and so on.<br><p><DEFANGED_div><p><DEFANGED_div></p><DEFANGED_div><p><DEFANGED_div class="Wj3C7c"><br>--tim<br> </p><DEFANGED_div></p><DEFANGED_div></blockquote><p><DEFANGED_div>So would you guess that even more
<br>processors would help? With your<br>load profile that is?<br><br>It's not impossible that even a desktop<br>will have hundreds of CPUs one day.<br>I have no idea whether Linux could <br>support that. But with the concept of
<br>one process per processor, without much<br>swapping while in typical use, one<br>would see even more improvement.<br>Swapping always creates overhead, so<br>the best way to reduce overhead is to not<br>swap where possible. Including letting
<br>other jobs wait in some circumstances<br>if they are not real time.<br><br>I just bought 4GB of memory for $100<br>recently. For someone with deep pockets<br>a 100GB or more of memory could be <br>practical today. As soon as anyone makes
<br>a motherboard to enable this anyway.<br><br> -Bob<br><br> </p><DEFANGED_div></p><DEFANGED_div><br>