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Article #271Re: Dual processors ?
From: Floyd Davidson
Date: Sun, 05 Jan 2003 08:03
Date: Sun, 05 Jan 2003 08:03
34 lines
2687 bytes
2687 bytes
Matt van de Werken <m_vdw73@optusnet.com.au> wrote:
>On Sun, 05 Jan 2003 02:22:06 +1000, Floyd Davidson wrote:
>> I'll grant that if you are not running X and work only on one virtual
>> console at a time, one cpu will be just as fast as two.
>>
>
>Even then, not necessarily. Try make -j 2 to compile your kernel. I get a
>clean kernel compile time of less than 5 minutes for my system (dual Athlon
>MP1800+, 512MB DDR RAM).
make -j2 MAKE='make -j2' bzImage
In my case that takes less than a minute and a half.
...
>Since going to dual CPUs about 3 years ago, I'd never go back to a single
>processor system. I'd *much* rather spend the money and get two not quite
>state of the art CPUs for around the same price as one latest-n-greatest
>CPU.
I'm on my second SMP system. The first one was an Asus P2B-DS
with a pair of PII's at 350Mhz. A year ago I finally "replaced"
it, with a new Tyan S2462UNG board with a pair of Athlon MP
1600+ cpu's. Then I put a couple 533Mhz Celeron's into the
P2B-DS. They both have SCSI disks, though the Tyan board gets
several times the i/o speed that the Asus board does. The Tyan
uses a RAID5 array with 4 disks spread across two SCSI
controllers, which accounts for most of the disk speed
difference.
--
Floyd L. Davidson <http://www.ptialaska.net/~floyd>
Ukpeagvik (Barrow, Alaska) floyd@barrow.com
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 114381,acfea8e5e9ff6f15 X-Google-Attributes: gid114381,public X-Google-Thread: 102b32,acfea8e5e9ff6f15 X-Google-Attributes: gid102b32,public X-Google-Thread: 102983,acfea8e5e9ff6f15 X-Google-Attributes: gid102983,public X-Google-ArrivalTime: 2003-01-05 00:21:16 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!canoe.uoregon.edu!arclight.uoregon.edu!newsfeed.mathworks.com!nntp-out.monmouth.com!newspeer.monmouth.com!pln-e!spln!dex!extra.newsguy.com!newsp.newsguy.com!enews2 From: Floyd Davidson <floyd@ptialaska.net> Newsgroups: aus.computers.linux,comp.os.linux.hardware,aus.ads.forsale.computers.used Subject: Re: Dual processors ? Date: 04 Jan 2003 23:03:20 -0900 Organization: __________ Lines: 34 Sender: floyd@barrow.com Message-ID: <871y3s58hj.fld@barrow.com> References: <pan.2003.01.03.13.58.10.249319@iprimus.com.au> <av578p$c8s17$1@ID-99293.news.dfncis.de> <av5qtf$tcf$1@lust.ihug.co.nz> <fbf82913.0301040421.1a35bdfa@posting.google.com> <87of6w7ump.fld@barrow.com> <pan.2003.01.05.05.14.18.890697.1189@optusnet.com.au> NNTP-Posting-Host: p-716.newsdawg.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii User-Agent: gnus 5.8.3/XEmacs 21.1.9/Linux