Gentoo Archives: gentoo-amd64

From: Michael Kerscher <michael@××××××××××××××××.de>
To: gentoo-amd64@l.g.o
Subject: Re: [gentoo-amd64] Mobo recommendations
Date: Mon, 17 Oct 2005 19:25:25
Message-Id: 4353FA3C.1050808@kerscher-michael.de
In Reply to: Re: [gentoo-amd64] Mobo recommendations by James Pattinson
1 James Pattinson wrote:
2 > Hi
3 >
4 > Thanks all for your recommendations! It's nice to know there are some
5 > good amd64 boards out there. perhaps I've just had bad luck with these
6 > APIC problems so far.
7 >
8 > Could some of you perhaps run hdparm -Tt on your root disk and let me
9 > know what you get? I get great performance off the disk but the cached
10 > read speed is about half the speed of my P4 box:
11 >
12 > amd64~ # hdparm -Tt /dev/sda
13 >
14 > /dev/sda:
15 > Timing cached reads: 1532 MB in 2.00 seconds = 765.95 MB/sec
16 > Timing buffered disk reads: 98 MB in 3.01 seconds = 32.58 MB/sec
17 >
18 > pentium4~ # hdparm -Tt /dev/sda
19 >
20 > /dev/sda:
21 > Timing cached reads: 2296 MB in 2.00 seconds = 1147.03 MB/sec
22 > Timing buffered disk reads: 44 MB in 3.02 seconds = 14.56 MB/sec
23 >
24 > Cheers!
25 >
26 > James
27
28 Hi James,
29
30 i'm getting this values.
31
32 hdparm -Tt /dev/sda
33
34 /dev/sda:
35 Timing cached reads: 3172 MB in 2.00 seconds = 1585.45 MB/sec
36 Timing buffered disk reads: 174 MB in 3.01 seconds = 57.74 MB/sec
37
38
39 Michael
40 --
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