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On Mon, 2008-05-26 at 15:21 -0500, James Erickson wrote: |
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> i am wondering if gentoo can utilize the 64 bit feature of dual quad |
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> core xeons (E5405 harpertown). |
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|
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The 64bit features, yes. If there are other "features" (eg. specific |
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instructions) then maybe, maybe not! I'm not the expert here. |
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> i am also wondering if it is possible |
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> to run all eight cores simutaneously on folding@home with gentoo. |
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Why not? If your kernel is configured properly: |
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$ dmesg | grep -i cpu |
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Processor #0 (Bootup-CPU) |
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SMP: Allowing 8 CPUs, 0 hotplug CPUs |
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PERCPU: Allocating 29344 bytes of per cpu data |
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Initializing CPU#0 |
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CPU: L1 I cache: 32K, L1 D cache: 32K |
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CPU: L2 cache: 6144K |
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CPU: Physical Processor ID: 0 |
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CPU: Processor Core ID: 0 |
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Initializing CPU#1 |
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CPU: L1 I cache: 32K, L1 D cache: 32K |
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CPU: L2 cache: 6144K |
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CPU: Physical Processor ID: 1 |
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CPU: Processor Core ID: 0 |
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Intel(R) Xeon(R) CPU E5420 @ 2.50GHz stepping 06 |
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Initializing CPU#2 |
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CPU: L1 I cache: 32K, L1 D cache: 32K |
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CPU: L2 cache: 6144K |
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CPU: Physical Processor ID: 0 |
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CPU: Processor Core ID: 1 |
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Intel(R) Xeon(R) CPU E5420 @ 2.50GHz stepping 06 |
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Initializing CPU#3 |
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CPU: L1 I cache: 32K, L1 D cache: 32K |
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CPU: L2 cache: 6144K |
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CPU: Physical Processor ID: 1 |
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CPU: Processor Core ID: 1 |
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Intel(R) Xeon(R) CPU E5420 @ 2.50GHz stepping 06 |
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Initializing CPU#4 |
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CPU: L1 I cache: 32K, L1 D cache: 32K |
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CPU: L2 cache: 6144K |
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CPU: Physical Processor ID: 0 |
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CPU: Processor Core ID: 2 |
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Intel(R) Xeon(R) CPU E5420 @ 2.50GHz stepping 06 |
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Initializing CPU#5 |
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CPU: L1 I cache: 32K, L1 D cache: 32K |
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CPU: L2 cache: 6144K |
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CPU: Physical Processor ID: 1 |
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CPU: Processor Core ID: 2 |
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Intel(R) Xeon(R) CPU E5420 @ 2.50GHz stepping 06 |
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Initializing CPU#6 |
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CPU: L1 I cache: 32K, L1 D cache: 32K |
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CPU: L2 cache: 6144K |
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CPU: Physical Processor ID: 0 |
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CPU: Processor Core ID: 3 |
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Intel(R) Xeon(R) CPU E5420 @ 2.50GHz stepping 06 |
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Initializing CPU#7 |
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CPU: L1 I cache: 32K, L1 D cache: 32K |
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CPU: L2 cache: 6144K |
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CPU: Physical Processor ID: 1 |
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CPU: Processor Core ID: 3 |
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Intel(R) Xeon(R) CPU E5420 @ 2.50GHz stepping 06 |
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Brought up 8 CPUs |
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http://setiathome.berkeley.edu/show_user.php?userid=69551 |
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> i |
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> apologize if i am asking stupid questions. hope i am not out in left |
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> field with this post. thank you in advance for your consideration in |
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> this matter. |
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So long as you're running Gentoo on it, then I'll allow the question ;) |
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-- |
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Iain Buchanan <iaindb at netspace dot net dot au> |
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|
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A black cat crossing your path signifies that the animal is going somewhere. |
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-- Groucho Marx |
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-- |
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