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On 11/17/10 00:01:15, Adam Carter wrote: |
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> > I have an up-to-date ~amd64 GenToo installation with has been |
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> > built on a current AMD64 (Phenom II) machine where I used |
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> > -mtune=native in etc/make.conf since I didn't think of the case |
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> > that I would need to port this system to a somewhat older Opteron |
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> > based machine (still AMD64) |
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> > |
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> > But after cloning the system, some fundamental utilities die of |
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> > an illegal instruction. |
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> > |
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> |
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> Did you have -march set? If so, what to? |
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> |
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> If -march is unset, then AFAIK your binaries should run on any amd64 |
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> machine. If you have it set to native, then your binaries will only |
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> run on |
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> equal or greater hardware than what it was built on. |
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Thanks Alan. I knew that, but then I inherited an somewhat older |
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Opteron machine and I wasn't aware that this one had a different |
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instruction set then current Opterons. |
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Helmut. |
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-- |
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Helmut Jarausch |
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Lehrstuhl fuer Numerische Mathematik |
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RWTH - Aachen University |
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D 52056 Aachen, Germany |