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> I have a network of very nearly identical Dell XPS 13 laptops that I |
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> manage with a script. The master pushes the contents of its |
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> filesystem to the others so I only have to manage one system. It's |
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> worked really well over several years. I just got a new Dell XPS 13 |
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> to serve as the master and there have been some changes that were |
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> difficult to integrate with the network (high-res screen, /dev/sda |
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> replaced with /dev/nvme0n0) but those problems are fixed thanks to you |
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> guys. |
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> |
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> Now I'm running into "trap invalid opcode" errors on the older |
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> systems. Can I disable some of the newer CPU instruction sets on the |
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> master laptop when compiling to hopefully generate binaries that will |
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> work on the older systems? If so, could anyone point me in the right |
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> direction? I don't want to use distcc please. |
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> |
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> CHOST="x86_64-pc-linux-gnu" |
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> CFLAGS="-march=native -O2 -pipe -fomit-frame-pointer" |
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|
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|
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Switching to -mtune=native seems to work. Time for an emerge -e world. |
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- Grant |