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On Thu, Jan 27 2011, Neil Bothwick wrote: |
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> On Thu, 27 Jan 2011 17:09:27 +0200, Nikos Chantziaras wrote: |
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> |
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>> > So on a 20 package world update, only 19 are faster while the 20th |
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>> > runs at the same speed? Where's the loss there? Even if the last were |
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>> > slower, it would be worth it. |
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>> |
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>> Given the amount of time unpack/configure/install of most packages |
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>> needs (very short), my observation is that it would not be worth it. |
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> |
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> Even if that were true, how much time would you have to save to justify |
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> adding -j 2 to EMERGE_DEFAULTS in make.conf? |
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> |
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> But it's not true, large packages spend a lot of time on these phases of |
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> the install. |
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OK I'm convinced since I know that those phases do take noticeable time. |
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I have a "4" processor i7 model 620 (2 cores, doubled for |
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hyperthreading) and have set MAKEOPTS="-j5". |
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If I add -jobs=2 to EMERGE_DEFAULT_OPTS, should I lower |
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MAKEOPTS to 3 (to 4)? |
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thanks, |
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allan |