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Am 17.09.2013 20:11, schrieb Tanstaafl: |
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> On 2013-09-17 2:00 PM, Volker Armin Hemmann |
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> <volkerarmin@××××××××××.com> wrote: |
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>> use ECC ram. Lots of it. 16GB DDR3 1600 ECC ram cost you less than 170€. |
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>> And it is worth it. ZFS showed me just how many silent corruptions can |
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>> happen on a 'stable' system. Errors never seen neither detected thanks |
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>> to using 'standard' ram. |
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>> |
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>> turn off readahead. ZFS' own readahead and the kernel's clash - badly. |
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>> Turn off kernel's readahead for a visible performance boon. |
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>> |
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>> use noop as io-scheduler. |
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> |
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> Is there a good place to read about these kinds of tuning parameters? |
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> |
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> |
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zfsonlinux? |
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google? |