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On Fri, 19 Nov 2010 17:00:04 +0100, Peter Humphrey wrote about Re: |
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[gentoo-user] migrating disks (from mounts to disklabels: |
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>On Friday 19 November 2010 14:42:23 Neil Bothwick wrote: |
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>> On Fri, 19 Nov 2010 10:52:50 +0000, Mick wrote: |
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>> > Also primary partitions which he does not seem to be using at all |
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>> > have a slight edge over logical. |
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>> |
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>> Do you have any data on this? I generally use all logical partitions |
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>> but could be persuaded to rethink. |
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> |
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>Well there must be one level of indirection on first access, since the |
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>start of the logical partition has to be looked up in a "primary" |
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>partition, but I can't imagine that being needed more than once per |
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>reboot. |
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Correct. |
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The same applies to LVM2 or EVMS logical volumes: a small "lookup" |
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penalty (a few milliseconds) when the filesystem is first |
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activated/mounted, and as fast as the drive itself thereafter. |
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-- |
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Regards, |
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Dave [RLU #314465] |
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dwnoon@××××××××.com (David W Noon) |
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