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Examples
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On just about every modern-day consumer hard drive, blocks are 512-byte chunks.
Ars Technica Ars Staff 2011
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On just about every modern-day consumer hard drive, blocks are 512-byte chunks.
Ars Technica Ars Staff 2011
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However, nothing restricts you from creating a partition that starts on an odd-numbered 512-byte logical sector.
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On paper, Linux doesn't seem susceptible to any of the performance pitfalls associated with transitioning from 512-byte to 4096-byte sector hard drives, but is that really the case?
Maximum PC all RSS Feed Paul Lilly 2010
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This misalignment causes a performance hit since the drive has to read and rewrite the 4K sectors with whatever 512-byte slices changed.
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Most of the drives still being sold today have 512-byte sectors, so lots of people will say "not my problem", but it will become your problem soon since all the hard disk manufacturers have been very eager to make the switch.
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However, nothing restricts you from creating a partition that starts on an odd-numbered 512-byte logical sector.
Maximum PC all RSS Feed Paul Lilly 2010
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This program does random 4K block writes to the drive at a selectable 512-byte alignment.
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Using XP with new drives could slow down the write-time noticeably, but more advanced drives will trick XP into thinking it still has 512-byte sectors.
Gizmodo Kat Hannaford 2010
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These new drives represent a transitional point from 512-byte sectors to 4096-byte sectors.
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