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On Saturday, 23 May 2020 00:31:48 BST Rich Freeman wrote: |
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> On Fri, May 22, 2020 at 5:40 PM antlists <antlists@××××××××××××.uk> wrote: |
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> > On 22/05/2020 19:23, Rich Freeman wrote: |
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> > > A big problem with drive-managed SMR is that it basically has to |
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> > > assume the OS is dumb, which means most writes are in-place with no |
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> > > trims, assuming the drive even supports trim. |
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> > |
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> > I think the problem with the current WD Reds is, in part, that the ATA-4 |
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> > spec is required to support trim, but the ATA-3 spec is the current |
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> > version. Whoops ... |
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> |
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> Probably was thought up by the same genius who added the 3.3V reset |
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> pin to the SATA standard. |
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Is there a way to determine if a drive on sale is SMR *before* purchase? I |
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assume after purchase it is a matter of filling up the drive with zeros and |
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keeping an eye on it stalling for minutes at a time; or is there some hdparm/ |
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smartctl output to inform accordingly? |