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VyusFire2014-11-28 20:33:48
Solid State Drives
VyusFire, 2014-11-28 20:33:48

Where can I find the datasheet of an SSD on a Mac?

People, tell me where to find those. SSD description?
I actually use a MacBook Pro 13 (11.1).
SSD Model: APPLE SSD SM0256F.
I wanted to do manual layout and optimization, but it turned out that everything is not so simple: ssd is a capricious thing and requires special care. So for proper alignment, I need to know the size of the sector, block and erase block.
If anyone has a link to the alignment manual, I will also be grateful.
Google gives out some benchmarks, there is almost no information. Hope for help.

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2 answer(s)
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Sergey Petrikov, 2014-11-28
@VyusFire

On a poppy, an SSD does not require any maintenance and optimization, do not suffer garbage, they put SSDs from different vendors in poppies, and which one in your case can only be found out by the part code of the disk itself, here is a description osxdaily.com/2012/06/21/determine-manufacturer -of-... continue to act depending on the manufacturer, if it's really boring to live.

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Artem @Jump, 2014-11-28
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MacBook is not a constructor, but a finished product, so you don’t need to align anything, everything has already been done for you.
It's not clear what you are going to optimize there.
The ssd does not require any special care, just install and work. Especially when it comes to a laptop. In servers with complex raids and virtualization, some optimization may be required, but certainly not in a laptop.
What is the moodiness of ssd is also unclear.
And most importantly, the
HDD is controlled by the operating system, that is, the OS tells it what to write and where, and it obediently executes.
That is, if you told the disk to write this such and such a byte to such and such a sector, you can be sure that it will do it.
Although in fairness it should be noted that the latest models of HDDs are not so obedient, and can reassign bad sectors themselves, and show some more independence. But nevertheless ...
But the SSD is a completely black box, it listens to the OS command, reports on its implementation, but at the same time does not what it was told, but what it considers necessary.
That is, if you tell the SSD to write data to a certain place, it will write it where it sees fit, but it will report to you that it wrote it exactly where you said.

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