SSDs

[Brian Cluff]

On 04/03/2013 08:49 AM, Stephen wrote:
> Also be aware, that SSD's have memory in reserve for wear leveling also
> on top of their listed storage so if they are listed for 250GB they have
> more than that in actual storage, but they are only able to allocate
> 250GB for wear leveling purposes.

...At least the good drives do, but extra space or not, the drive will 
still wear out orders of magnitude faster being full than left with a 
lot of extra space.

Brian Cluff

>
>
> On Wed, Apr 3, 2013 at 8:30 AM, Brian Cluff <brian at snaptek.com
> <mailto:brian at snaptek.com>> wrote:
>
>     On 04/03/2013 06:36 AM, Jason Spatafore wrote:
>
>         I would still suggest you use spinners for data storage
>         (spinning backup
>         and file stores, even place /home on) but use SSD for the read
>         performance (website, O/S...basically /, /tmp, and /var)
>
>
>     I have nearly this exact setup on my laptop with an SSD for the
>     system and a 750 gig classic spinner for /home and other heavily
>     written areas. I figure if I'm pretty much only reading from it, I
>     can't wear it out... and even if I do, I haven't lost anything that
>     isn't easily replaceable.
>
>     Another key thing to remember on an SSD is to get a drive that is
>     larger than needed, and then make sure you don't fill it up.  With a
>     lot of extra space on the drive, the drive will be able to spread
>     it's writes via wear leveling over a much larger area than a drive
>     that is full. My SSD drive is a 250 gig with just the system on it,
>     which is currently at only 10 gigs.  With this much space left over,
>     I'll stop using the drive well before it is even close to wearing out.
>     My SSD gets just shy of 580Megs/second the boot times on the laptop
>     are about 3 seconds to login and another 3 seconds to usable
>     desktop.  Apps start pretty much instantly.  For me it was a cheap
>     way to get a huge performance increase.
>
>     Brian Cluff
>
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>
>
> --
> A mouse trap, placed on top of your alarm clock, will prevent you from
> rolling over and going back to sleep after you hit the snooze button.
>
> Stephen
>
>
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