For most intents and purposes an Enterprise system will be using RAID
controllers, with acceleration, so a SD card IS not a benefit. I have a
Dell with SD single level drive that is slower, but it's probably due to
Microsoft 7.
On Tue, Apr 2, 2013 at 1:37 PM, Eric Cope <
eric.cope@gmail.com> wrote:
> There are two major types of SSDs. Multi-level cells and single-level
> cells. Multi-level are cheaper and denser, but fail sooner and are slower.
> Single level are more expensive, but should fail less often.
>
> With respect to performance, I'd be more suspicious of the software (and
> OS for that matter) controlling the drives rather than the drives
> themselves. If the OS is tuned for HDD, then SSDs may not gain any
> benefit.
>
> The High Performace MySQL blog posts data on SSD performance. Its a good
> reference point.
>
> Eric
>
>
> On Tue, Apr 2, 2013 at 1:24 PM, Lisa Kachold <lisakachold@obnosis.com>wrote:
>
>> I have also found that in deference to their claims some of the SSDs are
>> SLOWER than regular enterprise drives.
>> I believe this new technology leaves a lot to be desired.
>>
>>
>> On Tue, Apr 2, 2013 at 12:27 PM, Derek Trotter <expat.arizonan@gmail.com>wrote:
>>
>>> I have a question about SSDs. I've read that they like the USB thumb
>>> drives can be written to a certain number of times before they fail. What
>>> is the expected lifetime of an SSD? They're terribly expensive if they're
>>> only going to last 2 or 3 years.
>>>
>>> Derek
>>>
>>> --
>>> "I get my copy of the daily paper, look at the obituaries page, and if
>>> I’m not there, I carry on as usual."
>>>
>>> Patrick Moore
>>>
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>>
>>
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