[Arm-dev] OT: hard drive vs SSD

[Robert Moskowitz]

On 03/02/2017 11:26 AM, Kent Dahlgren wrote:
> I agree that both would probably work for two years.
>
> The big difference between enterprise SSDs and consumer one is write endurance.
>
> If you are using this for let's say an embedded web server, the number of writes to the SSD
> will be minimal and there wouldn't be much difference in terms of reliability between the
> two classes of drives.
>
> If you are building something to log data, you may want to consider an enterprise class SSD.

Thanks.  My current mailserver has been running since 10/2014 on a 320Gb 
notebook HD I pulled from a Lenovo (referbed notebook).  I believe it 
has been doing just fine.  No errors that I have seen in the logwatch email.

Now I am building this new mailserver, and looking at what drives I have 
sitting on my workbench beyond the 320GB drive I pulled from ANOTHER 
Lenovo that I am testing with...

>
> Kent
> Praesum Communications
> Santa Rosa, California 95401
> www.praesum.com
>
> -----Original Message-----
> From: Arm-dev [mailto:arm-dev-bounces at centos.org] On Behalf Of Robert Heller
> Sent: 03/02/2017 8:11 AM
> To: Conversations around CentOS on ARM hardware <arm-dev at centos.org>
> Cc: arm-dev at centos.org
> Subject: Re: [Arm-dev] OT: hard drive vs SSD
>
> At Thu, 2 Mar 2017 11:00:13 -0500 Conversations around CentOS on ARM hardware <arm-dev at centos.org> wrote:
>
>> Given that we are working on server OS for little boards that work will
>> with little drives:
>>
>> For longtime operation of a server which is better,
>>
>> A notebook 2.5" hard drive
>> or
>> A notebook 2.5" SSD drive
>> ?
>>
>> Both pull 1A, so no power advantage.
>>
>> Which can be expected to run for 2 - 3 years straight?
> Probably both.
>
> Note: consumer grade 2.5" hard drives (meant for laptops), *might* not be as
> long term reliable as enterprise grade 2.5" hard drives (meant for servers).
>
> The SSD will be faster than the rotating rust drive.
>
>> (Note:  I am looking at this Kingston 240GB ssdNOW 300 that I pulled
>> from a notebook that had to be upgraded to a 480GB SSD)
>>
>> thanks
>>
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