| From: | Lonni J Friedman <netllama(at)gmail(dot)com> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>, "David F(dot) Skoll" <dfs(at)roaringpenguin(dot)com>, "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org> |
| Subject: | Re: Opinions on SSDs |
| Date: | 2013-08-12 20:15:40 |
| Message-ID: | CAP=oouG6ACXGppvh2phYb3YWMpcFdrEHizsst+2Kxq0hXk9ssA@mail.gmail.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-admin |
On Mon, Aug 12, 2013 at 1:05 PM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> On Mon, Aug 12, 2013 at 08:33:04AM -0700, Joshua D. Drake wrote:
>> >1) Has anyone had experience with Intel 520 SSDs? Are they reliable?
>> >When they fail, do they fail nicely (ie, failure detected and bad drive
>> >removed from RAID array) or horribly (data silently corrupted...) ?
>>
>> I don't recall if the 520s have powerloss protection but you will
>> want to check that.
>
> I am pretty sure they don't. The only options are the Intel 320 and
> 710, I think. Here is a blog about it:
>
> http://blog.2ndquadrant.com/intel_ssds_lifetime_and_the_32/
>
> Look for "Enhanced Power Loss Data Protection". Intel does not make it
> easy to find all drive that have it --- you have to look at each spec
> sheet.
The S3700 series also has power loss data protection:
http://www.intel.com/content/www/us/en/solid-state-drives/solid-state-drives-dc-s3700-series.html
| From | Date | Subject | |
|---|---|---|---|
| Next Message | David F. Skoll | 2013-08-12 20:41:48 | Re: Opinions on SSDs |
| Previous Message | Bruce Momjian | 2013-08-12 20:05:04 | Re: Opinions on SSDs |