On Wed, Jun 11, 2008 at 3:59 AM, Tobias Exner <[EMAIL PROTECTED]> wrote:
> Hi Al,
>
> Sorry, but "leading the market" is not right at this point.
>
> www.superssd.com has the answer to all those questions about SSD and
> reliability/speed for many years..
>
> But I'm with you. I'm looking forward the coming products of SUN concerning
> SSD..
>
>
> btw: it's seems to me that this thread is a little bit OT.
I don't think its OT - because SSDs make perfect sense as ZFS log
and/or cache devices. If I did not make that clear in my OP then I
failed to communicate clearly. In both these roles (log/cache)
reliability is of the utmost importance.
Thanks for the link - I'll take a look/see.
> regards,
>
> Tobias Exner
>
>
>
> Al Hopper schrieb:
>>
>> I've been reading, with great (personal/professional) interest about
>> Sun getting very serious about SSD-equipping servers as a standard
>> feature in the 2nd half of this year. Yeah! Excellent news - and
>> it's nice to see Sun lead, rather than trail the market! Those of us,
>> who are ZFS zealots, know the value of a ZFS log, and/or ZFS cache
>> device and how these devices can (very positively) impact the
>> performance of a ZFS raid configuration built on cost effective SATA
>> disk drives. But - based on personal observation - there is a lot of
>> hype surrounding SSD reliability. Obviously the *promise* of this
>> technology is higher performance and *reliability* with lower power
>> requirements due to no (mechanical) moving parts. But... if you look
>> broadly at the current SSD product offerings, you see: a) lower than
>> expected performance - particularly in regard to write IOPS (I/O Ops
>> per Second) and b) warranty periods that are typically 1 year - with
>> the (currently rare) exception of products that are offered with a 5
>> year warranty.
>>
>> Obviously, for SSD products to live up to the current marketing hype,
>> they need to deliver superior performance and *reliability*.
>> Everyone I know *wants* one or more SSD devices - but they also have
>> the expectation that those devices will come with a warranty at least
>> equivalent to current hard disk drives (3 or 5 years).
>>
>> So ... I'm interested in learning from anyone on this list, and, in
>> particular, from Team ZFS, what the reality is regarding SSD
>> reliability. Obviously Sun employees are not going to compromise
>> their employment and divulge upcoming product specific data - but
>> there must be *some* data (white papers etc) in the public domain that
>> would provide some relevant technical data??
>>
>> Regards,
>>
>>
>
Regards,
--
Al Hopper Logical Approach Inc,Plano,TX [EMAIL PROTECTED]
Voice: 972.379.2133 Timezone: US CDT
OpenSolaris Governing Board (OGB) Member - Apr 2005 to Mar 2007
http://www.opensolaris.org/os/community/ogb/ogb_2005-2007/
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