I wouldn't trust the really cheap ones but some of the middle of the road SSDs have surprisingly huge write endurance:
http://techreport.com/review/27436/the-ssd-endurance-experiment-two-freaking-petabytes On Mon, Dec 22, 2014 at 5:44 PM, Paul Conlin via Af <[email protected]> wrote: > What about arrays of lower cost consumer grade SSD's vs the more expensive > "enterprise" drives or cards. The 'I' in RAID can stand for "inexpensive". > It can make sense to mirror two cheap drives on non-big data server > applications. So the HD form factor for solid state storage is a good > thing > in this case. > > Two 60GB SATAIII drives for $45/ea is really cheap. $60 for 120GB. Wow. > > PC > Blaze Broadband > > > > -----Original Message----- > > From: Af [mailto:[email protected]] On Behalf Of Ken Hohhof via Af > > Sent: Monday, December 22, 2014 11:57 AM > > To: [email protected] > > Subject: [AFMUG] OT - PCI-E enterprise SSDs > > > > So I've been impressed lately with the performance improvements to > personal > > computers and I/O intensive servers like web and mail servers by > replacing > HDDs with > > SSDs. I'm convinced the emphasis on CPU and memory is often misplaced > and > the > > key is disk read/write performance. I think part of this is our use of > computers has > > gone from computing oriented to data oriented. > > Big, big data. The one exception perhaps being games, but is that CPU > intensive or > > GPU intensive? > > > > So I've noticed there are enterprise SSD cards that go in a PCI-E slot > like Intel S3700, > > Huawei ES3000, Samsung SM1715. The performance numbers sound comparable > to a > > very expensive RAID array of SAS drives. It does raise the question, why > are we > > making SSDs look like HDDs including form factor and electrical > interface, > other than > > for the hot swap capability of SATA/SAS? > > > > Has anyone used these things? Are they automatically recognized by > Windows and > > Linux as disk drives? Do you need to load special drives and jump > through > special > > hoops? Is there any point trying to do RAID with these, and can that > even > be done? > > >
