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Author Topic: Anybody have an idea of the typical lifespan of a SSD? [Locked]
Ravynmagi  4 stars
Title: Moderator
Posts: 1,098
Registered: 2001-12-23 17:10:17
Caoilin posted:

Ravynmagi posted:

Don't really think SSD have been around long enough to have a good answer to that. It does depend on how often you right to the SSD drive and how full it is.

I suspect many SSDs will outlive their usefulness before they die of natural causes. Of course there is the chance an SSD will die early from unnatural causes.






Right on.
jarom_td  1 star
Posts: 122
Registered: 2000-8-8 12:45:59
Palvati posted:

wait.. what... a regular HD has 20 years life rate? wtf... that can't be average... that would be at best... I don't think I had any active HD get past 5 years...



I've only ever had one HD go bad on me. And that was within a couple of months of buying it.

My old computer that I gave to my Brother has been around since '00 and it still has the original HD. I don't think he uses it very often now though.

My current computer at home I built in '96 and the OS drive is still the original. I've added a larger data drive. But the original OS drive is still ticking just fine.

 

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Ravynmagi  4 stars
Title: Moderator
Posts: 1,098
Registered: 2001-12-23 17:10:17
Hard drives I rarely use for more than 5 years. By that age, they are usually too small and slow and replaced with something bigger and faster.

I just replaced my first SSD drives I bought 3 years ago. Bought a couple OCZ Vertex 1 120GB drives for $800 total. It was replaced with a single Vertex 3 250GB drive for $350 that is faster than the Vertex 1 drives in RAID0. So I got 3 years out of those SSDs before replacing for more performance. I'll continue using the Vertex 1 drives, one went to another desktop, the other went to my laptop.
Terminius_Est  3 stars
Title: Moon River
Posts: 894
Registered: 2002-2-27 06:08:05
SSDs have a life limit. Each cell can only be written to X number of times. I believe X is 10,000. Drive makers use complicated algorithms to manage the data and the amount of memory on the disk is much bigger than the size of the drive.

Mine is going on four years, without any problem.

 

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Locuus  1 star
Posts: 124
Registered: 2003-3-13 22:55:35
Terminius_Est posted:

SSDs have a life limit. Each cell can only be written to X number of times. I believe X is 10,000. Drive makers use complicated algorithms to manage the data and the amount of memory on the disk is much bigger than the size of the drive.

Mine is going on four years, without any problem.



From what I have read 10 000 was the write cycle limit of the first and worst flash-based drives (USB flash drives maybe?). Today a common number for SSD should be 300 000 write cycles with 1 000 000 write cycles for the top of the line drives.
All this is from reading general articles on SSD technology, so I have no idea if the 1 000 000 number is for "regular" drives or some $1000 models.

 

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-Mithan-  4 stars
Title: VNBoard Admin
Posts: 1,287
Registered: 2000-3-1 11:53:15
Anand did an article on this a few years ago and under heavy simulator use it got about 7 years of life. Â Real world was higher. Â Newer ones are better.Go find the article

 

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Speak-pkhq  1 star
Title: Sheep's bane
Posts: 113
Registered: 2002-7-7 21:32:14
having seen hundreds, HUNDREDS, (thousands if you include SANs) of mechanical hdd's, i have seen maybe 3-4 that actually ever "went bad" beyond repair. one has been in one of my gaming rigs, one has been in a file server (raid5) and 1-2 have been in SANs where it's inconsequential anyway (raid5 or better).

the older the drive, the better, imho. i have experience with 10+ year old servers (nt/novell/unix) with original hardware that are still running like champs. the bit of tension with those is always on a reboot or poweroff/cold boot >.> but i'm always pretty confident. the uncertainty with me comes in with the newer hardware.

"they don't make 'em like the used to!" sad, but true

 

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Lonestar_1  2 stars
Posts: 259
Registered: 2004-8-26 08:40:28
I am more confident with standalone servers then some of the virtualization server setups. Anytime a 10+ year old server has an issue though, its always a mystery if a part can even be found heh.

 

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Ravynmagi  4 stars
Title: Moderator
Posts: 1,098
Registered: 2001-12-23 17:10:17
I just checked the SMART info on two of my SSD drives that I had been running in RAID0 for the last 3 years. These are a pair of OCZ Vertex 120GB SSDs.

One has 42% Health and the other is 36% Health.

I really can't even guess how accurate these numbers are on the longevity of these SSD drives. But considering SSD firmware was still pretty immature, had no features like TRIM at first. I think a modern SSD should have a longer life span than these early Vertex drives do.

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