Re: SSD with firmware upgrade under OpenBSD

2010-12-27 Thread Ted Unangst
On Sun, Nov 28, 2010 at 8:01 PM, Claus Assmann wrote: > I was about to buy an OCZ Vertex 2 SSD when I read that firmware > updates for that kind of SSD require some M$ Windows version. Is > someone using SSDs with a high IOPS rate (the Sandforce controller > claims 45-50 kIOPS) which can be updat

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Jeff Ross
On 11/30/10 13:56, Robert Bronsdon wrote: On Tue, 30 Nov 2010 20:21:06 -, Brad Tilley wrote: Also, I just noticed that the high-end Intel SSDs claim 2,000,000 hours MTBF. I wonder why they market that number and then say "3 year warranty". There's only roughly 26,280 hours in a three year

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Robert Bronsdon
On Tue, 30 Nov 2010 20:21:06 -, Brad Tilley wrote: Also, I just noticed that the high-end Intel SSDs claim 2,000,000 hours MTBF. I wonder why they market that number and then say "3 year warranty". There's only roughly 26,280 hours in a three year period. I wonder how many will fail insid

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Kevin Chadwick
On Tue, 30 Nov 2010 20:09:14 +0100 Claudio Jeker wrote: > sandforce controller Noted, nice one Claudio.

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Paul D. Ouderkirk
On Tue, Nov 30, 2010 at 3:21 PM, Brad Tilley wrote: > Kevin Chadwick wrote: > >> I almost completely agree, but also disagree and yes I'd say it's not >> worth getting into again. I would have to check the latest developments >> as I can imagine an algorithm which solved the problem during idle >>

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Brad Tilley
Kevin Chadwick wrote: > I almost completely agree, but also disagree and yes I'd say it's not > worth getting into again. I would have to check the latest developments > as I can imagine an algorithm which solved the problem during idle > periods or didn't use it's full capacity but currently I do

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Claudio Jeker
On Tue, Nov 30, 2010 at 05:42:51PM +, Kevin Chadwick wrote: > On Tue, 30 Nov 2010 16:44:51 +0100 > Jan Stary wrote: > > > On Nov 30 12:32:16, Kevin Chadwick wrote: > > > On Mon, 29 Nov 2010 21:17:17 -0500 > > > Brad Tilley wrote: > > > > > > > Do they really fail that often? > > > > > > My

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Brad Tilley
Kevin Chadwick wrote: > On Tue, 30 Nov 2010 16:44:51 +0100 > Jan Stary wrote: > >> On Nov 30 12:32:16, Kevin Chadwick wrote: >>> On Mon, 29 Nov 2010 21:17:17 -0500 >>> Brad Tilley wrote: >>> Do they really fail that often? >>> My current understanding is that a mostly empty SSDS electronics

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Kevin Chadwick
On Tue, 30 Nov 2010 16:44:51 +0100 Jan Stary wrote: > On Nov 30 12:32:16, Kevin Chadwick wrote: > > On Mon, 29 Nov 2010 21:17:17 -0500 > > Brad Tilley wrote: > > > > > Do they really fail that often? > > > > My current understanding is that a mostly empty SSDS electronics will > > fail before

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Jan Stary
On Nov 30 12:32:16, Kevin Chadwick wrote: > On Mon, 29 Nov 2010 21:17:17 -0500 > Brad Tilley wrote: > > > Do they really fail that often? > > My current understanding is that a mostly empty SSDS electronics will > fail before it forgets what it's written but a mostly full and busy SSD > may star

Re: SSD with firmware upgrade under OpenBSD

2010-11-30 Thread Kevin Chadwick
On Mon, 29 Nov 2010 21:17:17 -0500 Brad Tilley wrote: > Do they really fail that often? My current understanding is that a mostly empty SSDS electronics will fail before it forgets what it's written but a mostly full and busy SSD may start forgeting fairly soon, unless it shuffles data which wou

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Chris Smith
On Sun, Nov 28, 2010 at 8:01 PM, Claus Assmann wrote: > I was about to buy an OCZ Vertex 2 SSD when I read that firmware > updates for that kind of SSD require some M$ Windows version. Don't know how the Intel SSD's compare performance wise but you can upgrade their firmware via DOS (FreeDOS is w

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Theo de Raadt
> On 11/29/2010 02:56 PM, Ted Unangst wrote: > > buying a new SSD to replace your "burned out" one every year is still > > cheaper than building a 15k sas drive raid set with equivalent > > performance. > > I've been using an inexpensive Kingston SSD for more than a year now in > a 4.6 box. It wor

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Brad Tilley
On 11/29/2010 02:56 PM, Ted Unangst wrote: > buying a new SSD to replace your "burned out" one every year is still > cheaper than building a 15k sas drive raid set with equivalent > performance. I've been using an inexpensive Kingston SSD for more than a year now in a 4.6 box. It works fine and I'

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Nick Holland
On 11/29/10 18:42, Ted Unangst wrote: > On Mon, Nov 29, 2010 at 5:25 PM, Nick Holland > wrote: >> Assuming your firmware update utility works through the USB interface (I >> suspect it would, they have to be doing some kind of command abstraction, >> since they probably don't wish to deal with all

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Ted Unangst
On Mon, Nov 29, 2010 at 5:25 PM, Nick Holland wrote: > Assuming your firmware update utility works through the USB interface (I > suspect it would, they have to be doing some kind of command abstraction, > since they probably don't wish to deal with all the potential different ocz recommends agai

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Joe Gidi
On 11/28/10 20:01, Claus Assmann wrote: > I was about to buy an OCZ Vertex 2 SSD when I read that firmware > updates for that kind of SSD require some M$ Windows version. Is > someone using SSDs with a high IOPS rate (the Sandforce controller > claims 45-50 kIOPS) which can be updated under some f

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Nick Holland
On 11/28/10 20:01, Claus Assmann wrote: I was about to buy an OCZ Vertex 2 SSD when I read that firmware updates for that kind of SSD require some M$ Windows version. Is someone using SSDs with a high IOPS rate (the Sandforce controller claims 45-50 kIOPS) which can be updated under some freely

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread LeviaComm Networks
On 29-Nov-10 11:56, Ted Unangst wrote: buying a new SSD to replace your "burned out" one every year is still cheaper than building a 15k sas drive raid set with equivalent performance. Yes, but I that kind of performance is over-kill for a mail server. Unless you are pushing well over 1 gb/s

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Ted Unangst
buying a new SSD to replace your "burned out" one every year is still cheaper than building a 15k sas drive raid set with equivalent performance. On Mon, Nov 29, 2010 at 2:48 PM, Robert wrote: > On Sun, 28 Nov 2010 17:01:51 -0800 > Claus Assmann wrote: >> software? I would like to try an SSD as

Re: SSD with firmware upgrade under OpenBSD

2010-11-29 Thread Robert
On Sun, 28 Nov 2010 17:01:51 -0800 Claus Assmann wrote: > software? I would like to try an SSD as mail queue FS etc. I'm not sure if that is a good idea. SSDs are Flash memory and have a limited read/write cycle. The firmware tries to optimize this by not always writing to the same address. But s

SSD with firmware upgrade under OpenBSD

2010-11-28 Thread Claus Assmann
I was about to buy an OCZ Vertex 2 SSD when I read that firmware updates for that kind of SSD require some M$ Windows version. Is someone using SSDs with a high IOPS rate (the Sandforce controller claims 45-50 kIOPS) which can be updated under some freely available software? I would like to try an