On Wed, Nov 04, 2009 at 11:45:15PM +0100, Robert wrote:

quoted text
> On Wed, 04 Nov 2009 23:00:39 +0100

> Roger Schreiter  wrote:

> > [Installing OpenBSD on an SSD] is like for any OS on SSD HD. Make

> > sure, you are using no swap partition!

> >

> > And if you are using an application, which is writing

> > a lot of things into files, put the respective dirs into

> > ramdisks!

> >

> > We are running some embedded PCs with OpenBSD, which have the

> > SSD HD completely write protected. All partitions are

> > mounted read only, and /tmp, /dev and /var is put into

> > ramdisks. Works fine.

> >

> > Regards,

> > Roger.

>

> That advice might have had some merit with 1GB Compact Flash drives ...

>

> On eg. a 80GB SSD partition 60 and leave the rest empty. With that you

> have _a lot_ of sectors to remap in case some fail. That will increase

> the lifetime of the drive.

This seems predicated on the firmware being smart enough to swap out bad

sectors for good setors that are addressable but not used in practice.

Is the firmware that smart? (I know about wear-levelling and swapping

in "reserve" sectors, but that's different - those *cannot* be

addressed.)
		Joachim