On Thu, Jun 29, 2006 at 10:01:15AM +0200, Robert Milkowski wrote:
> Hello przemolicc,
> 
> Thursday, June 29, 2006, 8:01:26 AM, you wrote:
> 
> ppf> On Wed, Jun 28, 2006 at 03:30:28PM +0200, Robert Milkowski wrote:
> >> ppf> What I wanted to point out is the Al's example: he wrote about 
> >> damaged data. Data
> >> ppf> were damaged by firmware _not_ disk surface ! In such case ZFS 
> >> doesn't help. ZFS can
> >> ppf> detect (and repair) errors on disk surface, bad cables, etc. But 
> >> cannot detect and repair
> >> ppf> errors in its (ZFS) code.
> >> 
> >> Not in its code but definitely in a firmware code in a controller.
> 
> ppf> As Jeff pointed out: if you mirror two different storage arrays.
> 
> Not only I belive. There are some classes of problems that even in one
> array ZFS could help for fw problems (with many controllers in
> active-active config like Symetrix).

Any real example ?

przemol
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