Re: time limited error recovery and md raid

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On Fri, 2008-12-05 at 16:42 -0500, Justin Piszcz wrote:
> 
> On Fri, 5 Dec 2008, Redeeman wrote:
> 
> > On Fri, 2008-12-05 at 16:21 -0500, Justin Piszcz wrote:
> >>
> >> On Fri, 5 Dec 2008, Redeeman wrote:
> >>
> >>> On Fri, 2008-12-05 at 16:12 -0500, Justin Piszcz wrote:
> >>>>
> >>>> On Fri, 5 Dec 2008, Redeeman wrote:
> >>>>
> >>>>> On Fri, 2008-12-05 at 16:01 -0500, Justin Piszcz wrote:
> >>>>>>
> >>>>>> On Fri, 5 Dec 2008, Redeeman wrote:
> >>>>>>
> > Okay, you happen to have any knowledge to pass on about current 1tb
> > disks?
> I am still looking for some good 1TiB drives myself.  I know one user who 
> has 12 of these, 11 in a RAID-5 array and 1 as a spare on a 12-port 3ware
> PCI-X card:
> SAMSUNG Spinpoint F1 HD103UJ 1TB 7200 RPM 32MB Cache SATA 3.0Gb/s Hard Drive
I guess those look pretty good.

i personally am running WD RE2 and Seagate ES.2 in raids without issues
at all, raid1, but hmm..

> 
> I really would like to find a disk with a working NCQ implementation in 
> Linux and 3ware and one that works well.  In a single disk configuration, 
> the WD 750G that I have used for ~1 year+ now has been fine, the problem 
> is finding good, reliable disks when used in a raid configuration, that is
> when everything changes.
> 
> > sorry to ask so much, but by "this process", do you mean the drive
> > internally doing it rewriting, avoiding the kickout, or do you mean the
> > raid system discovering the disk as faulty, and kicking it? :)
> The process being check or repair as noted by mikylie who also responded to
> this thread, see his response regarding check vs. repair.  There is a
> difference, with check/mdraid see mikylie's note, with RAID VERIFY on a 3ware
> controller it will remap bad sectors to others parts of the array as it comes
> across them both during RAID VERIFY and while the array is running live.
> 
> Justin.
> 
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