On Sat, May 14, 2011 at 9:14 PM, Kenneth R Westerback
wrote:
> 1) Don't cross post.
>
> 2) Install something more recent that 4.6 (e.g. 4.9) and you will
> find that partitions and filesystems will be aligned on 4K boundaries.
>
> 3) If you can, without trying hard, end up with misaligned partitio
d and
I for one would be very interested.
Ken
On Sat, May 14, 2011 at 03:43:23AM -0500, Abel Abraham Camarillo Ojeda wrote:
> List: openbsd-tech
> Subject: impact of unaligned partitions/slices on 4kB sector drives
> (wd10ears)
> From: Robert
> Date:
On Sat, May 14, 2011 at 04:15:51AM -0500, Abel Abraham Camarillo Ojeda wrote:
> On Sat, May 14, 2011 at 4:08 AM, David Gwynne wrote:
> >
> >
> > i have had a look at querying disks for their physical and logical block
> alignments and offsets, but the the WD??EARS-00? drives dont report this info
On Sat, May 14, 2011 at 4:22 AM, Otto Moerbeek wrote:
> On Sat, May 14, 2011 at 04:15:51AM -0500, Abel Abraham Camarillo Ojeda
wrote:
>
>> On Sat, May 14, 2011 at 4:08 AM, David Gwynne wrote:
>> >
>> >
>> > i have had a look at querying disks for their physical and logical block
>> alignments and
On Sat, May 14, 2011 at 4:08 AM, David Gwynne wrote:
>
>
> i have had a look at querying disks for their physical and logical block
alignments and offsets, but the the WD??EARS-00? drives dont report this info.
according to western digital, the next generation of these drives
(WD??EARS-11? iirc) a
On 14/05/2011, at 6:43 PM, Abel Abraham Camarillo Ojeda wrote:
>
> I'm starting to get angry about the _horrible_ performance on this drive
> (WD10EARS-00Y), some developer ever got a chance to see something about
> this?
don't get angry, it's just a disk.
we changed the default alignment of part
On Sat, May 14, 2011 at 03:43:23AM -0500, Abel Abraham Camarillo Ojeda wrote:
> > (( If you read this far, have a cookie
> >and wonder with me about that quick extraction...
> >The system this drive is in has the same board,
> >but everything else is slower and not idle when meassured
> I'm starting to get angry about the _horrible_ performance on this drive
> (WD10EARS-00Y), some developer ever got a chance to see something about
> this?
The default alignment was changed.
Do a 'disklabel sd0', if / starts at sector 63 then it was created
before this change was made, in which
List: openbsd-tech
Subject:impact of unaligned partitions/slices on 4kB sector drives
(wd10ears)
From: Robert
Date: 2010-01-06 22:54:34
Message-ID: 20100106235434.55963d32 () openbsd ! pap ! st
> Hello,
>
> i did some measurements on the impact that unaligned p
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