Mailinglist Archive: opensuse-factory (396 mails)

[Sid Boyce <sboyce@xxxxxxxxxxxxxxxx>]

On 27/01/11 08:07, Stefan Seyfried wrote:
> On Thu, 27 Jan 2011 05:59:34 +0000
> Sid Boyce<sboyce@xxxxxxxxxxxxxxxx>  wrote:
>
> > Pardon my slip, sector was the word I had been searching for. I've
> > always used fdisk in the past, so it never occurred to me that the SDHC
> > wasn't faulty. The penny dropped when I tried re-partitioning the HD.
> > Definitely looks like a fdisk bug, cfdisk was totally OK.
>
> Not a bug. SSDs need aligned partitions. Common wisdom is to start at a
> 1048576 byte offset to ensure this.
>
> Yes, this wastes 1MiB.
> No, this is not fatal with current storage capacities, especially
> considering the severe performance problems you get when not obeying
> proper alignment.
>
> cfdisk is probably just buggy and killing SSD performance.

I didn't try cfdisk on the 16GB SSD, there was no way I could make fdisk 
see more than 8GB.
Regards
Sid.
--
Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot
Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support
Senior Staff Specialist, Cricket Coach
Microsoft Windows Free Zone - Linux used for all Computing Tasks

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