[CentOS-devel] Kernel bug fix that restores SSD performance -- testing sought

Mauricio Tavares raubvogel at gmail.com
Thu Jul 18 21:49:04 UTC 2013


On Thu, Jul 18, 2013 at 5:07 PM, Karanbir Singh <mail-lists at karan.org> wrote:
> On 07/14/2013 07:49 PM, Akemi Yagi wrote:
>> Please test if you can and report back with your findings (good, bad,
>> no diff ...). Note that the packages are not signed and are provided
>> for testing purposes only.
>
> on a dell R420, 4x500gb sata platters -> no diff in perf ( using iozone )
>
> on the same machine, with the disks replaced with a 128gb Crucial M4
> ssd, again no difference in perf with iozone between this kernel and the
> distro kernel.
>
> Which then has me thinking - what is the actual problem we are trying to
> solve here ? and how can I ratify that ?
>
      Also, is this related to SSD trim support?

> - KB
>
> --
> Karanbir Singh
> +44-207-0999389 | http://www.karan.org/ | twitter.com/kbsingh
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