Re: [linus:master] [block] e70c301fae: stress-ng.aiol.ops_per_sec 49.6% regression

Christoph Hellwig
2024-12-17T04:55:40Z

On Fri, Dec 13, 2024 at 03:32:24PM +0100, Christoph Hellwig wrote:
> On Thu, Dec 12, 2024 at 09:51:45PM +0800, kernel test robot wrote:
> >
> >
> > Hello,
> >
> > kernel test robot noticed a 49.6% regression of stress-ng.aiol.ops_per_sec on:
>
> This sounds like there is some other I/O path that still reorders,
> which got messed up. What storage driver is this using? The repro
> material talks about an ata disk, but I'm still curious if it's ahci
> or some other driver, or a SAS HBA?

Do you have the information on what hardware is used for this test?