Am 27.07.2018 um 14:14 hat Fam Zheng geschrieben:
> On Fri, Jul 27, 2018 at 6:29 PM Kevin Wolf wrote:
> >
> > Am 27.07.2018 um 05:33 hat Fam Zheng geschrieben:
> > > Kevin pointed out that both glibc and kernel provides a slow fallback of
> > > copy_file_range which hurts thin provisioning. This
On Fri, Jul 27, 2018 at 6:29 PM Kevin Wolf wrote:
>
> Am 27.07.2018 um 05:33 hat Fam Zheng geschrieben:
> > Kevin pointed out that both glibc and kernel provides a slow fallback of
> > copy_file_range which hurts thin provisioning. This is particularly true for
> > thin LVs, because host_device
Am 27.07.2018 um 05:33 hat Fam Zheng geschrieben:
> Kevin pointed out that both glibc and kernel provides a slow fallback of
> copy_file_range which hurts thin provisioning. This is particularly true for
> thin LVs, because host_device driver cannot get allocation info from the
> volume, and
Kevin pointed out that both glibc and kernel provides a slow fallback of
copy_file_range which hurts thin provisioning. This is particularly true for
thin LVs, because host_device driver cannot get allocation info from the
volume, and copy_file_range is called on every sectors, making the dst