Re: mfi driver performance too bad on LSI MegaRAID SAS 9260-8i

2016-08-01 Thread Borja Marcos
> On 01 Aug 2016, at 15:12, O. Hartmann wrote: > > First, thanks for responding so quickly. > >> - The third option is to make the driver expose the SAS devices like a HBA >> would do, so that they are visible to the CAM layer, and disks are handled by >> the stock “da” driver, which is the ide

Re: mfi driver performance too bad on LSI MegaRAID SAS 9260-8i

2016-08-01 Thread O. Hartmann
On Mon, 1 Aug 2016 11:48:30 +0200 Borja Marcos wrote: Hello. First, thanks for responding so quickly. > > On 01 Aug 2016, at 08:45, O. Hartmann wrote: > > > > On Wed, 22 Jun 2016 08:58:08 +0200 > > Borja Marcos wrote: > > > >> There is an option you can use (I do it all the time!) to make

Re: mfi driver performance too bad on LSI MegaRAID SAS 9260-8i

2016-08-01 Thread Borja Marcos
> On 01 Aug 2016, at 08:45, O. Hartmann wrote: > > On Wed, 22 Jun 2016 08:58:08 +0200 > Borja Marcos wrote: > >> There is an option you can use (I do it all the time!) to make the card >> behave as a plain HBA so that the disks are handled by the “da” driver. >> >> Add this to /boot/loader.c

Re: mfi driver performance too bad on LSI MegaRAID SAS 9260-8i

2016-08-01 Thread O. Hartmann
On Wed, 22 Jun 2016 08:58:08 +0200 Borja Marcos wrote: > > On 22 Jun 2016, at 04:08, Jason Zhang wrote: > > > > Mark, > > > > Thanks > > > > We have same RAID setting both on FreeBSD and CentOS including cache > > setting. In FreeBSD, I enabled the write cache but the performance is the > >