Re: Chelsio NETMAP performance

2020-02-25 Thread Slawa Olhovchenkov
On Wed, Feb 05, 2020 at 05:59:14PM -0800, Navdeep Parhar wrote: > On Wed, Feb 05, 2020 at 02:38:32PM +0300, Slawa Olhovchenkov wrote: > > On Tue, Feb 04, 2020 at 12:37:08PM -0800, Navdeep Parhar wrote: > > > > > >> nm_holdoff_tmr_idx is a 0-based index into the list above. So if the > > > >> tmr

Re: Chelsio NETMAP performance

2020-02-05 Thread Navdeep Parhar
On Wed, Feb 05, 2020 at 02:38:32PM +0300, Slawa Olhovchenkov wrote: > On Tue, Feb 04, 2020 at 12:37:08PM -0800, Navdeep Parhar wrote: > > > >> nm_holdoff_tmr_idx is a 0-based index into the list above. So if the > > >> tmr idx is 0 you are using the 0th (first) value from the list of > > >> timer

Re: Chelsio NETMAP performance

2020-02-05 Thread Slawa Olhovchenkov
On Tue, Feb 04, 2020 at 12:37:08PM -0800, Navdeep Parhar wrote: > >> nm_holdoff_tmr_idx is a 0-based index into the list above. So if the > >> tmr idx is 0 you are using the 0th (first) value from the list of > >> timers. Try increasing nm_holdoff_tmr_idx and see if that brings down > >> the int

Re: Chelsio NETMAP performance

2020-02-04 Thread Navdeep Parhar
On 2/4/20 8:20 AM, Slawa Olhovchenkov wrote: > On Mon, Feb 03, 2020 at 02:39:03PM -0800, Navdeep Parhar wrote: > >> On 2/3/20 2:23 PM, Slawa Olhovchenkov wrote: >>> On Mon, Feb 03, 2020 at 01:39:52PM -0800, Navdeep Parhar wrote: >>> On 2/3/20 12:17 PM, Slawa Olhovchenkov wrote: > I am try

Re: Chelsio NETMAP performance

2020-02-04 Thread Slawa Olhovchenkov
On Mon, Feb 03, 2020 at 02:39:03PM -0800, Navdeep Parhar wrote: > On 2/3/20 2:23 PM, Slawa Olhovchenkov wrote: > > On Mon, Feb 03, 2020 at 01:39:52PM -0800, Navdeep Parhar wrote: > > > >> On 2/3/20 12:17 PM, Slawa Olhovchenkov wrote: > >>> I am try to use Chelsio T540-CR in netmap mode and see po

Re: Chelsio NETMAP performance

2020-02-03 Thread Navdeep Parhar
On 2/3/20 2:23 PM, Slawa Olhovchenkov wrote: > On Mon, Feb 03, 2020 at 01:39:52PM -0800, Navdeep Parhar wrote: > >> On 2/3/20 12:17 PM, Slawa Olhovchenkov wrote: >>> I am try to use Chelsio T540-CR in netmap mode and see poor (compared >>> to Intel 82599ES) performance. >> >> What approximate Free

Re: Chelsio NETMAP performance

2020-02-03 Thread Slawa Olhovchenkov
On Mon, Feb 03, 2020 at 01:39:52PM -0800, Navdeep Parhar wrote: > On 2/3/20 12:17 PM, Slawa Olhovchenkov wrote: > > I am try to use Chelsio T540-CR in netmap mode and see poor (compared > > to Intel 82599ES) performance. > > What approximate FreeBSD version is this? 12.1-STABLE > > > > Same ap

Re: Chelsio NETMAP performance

2020-02-03 Thread Navdeep Parhar
On 2/3/20 12:17 PM, Slawa Olhovchenkov wrote: > I am try to use Chelsio T540-CR in netmap mode and see poor (compared > to Intel 82599ES) performance. What approximate FreeBSD version is this? > > Same application ac receive only about 8.9Mpss, compared to 12.5Mpps > at Intel. > > pmc profile s