On Fri, Jul 24, 2015 at 06:36:32PM +0300, Slawa Olhovchenkov wrote:> On Fri, Jul 24, 2015 at 08:25:55AM -0700, Navdeep Parhar wrote: > > > On Fri, Jul 24, 2015 at 10:50:10AM +0300, Slawa Olhovchenkov wrote: > > > > > > > > > > For me -- degradate network performance, about 30%. I am do > > > > > verification now, by downgrading kernel. > > > > > > > > What kind of workload and what NIC are you using? > > > > > > Chelsio T580-LP-CR, http serving. > > > r276179 can utilise 40Gbit, r281264 -- only 28Gbit. > > > > Can you please try -RC1 when it comes out and report back if you still > > see degraded network performance? > > Now I am try revisons r276179 and compare with r281264 (for absolutly > clean compare -- same hardware, same configuration, same workload) > before this I am comare slighty different hardware (card instaled in > different slots) and posibly different workload. > After this I am try r278800 and RC1 -- one times per day. >Please try with the 10.2-RC1 that was just released, and report back. Thanks. Glen -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 819 bytes Desc: not available URL: <http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20150725/ba9c976d/attachment.bin>
On Sat, Jul 25, 2015 at 02:27:50AM +0000, Glen Barber wrote:> On Fri, Jul 24, 2015 at 06:36:32PM +0300, Slawa Olhovchenkov wrote: > > On Fri, Jul 24, 2015 at 08:25:55AM -0700, Navdeep Parhar wrote: > > > > > On Fri, Jul 24, 2015 at 10:50:10AM +0300, Slawa Olhovchenkov wrote: > > > > > > > > > > > > For me -- degradate network performance, about 30%. I am do > > > > > > verification now, by downgrading kernel. > > > > > > > > > > What kind of workload and what NIC are you using? > > > > > > > > Chelsio T580-LP-CR, http serving. > > > > r276179 can utilise 40Gbit, r281264 -- only 28Gbit. > > > > > > Can you please try -RC1 when it comes out and report back if you still > > > see degraded network performance? > > > > Now I am try revisons r276179 and compare with r281264 (for absolutly > > clean compare -- same hardware, same configuration, same workload) > > before this I am comare slighty different hardware (card instaled in > > different slots) and posibly different workload. > > After this I am try r278800 and RC1 -- one times per day. > > > > Please try with the 10.2-RC1 that was just released, and report back.Root of cause is BIOS setting: need ACPI NUMA to OFF. After this change performance gain about 30%. Sorry for false alaram.