Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-05 Thread Mike Pumford
On 04/02/2019 21:45, Sad Clouds wrote: I've tried those options before, but performance gain was marginal compared to gigabit ethernet speeds, i.e. it went up from 13 MiB/sec to around 17 MiB/sec. But I guess 30% gain is better than nothing. I think Sun Ultra10 has 32-bit 33 MHz PCI bus, so in

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-04 Thread Sad Clouds
On Mon, 4 Feb 2019 20:45:13 + Mike Pumford wrote: > On 03/02/2019 12:07, Sad Clouds wrote: > > On Sun, 3 Feb 2019 11:27:07 +0100 > > tlaro...@polynum.com wrote: > > > >> With all your help and from this summary, I suspect that the > >> probable culprit is 3) above (linked also to 2) but

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-04 Thread Mike Pumford
On 03/02/2019 12:07, Sad Clouds wrote: On Sun, 3 Feb 2019 11:27:07 +0100 tlaro...@polynum.com wrote: With all your help and from this summary, I suspect that the probable culprit is 3) above (linked also to 2) but mainly 3): an instance of Samba, serving a 10T or a 100T request is blocking

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-03 Thread tlaronde
Hello, On Sun, Feb 03, 2019 at 12:07:06PM +, Sad Clouds wrote: > On Sun, 3 Feb 2019 11:27:07 +0100 > tlaro...@polynum.com wrote: > > > With all your help and from this summary, I suspect that the probable > > culprit is 3) above (linked also to 2) but mainly 3): an instance > > of Samba,

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-03 Thread Sad Clouds
On Sun, 3 Feb 2019 11:27:07 +0100 tlaro...@polynum.com wrote: > With all your help and from this summary, I suspect that the probable > culprit is 3) above (linked also to 2) but mainly 3): an instance > of Samba, serving a 10T or a 100T request is blocking on I/O, You must have some ancient

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-03 Thread tlaronde
Hello, And thank you all for the answers! In order to not have to interpolate the various informations, I will summarize: My initial question: I have a NetBSD server serving FFSv2 filesystems via Samba (last pkgsrc version) through a 1000T ethernet card to a bunch of Windows clients,

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-03 Thread Sad Clouds
On Sat, 2 Feb 2019 17:01:18 +0100 tlaro...@polynum.com wrote: > Hello, > > I have a NetBSD serving FFSv2 filesystems to various Windows nodes via > Samba. > > The network efficiency seems to me underpar. And how did you determine that? There are so many factors that can affect performance, you

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-02 Thread Johnny Billquist
On 2019-02-02 23:14, Michael van Elst wrote: tlaro...@polynum.com writes: Is the speed adapted to each connected device? Or does the serving card fix the speed, during a slice of time, for all connexions to the minimum speed? Autonegotiation means that the card and the switch communicate and

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-02 Thread Michael van Elst
tlaro...@polynum.com writes: >Is the speed adapted to each connected device? Or does the serving card >fix the speed, during a slice of time, for all connexions to the minimum >speed? Autonegotiation means that the card and the switch communicate and agree on a speed. >What is the "cost" of

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-02 Thread Greg Troxel
tlaro...@polynum.com writes: > I have a NetBSD serving FFSv2 filesystems to various Windows nodes via > Samba. > > The network efficiency seems to me underpar. I would recommend trying to test with ttcp or some such first, to establish packet-handling baseline performance separate from remote

Re: Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-02 Thread Andy Ruhl
On Sat, Feb 2, 2019 at 10:18 AM wrote: > > Hello, > > I have a NetBSD serving FFSv2 filesystems to various Windows nodes via > Samba. > > The network efficiency seems to me underpar. > > There is very probably Samba tuning involved. Windows tuning too. But a > question arised to me about

Ethernet auto-select and concurrent 10, 100 and 1000 connections

2019-02-02 Thread tlaronde
Hello, I have a NetBSD serving FFSv2 filesystems to various Windows nodes via Samba. The network efficiency seems to me underpar. There is very probably Samba tuning involved. Windows tuning too. But a question arised to me about miscellaneous speeds of ethernet cards connecting to a card on