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From: erik quanstrom <quanstro@quanstro.net>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] rtl8169 gbe slow
Date: Thu, 18 Feb 2016 17:56:21 -0800	[thread overview]
Message-ID: <79b356fa-8def-4917-9007-fa111251a4bf@email.android.com> (raw)
In-Reply-To: <91DCC65B-33DB-493C-BF73-6AD2C520CF3B@ar.aichi-u.ac.jp>

the standard labs driver checks the speed during auto negotiation.
so it is often wrong.

- erik


On Feb 18, 2016 3:41 PM, arisawa <arisawa@ar.aichi-u.ac.jp> wrote:
>
> hello, 
>
> rtl8169 is popular in cheap MB, so it is installed in my many MBs. 
> however, cat /dev/kmesg claims: 
> rtl8169: oui 0x732 phyno 1, macv = 0x3c000000 phyv = 0x0002 
> #l0: rtl8169: 100Mbps port 0xD000 irq 10: 001fd0169891 
>
> the “100Mbps" in the message is correct or not? 
>
> I also feel rtl8169 is slow, so I replace on-board rtl8169 by intel’s card  if possible. 
>
>
>
> > 2016/02/18 22:22、erik quanstrom <quanstro@quanstro.net> のメール: 
> > 
> > the 8169 driver is pretty fast.  I've measured it at more than 500mbps. 
> > it sounds like something else is misbehaving.  what does 
> > /dev/irqstat say.  I bet something is stuck. 
> > 
> > - erik 
> > 
> > 
> > On Feb 18, 2016 3:30 AM, tlaronde@polynum.com wrote: 
> >> 
> >> Hello, 
> >> 
> >> I have finally managed to install plan9 on my new workstation. 
> >> 
> >> By putting back the keyboard on the PS2 connector, I have solved some 
> >> unfelicities (with the USB->legacy emulation, the keyboard switched 
> >> every other typing to UPPERCASE...). 
> >> 
> >> The mouse, still USB connected and hence "emulated" by the BIOS, 
> >> does not react very gracefully but I will see if I can play with 
> >> the acceleration and the resolution to have a better terminal. (Or 
> >> if I manage to find a long enough cable to have a COM slot back since 
> >> there is the bare connector on the motherboard; in this case I will go 
> >> back to a com mouse and will be able to probe USB for other 
> >> devices---external disks.) 
> >> 
> >> One thing is inconvenient: I have a rtl8169 gbe pci-e ether card, but 
> >> when testing the compilation of kerTeX (it has been fixed: it works for 
> >> the last release; rio to come for METAFONT), the throughput with hget is 
> >> abysmal: 30kB/s... The disk is not a fault, reacting well enough (I have 
> >> plenty of RAM and the blocks cache for fossil is set to 3000---it could 
> >> be obviously higher). 
> >> 
> >> Setting the mtu to jumbo packet does not help. 
> >> 
> >> Is there something to tune or is it simply that the chip is not well 
> >> supported? 
> >> 
> >> TIA 
> >> -- 
> >>         Thierry Laronde <tlaronde +AT+ polynum +dot+ com> 
> >>                      http://www.kergis.com/ 
> >>                      http://www.arts-po.fr/ 
> >> Key fingerprint = 0FF7 E906 FBAF FE95 FD89  250D 52B1 AE95 6006 F40C 
> >> 
> >> 
>
>
>

  reply	other threads:[~2016-02-19  1:56 UTC|newest]

Thread overview: 83+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-18 11:30 tlaronde
2016-02-18 13:22 ` erik quanstrom
2016-02-18 23:41   ` arisawa
2016-02-19  1:56     ` erik quanstrom [this message]
2016-02-19 15:17     ` erik quanstrom
2016-02-19 12:52   ` tlaronde
2016-02-19 15:13     ` erik quanstrom
2016-02-19 17:11       ` tlaronde
2016-02-20 10:32       ` tlaronde
2016-02-20 11:23         ` Kenny Lasse Hoff Levinsen
2016-02-20 12:11           ` tlaronde
2016-02-20 13:31             ` hiro
2016-02-20 14:01               ` tlaronde
2016-02-20 14:06                 ` lucio
2016-02-20 14:22                   ` tlaronde
2016-02-20 17:20                 ` erik quanstrom
2016-02-20 17:45                   ` tlaronde
2016-02-20 19:26                     ` erik quanstrom
2016-02-20 19:41                       ` Mark van Atten
2016-02-20 20:18                         ` tlaronde
2016-02-20 20:18                       ` tlaronde
2016-02-22  9:14                       ` tlaronde
2016-02-22  9:40                         ` Mark van Atten
2016-02-22 10:10                           ` tlaronde
2016-02-22 10:15                           ` lucio
2016-02-22 11:05                             ` tlaronde
2016-02-22 11:06                         ` Richard Miller
2016-02-22 11:40                           ` tlaronde
2016-02-22 12:00                             ` lucio
2016-02-22 12:16                               ` tlaronde
2016-02-22 12:17                             ` Richard Miller
2016-02-22 12:29                               ` Mark van Atten
2016-02-22 12:47                               ` tlaronde
2016-02-22 12:52                                 ` Mark van Atten
2016-02-22 13:02                                   ` tlaronde
2016-02-22 13:20                                     ` erik quanstrom
2016-02-22 15:05                                       ` tlaronde
2016-02-22 15:19                                         ` lucio
2016-02-22 15:34                                           ` tlaronde
2016-02-22 15:43                                             ` lucio
2016-02-22 13:13                                 ` tlaronde
2016-02-22 13:29                                   ` lucio
2016-02-22 13:39                                     ` David du Colombier
2016-02-22 14:39                                       ` rod
2016-02-22 15:12                                         ` tlaronde
2016-02-22 15:21                                           ` stanley lieber
2016-02-22 15:27                                             ` tlaronde
2016-02-22 15:45                                               ` erik quanstrom
2016-02-22 15:46                                               ` David du Colombier
2016-02-22 16:28                                                 ` Kenny Lasse Hoff Levinsen
2016-02-22 16:40                                                   ` lucio
2016-02-22 16:57                                                     ` Kenny Lasse Hoff Levinsen
2016-02-22 17:03                                                       ` [9fans] FP instructions in note handlers (Was: rtl8169 gbe slow) lucio
2016-02-23 10:36                                                         ` hiro
2016-02-22 16:45                                           ` [9fans] rtl8169 gbe slow rod
2016-02-22 16:57                                             ` tlaronde
2016-02-22 17:13                                               ` David du Colombier
2016-02-22 17:57                                                 ` Skip Tavakkolian
2016-02-23 10:34                                                 ` hiro
2016-02-23 12:24                                                   ` erik quanstrom
2016-02-23 12:30                                                     ` hiro
2016-02-23 12:37                                                       ` hiro
2016-02-23 12:40                                                         ` hiro
2016-02-23 12:48                                                           ` hiro
2016-02-23 15:16                                                             ` erik quanstrom
2016-02-23 17:27                                                               ` hiro
2016-02-23 15:17                                                         ` erik quanstrom
2016-02-23 17:24                                                           ` hiro
2016-02-23 17:38                                                             ` erik quanstrom
2016-02-23 17:50                                                               ` hiro
2016-02-23 18:16                                                                 ` erik quanstrom
2016-02-23 18:38                                                                   ` hiro
2016-02-23 19:19                                                                     ` erik quanstrom
2016-02-23 19:35                                                                       ` hiro
2016-02-23 20:21                                                                         ` tlaronde
2016-02-23 17:54                                                               ` Kenny Lasse Hoff Levinsen
2016-02-23 18:08                                                                 ` erik quanstrom
2016-02-23 17:48                                                             ` lucio
2016-02-23 17:52                                                               ` hiro
2016-02-23 15:18                                                       ` erik quanstrom
2016-02-22 15:44                                       ` erik quanstrom
2016-02-20 19:07                   ` tlaronde
2016-02-20 19:21                     ` erik quanstrom

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