Re: Network speed Linux-2.6.10

2005-03-02 Thread linux-os
On Wed, 2 Mar 2005, Horst von Brand wrote: Lee Revell <[EMAIL PROTECTED]> said: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: [...] What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy).

Re: Network speed Linux-2.6.10

2005-03-02 Thread Horst von Brand
Lee Revell <[EMAIL PROTECTED]> said: > On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: [...] > > What happens if you just don't muck with the NIC and let it auto-negotiate > > on it's own? > This can be asking for trouble too (auto negotiation is often buggy). I'be seen much more broken

Re: Network speed Linux-2.6.10

2005-03-02 Thread venom
not the e100 driver, but some switch, (e.g. some matrix) has a buggy autonegotiation. On Tue, 1 Mar 2005, Ben Greear wrote: Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be

Re: Network speed Linux-2.6.10

2005-03-02 Thread venom
I wonder if switch ports are configured as 100FDX auto=off or 100HDX auto=off. from the report I saw it seems that switch ports are 100HDX auto=off instead of 100FDX auto=off. On Tue, 1 Mar 2005, Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just

Re: Network speed Linux-2.6.10

2005-03-02 Thread Baruch Even
Paul Dickson wrote: On Wed, 02 Mar 2005 01:02:50 +, Baruch Even wrote: Might this be related to the broken BicTCP implementations in the 2.6.6+ kernels? A fix was added around 2.6.11-rc3 or 4. Unlikely, the problem with BIC would have shown itself only at high speeds over long latency links,

Re: Network speed Linux-2.6.10

2005-03-02 Thread Baruch Even
Paul Dickson wrote: On Wed, 02 Mar 2005 01:02:50 +, Baruch Even wrote: Might this be related to the broken BicTCP implementations in the 2.6.6+ kernels? A fix was added around 2.6.11-rc3 or 4. Unlikely, the problem with BIC would have shown itself only at high speeds over long latency links,

Re: Network speed Linux-2.6.10

2005-03-02 Thread venom
I wonder if switch ports are configured as 100FDX auto=off or 100HDX auto=off. from the report I saw it seems that switch ports are 100HDX auto=off instead of 100FDX auto=off. On Tue, 1 Mar 2005, Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just

Re: Network speed Linux-2.6.10

2005-03-02 Thread venom
not the e100 driver, but some switch, (e.g. some matrix) has a buggy autonegotiation. On Tue, 1 Mar 2005, Ben Greear wrote: Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be

Re: Network speed Linux-2.6.10

2005-03-02 Thread Horst von Brand
Lee Revell [EMAIL PROTECTED] said: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: [...] What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy). I'be seen much more broken networks

Re: Network speed Linux-2.6.10

2005-03-02 Thread linux-os
On Wed, 2 Mar 2005, Horst von Brand wrote: Lee Revell [EMAIL PROTECTED] said: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: [...] What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy).

Re: Network speed Linux-2.6.10

2005-03-01 Thread Paul Dickson
On Wed, 02 Mar 2005 01:02:50 +, Baruch Even wrote: > > Might this be related to the broken BicTCP implementations in the 2.6.6+ > > kernels? A fix was added around 2.6.11-rc3 or 4. > > Unlikely, the problem with BIC would have shown itself only at high > speeds over long latency links, not

Re: Network speed Linux-2.6.10

2005-03-01 Thread Baruch Even
Paul Dickson wrote: On Tue, 1 Mar 2005 14:29:24 -0500 (EST), linux-os wrote: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using

Re: Network speed Linux-2.6.10

2005-03-01 Thread Paul Dickson
On Tue, 1 Mar 2005 14:29:24 -0500 (EST), linux-os wrote: > Intel NIC e100 device driver. Two identical machines. > Private network, no other devices. Connected using a Netgear switch. > Test data is the same thing sent from memory on one machine > to a discard server on another, using TCP/IP

Re: Network speed Linux-2.6.10

2005-03-01 Thread Lee Revell
On Tue, 2005-03-01 at 12:30 -0800, Ben Greear wrote: > Lee Revell wrote: > > On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: > > > >>What happens if you just don't muck with the NIC and let it auto-negotiate > >>on it's own? > > > > > > This can be asking for trouble too (auto negotiation

Re: Network speed Linux-2.6.10

2005-03-01 Thread Lee Revell
On Tue, 2005-03-01 at 20:30 +, Miquel van Smoorenburg wrote: > In article <[EMAIL PROTECTED]>, > Lee Revell <[EMAIL PROTECTED]> wrote: > >On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: > >> What happens if you just don't muck with the NIC and let it auto-negotiate > >> on it's own? > >

Re: Network speed Linux-2.6.10

2005-03-01 Thread Ben Greear
linux-os wrote: On Tue, 1 Mar 2005, Ben Greear wrote: I supplied the actual settings. What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? It goes to half-duplex and runs 9 to 9.5 megabytes/second as stated above. That's why I think 1/2 duplex is __really__

Re: Network speed Linux-2.6.10

2005-03-01 Thread Ben Greear
Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy). What if you hard set them both to 100/full? I have not noticed any

Re: Network speed Linux-2.6.10

2005-03-01 Thread Miquel van Smoorenburg
In article <[EMAIL PROTECTED]>, Lee Revell <[EMAIL PROTECTED]> wrote: >On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: >> What happens if you just don't muck with the NIC and let it auto-negotiate >> on it's own? > >This can be asking for trouble too (auto negotiation is often buggy). >What

Re: Network speed Linux-2.6.10

2005-03-01 Thread linux-os
On Tue, 1 Mar 2005, Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy). What if you hard set them both to 100/full? Lee

Re: Network speed Linux-2.6.10

2005-03-01 Thread linux-os
On Tue, 1 Mar 2005, Ben Greear wrote: linux-os wrote: Conditions: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using TCP/IP

Re: Network speed Linux-2.6.10

2005-03-01 Thread Lee Revell
On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: > What happens if you just don't muck with the NIC and let it auto-negotiate > on it's own? This can be asking for trouble too (auto negotiation is often buggy). What if you hard set them both to 100/full? Lee - To unsubscribe from this list:

Re: Network speed Linux-2.6.10

2005-03-01 Thread Ben Greear
linux-os wrote: Conditions: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using TCP/IP SOCK_STREAM. If I set both machines to

Network speed Linux-2.6.10

2005-03-01 Thread linux-os
Conditions: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using TCP/IP SOCK_STREAM. If I set both machines to auto-negotiation

Network speed Linux-2.6.10

2005-03-01 Thread linux-os
Conditions: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using TCP/IP SOCK_STREAM. If I set both machines to auto-negotiation

Re: Network speed Linux-2.6.10

2005-03-01 Thread Ben Greear
linux-os wrote: Conditions: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using TCP/IP SOCK_STREAM. If I set both machines to

Re: Network speed Linux-2.6.10

2005-03-01 Thread Lee Revell
On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy). What if you hard set them both to 100/full? Lee - To unsubscribe from this list:

Re: Network speed Linux-2.6.10

2005-03-01 Thread linux-os
On Tue, 1 Mar 2005, Ben Greear wrote: linux-os wrote: Conditions: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using TCP/IP

Re: Network speed Linux-2.6.10

2005-03-01 Thread linux-os
On Tue, 1 Mar 2005, Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy). What if you hard set them both to 100/full? Lee

Re: Network speed Linux-2.6.10

2005-03-01 Thread Miquel van Smoorenburg
In article [EMAIL PROTECTED], Lee Revell [EMAIL PROTECTED] wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy). What if you hard

Re: Network speed Linux-2.6.10

2005-03-01 Thread Ben Greear
Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy). What if you hard set them both to 100/full? I have not noticed any

Re: Network speed Linux-2.6.10

2005-03-01 Thread Ben Greear
linux-os wrote: On Tue, 1 Mar 2005, Ben Greear wrote: I supplied the actual settings. What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? It goes to half-duplex and runs 9 to 9.5 megabytes/second as stated above. That's why I think 1/2 duplex is __really__

Re: Network speed Linux-2.6.10

2005-03-01 Thread Lee Revell
On Tue, 2005-03-01 at 20:30 +, Miquel van Smoorenburg wrote: In article [EMAIL PROTECTED], Lee Revell [EMAIL PROTECTED] wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be

Re: Network speed Linux-2.6.10

2005-03-01 Thread Lee Revell
On Tue, 2005-03-01 at 12:30 -0800, Ben Greear wrote: Lee Revell wrote: On Tue, 2005-03-01 at 12:20 -0800, Ben Greear wrote: What happens if you just don't muck with the NIC and let it auto-negotiate on it's own? This can be asking for trouble too (auto negotiation is often buggy).

Re: Network speed Linux-2.6.10

2005-03-01 Thread Paul Dickson
On Tue, 1 Mar 2005 14:29:24 -0500 (EST), linux-os wrote: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using TCP/IP

Re: Network speed Linux-2.6.10

2005-03-01 Thread Baruch Even
Paul Dickson wrote: On Tue, 1 Mar 2005 14:29:24 -0500 (EST), linux-os wrote: Intel NIC e100 device driver. Two identical machines. Private network, no other devices. Connected using a Netgear switch. Test data is the same thing sent from memory on one machine to a discard server on another, using

Re: Network speed Linux-2.6.10

2005-03-01 Thread Paul Dickson
On Wed, 02 Mar 2005 01:02:50 +, Baruch Even wrote: Might this be related to the broken BicTCP implementations in the 2.6.6+ kernels? A fix was added around 2.6.11-rc3 or 4. Unlikely, the problem with BIC would have shown itself only at high speeds over long latency links, not over a