Re: A correct version follows. Ethernet Performance Problem

[Marc Auslander <marcslists@gmail.com>]

Please ignore this - a correct description follows.
On 9/6/2022 4:30 PM, Marc Auslander wrote:
> I have an Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express 
> Fast/Gigabit Ethernet controller (rev 02)
>
> lsmod says the driver is Realtek. firmware-realtek is installed
>
> The cable leading to it, when connected to a different computer, runs at 
> almost 1000 Mb according to iperf3.
>
> When taking to Debian Buster it runs about 100Mb give or take.
>
> ethtool says its running Speed: 1000Mb/s Duplex: Full
>
> I just noticed this - in the past it ran at 1000Mb/s rates.  It may have 
> happened when I recently went from squeeze to buster, but I can't be 
> sure of that.
>
> Any suggestion on how to proceed.