Re: [Kernel-packages] [Bug 1942830] [NEW] Fix sluggish r8169 by disaling ASPM L1.2

@KaiHeng, with aspm 1.2 enabled, can't observe the issue on JSL machine. Could you narrow down to one Realtek's model? ** Attachment added: "iperf3_log_20210907" https://bugs.launchpad.net/bugs/1942830/+attachment/5523407/+files/iperf3_log_20210907 ** Attachment added: "dmesg_20210907"

[Kernel-packages] [Bug 1942830] [NEW] Fix sluggish r8169 by disaling ASPM L1.2

Public bug reported: [Impact] Realtek r8169 has abysmal network speed. [Fix] Disable ASPM L1.2 because the device takes a long time to exit from L1.2. [Test] Use `iperf` to test network speed. When ASPM L1.2 gets disabled, TX and RX and reach ~700Mbps and ~900Mbps respectively. [Where problems