Public bug reported:
Connection was very slow on my dell latitude 5450 when using ethernet
and was showing lots of dropped packets. The issue was fixed by
disabling EEE with sudo ethtool --set-eee enp0s31f6 eee off
Ubuntu 26.04
Kernel 7.0.0-38-generic
Ethernet controller: Intel Corporation Ethernet Connection (18) I219-LM
[8086:550a] (rev 20)
Kernel driver in use: e1000e
ProblemType: Bug
DistroRelease: Ubuntu 26.04
Package: linux-image-7.0.0-38-generic 7.0.0-38.38
ProcVersionSignature: Ubuntu 7.0.0-38.38-generic 7.0.14
Uname: Linux 7.0.0-38-generic x86_64
ApportVersion: 2.34.1-0ubuntu0.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: hailey 3825 F.... wireplumber
/dev/snd/seq: hailey 3805 F.... pipewire
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Sun Oct 11 07:53:02 2026
InstallationDate: Installed on 2026-08-27 (45 days ago)
InstallationMedia: Ubuntu 26.04 "Resolute Raccoon" - Release amd64 (20260423.1)
MachineType: Dell Inc. Latitude 5450
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-7.0.0-38-generic
root=UUID=7eaef47a-b03d-48a1-a52e-7601f1151dd1 ro quiet splash
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/27/2026
dmi.bios.release: 1.26
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.26.0
dmi.board.name: 09PJ34
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.ec.firmware.release: 1.22
dmi.modalias:
dmi:bvnDellInc.:bvr1.26.0:bd07/27/2026:br1.26:efr1.22:svnDellInc.:pnLatitude5450:pvr:rvnDellInc.:rn09PJ34:rvrA00:cvnDellInc.:ct10:cvr:sku0CB2:pfaLatitude:
dmi.product.family: Latitude
dmi.product.name: Latitude 5450
dmi.product.sku: 0CB2
dmi.sys.vendor: Dell Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug resolute wayland-session
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https://bugs.launchpad.net/bugs/2170476
Title:
Dell Latitude 5450 very slow ethernet connection fixed by disabling
EEE
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