http://bugzilla.suse.com/show_bug.cgi?id=1131976 Bug ID: 1131976 Summary: e1000e shows Hardware Unit Hang on fast connections with high network load Classification: openSUSE Product: openSUSE Distribution Version: Leap 15.0 Hardware: x86-64 OS: SUSE Other Status: NEW Severity: Normal Priority: P5 - None Component: Kernel Assignee: kernel-maintainers@forge.provo.novell.com Reporter: werner@suse.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- This seems to known in the community but I'd like to report this here as this morning my workstation was not accessible over network. After replugging the network wire the driver had reset all. After this I've changed the module paramter for the module e1000e to InterruptThrottleRate=2000 SmartPowerDownEnable=1 and reload the module (it is not marked as busy). [Tue Apr 9 14:03:15 2019] e1000e 0000:00:19.0 eth0: Detected Hardware Unit Hang: TDH <51> TDT <6c> next_to_use <6c> next_to_clean <4d> buffer_info[next_to_clean]: time_stamp <10051dbdb> next_to_watch <51> jiffies <10051ddd8> next_to_watch.status <0> MAC Status <80283> PHY Status <796d> PHY 1000BASE-T Status <3800> PHY Extended Status <3000> PCI Status <10> [Tue Apr 9 14:03:17 2019] e1000e 0000:00:19.0 eth0: Detected Hardware Unit Hang: TDH <51> TDT <6c> next_to_use <6c> next_to_clean <4d> buffer_info[next_to_clean]: time_stamp <10051dbdb> next_to_watch <51> jiffies <10051dfc8> next_to_watch.status <0> MAC Status <80283> PHY Status <796d> PHY 1000BASE-T Status <3800> PHY Extended Status <3000> PCI Status <10> [Tue Apr 9 14:03:19 2019] e1000e 0000:00:19.0 eth0: Reset adapter unexpectedly [Tue Apr 9 14:03:22 2019] e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx Settings for eth0: Supported ports: [ TP ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Supported pause frame use: No Supports auto-negotiation: Yes Advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Advertised pause frame use: No Advertised auto-negotiation: Yes Speed: 1000Mb/s Duplex: Full Port: Twisted Pair PHYAD: 2 Transceiver: internal Auto-negotiation: on MDI-X: off (auto) Supports Wake-on: pumbg Wake-on: g Current message level: 0x00000007 (7) drv probe link Link detected: yes -- You are receiving this mail because: You are on the CC list for the bug.