`eno2: Detected Hardware Unit Hang` #38

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opened 2025-04-09 13:22:10 +02:00 by tdpeuter · 3 comments

tdpeuter commented

2025-04-09 13:22:10 +02:00

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Proxmox sometimes goes offline.

Apr 09 12:45:59 roxanne kernel: e1000e 0000:00:1f.6 eno2: Detected Hardware Unit Hang:
  TDH                  <39>
  TDT                  <46>
  next_to_use          <46>
  next_to_clean        <38>
buffer_info[next_to_clean]:
  time_stamp           <1011bed85>
  next_to_watch        <39>
  jiffies              <1011bf640>
  next_to_watch.status <0>
MAC Status             <80083>
PHY Status             <796d>
PHY 1000BASE-T Status  <3800>
PHY Extended Status    <3000>
PCI Status             <10>
Apr 09 12:46:01 roxanne kernel: e1000e 0000:00:1f.6 eno2: Detected Hardware Unit Hang:
  TDH                  <39>
  TDT                  <46>
  next_to_use          <46>
  next_to_clean        <38>
buffer_info[next_to_clean]:
  time_stamp           <1011bed85>
  next_to_watch        <39>
  jiffies              <1011bfe00>
  next_to_watch.status <0>
MAC Status             <80083>
PHY Status             <796d>
PHY 1000BASE-T Status  <3800>
PHY Extended Status    <3000>
PCI Status             <10>
...

about every two seconds.

Sometimes also

Apr 09 12:54:19 roxanne pvestatd[1037]: storage 'Hugo' is not online

Which to my understanding is due to the networking device being offline.

Proxmox sometimes goes offline. ``` Apr 09 12:45:59 roxanne kernel: e1000e 0000:00:1f.6 eno2: Detected Hardware Unit Hang: TDH <39> TDT <46> next_to_use <46> next_to_clean <38> buffer_info[next_to_clean]: time_stamp <1011bed85> next_to_watch <39> jiffies <1011bf640> next_to_watch.status <0> MAC Status <80083> PHY Status <796d> PHY 1000BASE-T Status <3800> PHY Extended Status <3000> PCI Status <10> Apr 09 12:46:01 roxanne kernel: e1000e 0000:00:1f.6 eno2: Detected Hardware Unit Hang: TDH <39> TDT <46> next_to_use <46> next_to_clean <38> buffer_info[next_to_clean]: time_stamp <1011bed85> next_to_watch <39> jiffies <1011bfe00> next_to_watch.status <0> MAC Status <80083> PHY Status <796d> PHY 1000BASE-T Status <3800> PHY Extended Status <3000> PCI Status <10> ... ``` about every two seconds. Sometimes also ``` Apr 09 12:54:19 roxanne pvestatd[1037]: storage 'Hugo' is not online ``` Which to my understanding is due to the networking device being offline.

tdpeuter added the

bug

label 2025-04-09 13:22:10 +02:00

tdpeuter commented

2025-04-09 13:48:15 +02:00

Author

Owner

Might have to confirm that C-states are disabled in BIOS.

tdpeuter commented

2025-04-09 13:52:30 +02:00

Author

Owner

I found Trap error on e1000 network adapter - Proxmox Support Forum (linked by Intel NIC e1000e hardware unit hang - Proxmox Support Forum and e1000e eno1: Detected Hardware Unit Hang - Proxmox Support Forum)

I tried the suggested config. Let's see 🤞

iface eno2 inet manual
        # post-up goes below
        post-up ethtool -K eno2 tso off gso off

auto vmbr0
iface vmbr0 inet static
        address 192.168.0.13/24
        gateway 192.168.0.1
        bridge-ports eno2
        bridge-stp off
        bridge-fd 0
        # post-up goes below
        post-up ethtool -K vmbr0 tso off gso off

I found [Trap error on e1000 network adapter - Proxmox Support Forum](https://forum.proxmox.com/threads/trap-error-on-e1000-network-adapter.105758/) (linked by [Intel NIC e1000e hardware unit hang - Proxmox Support Forum](https://forum.proxmox.com/threads/intel-nic-e1000e-hardware-unit-hang.106001/) and [e1000e eno1: Detected Hardware Unit Hang - Proxmox Support Forum](https://forum.proxmox.com/threads/e1000e-eno1-detected-hardware-unit-hang.59928/)) I tried the suggested config. Let's see 🤞 ``` iface eno2 inet manual # post-up goes below post-up ethtool -K eno2 tso off gso off auto vmbr0 iface vmbr0 inet static address 192.168.0.13/24 gateway 192.168.0.1 bridge-ports eno2 bridge-stp off bridge-fd 0 # post-up goes below post-up ethtool -K vmbr0 tso off gso off ```

tdpeuter commented

2025-06-27 14:21:07 +02:00

Author

Owner

Also occurred on TrueNAS