• Re: bridge interface randomly dropping

    From Michael P. Soulier@3:633/10 to All on Friday, January 16, 2026 15:40:01
    On 2025-10-30 16:03, Michael P. Soulier wrote:


    On 10/29/25 14:42, Michael Stone wrote:

    what do you mean "goes down"? is it literally in down state? what are
    the output of:
    ˙˙ip link show br0
    ˙˙bridge link show

    I'll try to capture that the next time it goes down.

    I updated my cronjob to do just that.

    root@gandalf:~# cat bridge.log
    59: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state
    UP mode DEFAULT group default qlen 1000
    link/ether 30:d0:42:e8:b9:b8 brd ff:ff:ff:ff:ff:ff
    2: enp0s31f6: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master br0
    state forwarding priority 32 cost 5
    60: vnet50: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master virbr1
    state forwarding priority 32 cost 2
    61: vnet51: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master br0 state forwarding priority 32 cost 2
    62: vnet52: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master br0 state forwarding priority 32 cost 2
    63: vnet53: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master virbr1
    state forwarding priority 32 cost 2
    64: vnet54: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master br0 state forwarding priority 32 cost 2
    65: vnet55: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master virbr1
    state forwarding priority 32 cost 2
    66: vnet56: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master virbr1
    state forwarding priority 32 cost 2
    67: vnet57: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master br0 state forwarding priority 32 cost 2
    68: vnet58: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 master virbr1
    state forwarding priority 32 cost 2

    Waiting for br0 to get ready (MAXWAIT is 2 seconds).

    --- PyGate Linux v1.5.2
    * Origin: Dragon's Lair, PyGate NNTP<>Fido Gate (3:633/10)