I think I may have finally found my smoking gun…
Console warning message:
[ 50.457075] TCP: enp4s0: Driver has suspect GRO implementation, TCP performance may be compromised
enp4s0 is this nic: 04:00.0 Ethernet controller: Aquantia Corp. AQC113C NBase-T/IEEE 802.3an Ethernet Controller [Marvell Scalable mGig] (rev 03)
However, raising a ticket seems pointless as it’s been done before:
and the devs wouldn’t touch it.
I have 3 nics onboard that won’t work and no PCI slot to put in one that does so I’m up the creek with zero paddle it seems if this is the trigger for my freezes