Re: [Intel-wired-lan] Bug report: Intel ICE driver

[Przemek Kitszel <przemyslaw.kitszel@intel.com>]

On 7/4/23 10:50, Nebojsa Stevanovic wrote:
> Dear maintainers,
> 
> We are experiencing issues with RX/TX counters on Intel NIC's using ICE 
> driver.
> We started experiencing issues from kernel 6.2 onwards (6.3.5 also). We 
> use vanilla kernel on Ubuntu 22.04 servers.

Thank you for the report, I will take a look, we will also try to 
reproduce it locally.

> 
> I've attached two screenshots of grafana dashboard - one showing metrics 
> collected from firmware using ethtool, another collected from kernel 
> (netlink or /proc/net/dev). As you can see, there are spikes showing 
> over 400Tb/s received. We tried collecting metrics with different 
> tools/scripts just to be sure that our collecting is not faulty, but the 
> behaviour is same.
> 
> Using proprietary drivers is not easy, since they are not up to date 
> with the mainline kernel development and we are facing many issues 
> during compilation.
> 
> How to reproduce: Installing server with Ubuntu 22.04 and Intel NIC 
> from E810 series. It happens more often on high traffic, but not exclusive.
> 
> Please let me know if I can provide any more information.

Usually output of the `dmesg` command is attached for bug reports, 
please make sure that you ran the command a moment after the bug pops up.

> 
> Regards,
> Nebojša
> GCORE <https://gcorelabs.com/> 	
> *Nebojsa Stevanovic*
> Systems Engineer
> nebojsa.stevanovic@gcore.com <mailto:nebojsa.stevanovic@gcore.com>
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Thanks,
Przemek
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