lkml.org 
[lkml]   [2024]   [Feb]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: This is the fourth time I’ve tried to find what led to the regression of outgoing network speed and each tim e I find the merge commit 8c94ccc7cd691472461448f98e2372c75849406 c
From
On 8.2.2024 12.32, Mikhail Gavrilov wrote:
> On Thu, Feb 8, 2024 at 2:23 PM Mathias Nyman
> <mathias.nyman@linux.intel.com> wrote:
>>
>> My guess is that CPU0 spends more time with interrupts disabled than other CPUs.
>> Either because it's handling interrupts from some other hardware, or running
>> code that disables interrupts (for example kernel code inside spin_lock_irq),
>> and thus not able to handle network adapter interrupts at the same rate as CPU23
>>
>
> Can this be fixed?

Not sure, I'm not that familiar with this area.
Maybe running irqbalance could help?

Thanks
Mathias

\
 
 \ /
  Last update: 2024-05-27 14:54    [W:1.618 / U:0.000 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site