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From: Peter Wallace <pcw@mesanet.com>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Rod Webster <rod@vmn.com.au>,
	Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	linux-rt-users@vger.kernel.org
Subject: Re: Excessive network latency when using Realtek R8168/R8111 et al NIC
Date: Wed, 24 May 2023 07:09:25 -0700 (PDT)	[thread overview]
Message-ID: <Pine.NEB.4.64.2305240708250.21944@freeby.mesanet.com> (raw)
In-Reply-To: <ZG1KeAke2sb3XCqX@tpad>

>
> Are you guys using the realtime profiles from Tuned?
>
> Edit /etc/tuned/realtime-virtual-host-variables.conf,
>
> Then run
>
> tuned-adm profile realtime-virtual-host
>
> Note this will perform steps to isolate the configured CPU's,
> including unpinning all IRQs from the isolated CPUs,
> (which you can fix after applying the profile).
> enabling nohz_full=, rcu_nocbs=, etc (can check
> /usr/lib/tuned/realtime-virtual-host/tuned.conf and script.sh
> to see what what it (and its parent profiles) do).
>
>

I will give this a try, thanks!

Peter Wallace
Mesa Electronics

  reply	other threads:[~2023-05-24 14:09 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-18  3:23 Excessive network latency when using Realtek R8168/R8111 et al NIC Rod Webster
2023-04-28  8:51 ` Sebastian Andrzej Siewior
     [not found]   ` <CANV1gkcr4jBUY-iH-iJJPdrVMp+1Nq1YrNPONferMC1AutJgkg@mail.gmail.com>
2023-04-28 13:12     ` Sebastian Andrzej Siewior
2023-04-28 21:37       ` Rod Webster
2023-04-29  1:00         ` Rod Webster
2023-05-16 10:59         ` Sebastian Andrzej Siewior
     [not found]           ` <CANV1gkftrZvhUhXV-mJ-mYmsue3ER33cXCNmVD1bGAc6TmTHuA@mail.gmail.com>
     [not found]             ` <CANV1gkfsAfDt76=STFrekQA4M6sfVKyq7bujA=Tu+S6k+EGYcg@mail.gmail.com>
2023-05-19  8:37               ` Sebastian Andrzej Siewior
2023-05-19 11:41                 ` Rod Webster
2023-05-22  9:32                   ` Sebastian Andrzej Siewior
2023-05-22 10:06                     ` Rod Webster
2023-05-22 14:45                       ` Marcelo Tosatti
2023-05-22 20:02                         ` Rod Webster
2023-05-22 20:37                           ` Peter Wallace
2023-05-22 20:50                             ` Rod Webster
2023-05-23 23:21                             ` Marcelo Tosatti
2023-05-24 14:09                               ` Peter Wallace [this message]
2023-05-23 23:04                           ` Marcelo Tosatti
2023-05-24  9:37                             ` Stephane ANCELOT

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