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From: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
To: "Paul E. McKenney" <paulmck@kernel.org>
Cc: Zhouyi Zhou <zhouzhouyi@gmail.com>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
	rcu <rcu@vger.kernel.org>
Subject: Re: rcu_sched self-detected stall on CPU
Date: Thu, 7 Apr 2022 19:05:58 +0200	[thread overview]
Message-ID: <CANiq72k7BWjOU8=-dXD4bYWbK1i+rjDNaAohGrU42yJzcBm7uQ@mail.gmail.com> (raw)
In-Reply-To: <20220407151555.GR4285@paulmck-ThinkPad-P17-Gen-1>

On Thu, Apr 7, 2022 at 5:15 PM Paul E. McKenney <paulmck@kernel.org> wrote:
>
> Ah.  So you would instead look for boot to have completed within 10
> seconds?  Either way, reliable automation might well more important than
> reduction in time.

No (although I guess that could be an option), I was only pointing out
that when no stall is produced, the run should be much quicker than 30
seconds (at least it was in my setup), which would be the majority of the runs.

Cheers,
Miguel

WARNING: multiple messages have this Message-ID (diff)
From: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
To: "Paul E. McKenney" <paulmck@kernel.org>
Cc: rcu <rcu@vger.kernel.org>, Zhouyi Zhou <zhouzhouyi@gmail.com>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: rcu_sched self-detected stall on CPU
Date: Thu, 7 Apr 2022 19:05:58 +0200	[thread overview]
Message-ID: <CANiq72k7BWjOU8=-dXD4bYWbK1i+rjDNaAohGrU42yJzcBm7uQ@mail.gmail.com> (raw)
In-Reply-To: <20220407151555.GR4285@paulmck-ThinkPad-P17-Gen-1>

On Thu, Apr 7, 2022 at 5:15 PM Paul E. McKenney <paulmck@kernel.org> wrote:
>
> Ah.  So you would instead look for boot to have completed within 10
> seconds?  Either way, reliable automation might well more important than
> reduction in time.

No (although I guess that could be an option), I was only pointing out
that when no stall is produced, the run should be much quicker than 30
seconds (at least it was in my setup), which would be the majority of the runs.

Cheers,
Miguel

  reply	other threads:[~2022-04-07 17:06 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-05 21:41 rcu_sched self-detected stall on CPU Miguel Ojeda
2022-04-06  9:31 ` Zhouyi Zhou
2022-04-06  9:31   ` Zhouyi Zhou
2022-04-06 17:00   ` Paul E. McKenney
2022-04-06 17:00     ` Paul E. McKenney
2022-04-06 18:25     ` Zhouyi Zhou
2022-04-06 18:25       ` Zhouyi Zhou
2022-04-06 19:50       ` Paul E. McKenney
2022-04-06 19:50         ` Paul E. McKenney
2022-04-07  2:26         ` Zhouyi Zhou
2022-04-07  2:26           ` Zhouyi Zhou
2022-04-07 10:07           ` Miguel Ojeda
2022-04-07 10:07             ` Miguel Ojeda
2022-04-07 15:15             ` Paul E. McKenney
2022-04-07 15:15               ` Paul E. McKenney
2022-04-07 17:05               ` Miguel Ojeda [this message]
2022-04-07 17:05                 ` Miguel Ojeda
2022-04-07 17:55                 ` Paul E. McKenney
2022-04-07 17:55                   ` Paul E. McKenney
2022-04-07 23:14                   ` Zhouyi Zhou
2022-04-07 23:14                     ` Zhouyi Zhou
2022-04-08  1:43                     ` Paul E. McKenney
2022-04-08  1:43                       ` Paul E. McKenney
2022-04-08  7:23     ` Michael Ellerman
2022-04-08 10:02       ` Zhouyi Zhou
2022-04-08 10:02         ` Zhouyi Zhou
2022-04-08 14:07         ` Paul E. McKenney
2022-04-08 14:07           ` Paul E. McKenney
2022-04-08 14:25           ` Zhouyi Zhou
2022-04-08 14:25             ` Zhouyi Zhou
2022-04-10 11:33             ` Michael Ellerman
2022-04-11  3:05               ` Paul E. McKenney
2022-04-11  3:05                 ` Paul E. McKenney
2022-04-12  6:53                 ` Michael Ellerman
2022-04-12  6:53                   ` Michael Ellerman
2022-04-12 13:36                   ` Paul E. McKenney
2022-04-12 13:36                     ` Paul E. McKenney
2022-04-08 13:52       ` Miguel Ojeda
2022-04-08 13:52         ` Miguel Ojeda
2022-04-08 14:06       ` Paul E. McKenney
2022-04-08 14:06         ` Paul E. McKenney
2022-04-08 14:42       ` Michael Ellerman
2022-04-08 15:52         ` Paul E. McKenney
2022-04-08 15:52           ` Paul E. McKenney
2022-04-08 17:02         ` Miguel Ojeda
2022-04-08 17:02           ` Miguel Ojeda
2022-04-13  5:11         ` Nicholas Piggin
2022-04-13  5:11           ` Nicholas Piggin
2022-04-13  6:10           ` Low-res tick handler device not going to ONESHOT_STOPPED when tick is stopped (was: rcu_sched self-detected stall on CPU) Nicholas Piggin
2022-04-13  6:10             ` Nicholas Piggin
2022-04-14 17:15             ` Paul E. McKenney
2022-04-14 17:15               ` Paul E. McKenney
2022-04-22 15:53           ` Thomas Gleixner
2022-04-22 15:53             ` Re: Thomas Gleixner
2022-04-23  2:29             ` Re: Nicholas Piggin
2022-04-23  2:29               ` Re: Nicholas Piggin
  -- strict thread matches above, loose matches on Subject: below --
2016-09-15  4:02 rcu_sched self-detected stall on CPU NTU
2016-09-15  6:22 ` Mike Galbraith
2016-09-15 17:15   ` NTU
2016-09-20 14:34     ` NTU

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