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From: Peter Zijlstra <peterz@infradead.org>
To: Biju Das <biju.das.jz@bp.renesas.com>
Cc: "m.szyprowski@samsung.com" <m.szyprowski@samsung.com>,
	"bsegall@google.com" <bsegall@google.com>,
	"bristot@redhat.com" <bristot@redhat.com>,
	"chris.hyser@oracle.com" <chris.hyser@oracle.com>,
	"corbet@lwn.net" <corbet@lwn.net>,
	"dietmar.eggemann@arm.com" <dietmar.eggemann@arm.com>,
	"efault@gmx.de" <efault@gmx.de>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"joel@joelfernandes.org" <joel@joelfernandes.org>,
	"joshdon@google.com" <joshdon@google.com>,
	"juri.lelli@redhat.com" <juri.lelli@redhat.com>,
	"kprateek.nayak@amd.com" <kprateek.nayak@amd.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"mingo@kernel.org" <mingo@kernel.org>,
	"patrick.bellasi@matbug.net" <patrick.bellasi@matbug.net>,
	Pavel Machek <pavel@ucw.cz>, "pjt@google.com" <pjt@google.com>,
	"qperret@google.com" <qperret@google.com>,
	"qyousef@layalina.io" <qyousef@layalina.io>,
	"rostedt@goodmis.org" <rostedt@goodmis.org>,
	"tglx@linutronix.de" <tglx@linutronix.de>,
	"tim.c.chen@linux.intel.com" <tim.c.chen@linux.intel.com>,
	"timj@gnu.org" <timj@gnu.org>,
	"vincent.guittot@linaro.org" <vincent.guittot@linaro.org>,
	"youssefesmat@chromium.org" <youssefesmat@chromium.org>,
	"yu.c.chen@intel.com" <yu.c.chen@intel.com>,
	"mgorman@suse.de" <mgorman@suse.de>,
	"linux-renesas-soc@vger.kernel.org" 
	<linux-renesas-soc@vger.kernel.org>
Subject: Re: [PATCH] sched/fair: fix pick_eevdf to always find the correct se
Date: Thu, 5 Oct 2023 17:02:58 +0200	[thread overview]
Message-ID: <20231005150258.GA36277@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <OS0PR01MB59220AF3959BDC5FEFC0340F86CAA@OS0PR01MB5922.jpnprd01.prod.outlook.com>

On Thu, Oct 05, 2023 at 07:31:34AM +0000, Biju Das wrote:

> [   26.099203] EEVDF scheduling fail, picking leftmost

This, that the problem.. the rest is just noise because printk stinks.

Weirdly have not seen that trigger, and I've been running with this
patch on for a few days now :/

  parent reply	other threads:[~2023-10-05 15:47 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-05  7:31 Biju Das
2023-10-05  7:58 ` Biju Das
2023-10-05 15:02 ` Peter Zijlstra [this message]
2023-10-05 15:08   ` Biju Das
2023-10-06  8:36     ` Marek Szyprowski
2023-10-06  9:38       ` Biju Das
     [not found]     ` <553e2ee4-ab3a-4635-a74f-0ba4cc03f3f9@samsung.com>
2023-10-06 10:31       ` Mike Galbraith
2023-10-06 14:00         ` Peter Zijlstra
2023-10-06 14:39           ` Mike Galbraith
2023-10-06 15:55             ` Peter Zijlstra
2023-10-06 16:54               ` Mike Galbraith
2023-10-06 19:24               ` Peter Zijlstra
2023-10-06 20:15                 ` Marek Szyprowski
2023-10-06 23:27                 ` Mike Galbraith
2023-10-07  0:37                 ` Chen Yu
2023-10-07  6:26                   ` Biju Das
2023-10-07  6:42                     ` Chen Yu
2023-10-09 14:27                       ` Phil Auld
2023-10-10  2:08                         ` Chen Yu
2023-10-07  6:24                 ` Biju Das
2023-10-09  7:53                 ` [tip: sched/urgent] sched/eevdf: Fix min_deadline heap integrity tip-bot2 for Peter Zijlstra
2023-10-05 15:11   ` [PATCH] sched/fair: fix pick_eevdf to always find the correct se Peter Zijlstra
  -- strict thread matches above, loose matches on Subject: below --
2023-05-31 11:58 [PATCH 00/15] sched: EEVDF and latency-nice and/or slice-attr Peter Zijlstra
2023-05-31 11:58 ` [PATCH 05/15] sched/fair: Implement an EEVDF like policy Peter Zijlstra
2023-09-30  0:09   ` [PATCH] sched/fair: fix pick_eevdf to always find the correct se Benjamin Segall
     [not found]     ` <CGME20231004203940eucas1p2f73b017497d1f4239a6e236fdb6019e2@eucas1p2.samsung.com>
2023-10-04 20:39       ` Marek Szyprowski
2023-10-11 12:12     ` Abel Wu
2023-10-11 13:14       ` Peter Zijlstra
2023-10-11 21:01       ` Benjamin Segall
2023-10-12 10:25         ` Abel Wu
2023-10-12 17:51           ` Benjamin Segall
2023-10-13  3:46             ` Abel Wu
2023-10-13 16:51               ` Benjamin Segall

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