Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
MIME-Version: 1.0
References: <157476581065.5793.4518979877345136813.stgit@buzz>
 <CAC=E7cU8TeNHDRnrHiFxmiHUKviVU9KaDvMq-U16VRgcohg6-w@mail.gmail.com> <xm268sl5uhgo.fsf@bsegall-linux.svl.corp.google.com>
In-Reply-To: <xm268sl5uhgo.fsf@bsegall-linux.svl.corp.google.com>
From:   Dave Chiluk <chiluk+linux@indeed.com>
Date:   Mon, 17 Feb 2020 13:56:29 -0600
Message-ID: <CAC=E7cUgALi4g19GsDZQemHafQfaSpjY1XUo3Swrv_g1PaWejQ@mail.gmail.com>
Subject: Re: [PATCH v2] sched/fair: add burst to cgroup cpu bandwidth controller
To:     Ben Segall <bsegall@google.com>
Cc:     Konstantin Khlebnikov <khlebnikov@yandex-team.ru>,
        Peter Zijlstra <peterz@infradead.org>, cgroups@vger.kernel.org,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Juri Lelli <juri.lelli@redhat.com>,
        Vincent Guittot <vincent.guittot@linaro.org>,
        Steven Rostedt <rostedt@goodmis.org>,
        Ingo Molnar <mingo@redhat.com>, Mel Gorman <mgorman@suse.de>,
        Cong Wang <xiyou.wangcong@gmail.com>,
        Dietmar Eggemann <dietmar.eggemann@arm.com>
Content-Type: text/plain; charset="UTF-8"
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Fri, Feb 14, 2020 at 12:55 PM <bsegall@google.com> wrote:
> I'm not sure that starting with full burst runtime is best, though it
> definitely seems likely to be one of those things where sometimes it's
> what you want and sometimes it's not.

We (Indeed) definitely want to start with a full burst bank in most
cases, as this would help with slow/throttled start-up times for our
Jitted and interpreter-based language applications.  I agree that it
would be nice to have it be configurable.

Dave.
fyi.  Unfortunately, this e-mail may be temporarily turned off for the
next few weeks, I apologize in advance for any bounced messages to me.