From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1CBCCC433E0 for ; Fri, 7 Aug 2020 16:48:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ED63E221E2 for ; Fri, 7 Aug 2020 16:48:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="GH+TcRxM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726941AbgHGQsS (ORCPT ); Fri, 7 Aug 2020 12:48:18 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:23593 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726923AbgHGQsN (ORCPT ); Fri, 7 Aug 2020 12:48:13 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1596818892; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=5uaTvo6j9usJ7mGdDSjNCVzeTH3/9YOGpZH8iappgok=; b=GH+TcRxMnTOw/U3OkimZZ1+0p6ms/7VGxbwm/pmI7N4QHvOHOOWirgG1Uq8h1r6NmB/1Zi j9viJv7Fbg2kEvG1atPjbUJfN+1KC/uI8tIsj+Sl2jcbzEfqCAaT9hdRwNduGPsjeJUhWE qTSqU3XMfzevaH3avpttoW9a1fvZr14= Received: from mail-ej1-f70.google.com (mail-ej1-f70.google.com [209.85.218.70]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-343-UOpswGSkPjan0kp2yjU6ow-1; Fri, 07 Aug 2020 12:48:10 -0400 X-MC-Unique: UOpswGSkPjan0kp2yjU6ow-1 Received: by mail-ej1-f70.google.com with SMTP id e22so1118595ejx.18 for ; Fri, 07 Aug 2020 09:48:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=5uaTvo6j9usJ7mGdDSjNCVzeTH3/9YOGpZH8iappgok=; b=RQqDo8zoAjVhLxY4n4HIniJRlLevE5BAVJ4JxwzMp8+7ju3VmDYba4ronU4/1nPwiH lc6xYeGEy60I/MT/tTSnQ2n795Mb/u9ENJKRJ6JxqVzKo7G3NfQEkka/hX+/9/OkUQVC rfYRszmkYCZcJYkJZ9AevfZMYM8B/Zih7vGg5dDIf3cIblbPkK25istHW9Sn//kUnQaC ++POdrUZOnrlwdmfGVH9zS7EP6dvg0EewweOkObIXtsJfBIGfE+8Aaud2lFWYVDnXi7i 4XX0HbLy3SUZ7bqT4bIT0dzl04YBNZVp89WijVlz/p2yV+5ISOjyvajZvn9TG61Vcpqm wGNw== X-Gm-Message-State: AOAM5304CYgM2AV4IA8qYXBx5mPHonRh9Mw6yY7hHoojmbVONxkDIq/B wHc3pbA81qEpxo1TPxkYfNf/72uC7M7GAutF0aRuYc8ZeHSqlC+uRjWCQHUix1fA6dG4IIJeH0n N2/cg8WT7m7mbXKNTHZS3Sygr X-Received: by 2002:a17:906:aad2:: with SMTP id kt18mr10449856ejb.537.1596818888965; Fri, 07 Aug 2020 09:48:08 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzcfviELTbH8IfrCZg+pRReV0EoEKU9cNH9MLRePDcYmNJ6fqZI8EjqPkhFM1ikphH145ya/A== X-Received: by 2002:a17:906:aad2:: with SMTP id kt18mr10449835ejb.537.1596818888809; Fri, 07 Aug 2020 09:48:08 -0700 (PDT) Received: from x1.bristot.me (host-87-16-204-193.retail.telecomitalia.it. [87.16.204.193]) by smtp.gmail.com with ESMTPSA id g25sm6232476ejh.110.2020.08.07.09.48.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 07 Aug 2020 09:48:08 -0700 (PDT) Subject: Re: [RFC PATCH v2 6/6] sched/fair: Implement starvation monitor To: peterz@infradead.org, luca abeni Cc: Juri Lelli , mingo@redhat.com, rostedt@goodmis.org, tglx@linutronix.de, linux-kernel@vger.kernel.org, tommaso.cucinotta@santannapisa.it, alessio.balsini@gmail.com, dietmar.eggemann@arm.com, linux-rt-users@vger.kernel.org, mtosatti@redhat.com, williams@redhat.com, valentin.schneider@arm.com References: <20200807095051.385985-1-juri.lelli@redhat.com> <20200807095604.GO42956@localhost.localdomain> <20200807104618.GH2674@hirez.programming.kicks-ass.net> <20200807154941.2bb11408@nowhere> <20200807141118.GK2674@hirez.programming.kicks-ass.net> From: Daniel Bristot de Oliveira Message-ID: Date: Fri, 7 Aug 2020 18:48:07 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200807141118.GK2674@hirez.programming.kicks-ass.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/7/20 4:11 PM, peterz@infradead.org wrote: > But I shelved all that after I heard about that other balancer idea > Danial was suppose to be working on ;-))) The PhD bureaucracy (and behind the scenes) were blocking me... but I am free man now and will catch up on that ;-). [ also because I made enough progress on this: https://github.com/bristot/rtsl/ and can start other things. ] -- Daniel