From owner-freebsd-current@freebsd.org Wed Apr 20 07:10:40 2016 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 7E8AAB145BD for ; Wed, 20 Apr 2016 07:10:40 +0000 (UTC) (envelope-from joh.hendriks@gmail.com) Received: from mail-wm0-x22d.google.com (mail-wm0-x22d.google.com [IPv6:2a00:1450:400c:c09::22d]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 144661BB0 for ; Wed, 20 Apr 2016 07:10:40 +0000 (UTC) (envelope-from joh.hendriks@gmail.com) Received: by mail-wm0-x22d.google.com with SMTP id v188so190451272wme.1 for ; Wed, 20 Apr 2016 00:10:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:to:references:cc:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding; bh=MmKiHvXfVY1dd88s2o+aV45KQ0eKgMA99TOCc1ob/NA=; b=AAYQSo6qcPJuFLvHwBQKoPF7bQCoN64vKavx+nq+kPIDXCf4pnLEvh9wSeLvfK9xAq x8ihwRaX5U24Lk+rxolGQrEWH14rtXgy64G5P+/DOjHuIi99ZRm3qUYY7cpbGZncZaXJ n3A388C+D5U6H+fPGXn3WxeKBLIJoWEuiceieA9AFmX09HiCY/gbXGY7UZDXE2oDpft4 sE5hMMSQ/Mvrp/UxOQo2dVFQF902/XBWlrVv0d8q6JS4oEFmcc9mWKaOCcoW97LqliOn n5+1q73RwbT8XYLis7i5dlBxaZIy+EcdNonQEE0/Fjj2l7PHfjOY24MrKJ7aaNZrYFBV th6A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:subject:to:references:cc:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding; bh=MmKiHvXfVY1dd88s2o+aV45KQ0eKgMA99TOCc1ob/NA=; b=mz3SwWOCS8UPJm45DeaiHq9x10SNfeVnLDM3YqZtM94phkCkKXQh/5qb1uQpG5R8ZW de8HVdbVmTi2EtNGOSbMqSDMSyEWS62fiCSiNtkkkIauPerzFNmdNEFNt15zLS5QJWEu SxpKljsbTOcCD/WJL/lRLdtYGgPAyrFQ9C1v/7egkalE2jnugdRAplcuCWhbrS4S+mfo 1kyiHJarDbjBk3o6PlTWTyrkL/n1m6h/MuOe65W2p80j5m3WUyZAFgwcrVqyIc46Tylb l1ISwSY4e8+gDtTap12GRXwQYHl7VNHuVzwRWMPFz4rK27Fz0d6NUjBPjXZe0rrmyHWp kVaA== X-Gm-Message-State: AOPr4FW7ijtR1PjXDvvyW6MxAYVxCiNVgj7s0BDb35uzug/77qXfsLNw7qfXZCP6uDFEnA== X-Received: by 10.28.54.33 with SMTP id d33mr7948917wma.63.1461136238725; Wed, 20 Apr 2016 00:10:38 -0700 (PDT) Received: from Johans-MacBook-Air.local (92-111-79-242.static.chello.nl. [92.111.79.242]) by smtp.googlemail.com with ESMTPSA id wr2sm3949595wjc.49.2016.04.20.00.10.37 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 20 Apr 2016 00:10:38 -0700 (PDT) Subject: Re: Heads up To: Warner Losh References: Cc: freebsd-current@freebsd.org From: Johan Hendriks Message-ID: <0f6a84a9-4bae-4dc1-4f6e-169c16232cf6@gmail.com> Date: Wed, 20 Apr 2016 09:10:40 +0200 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:45.0) Gecko/20100101 Thunderbird/45.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Apr 2016 07:10:40 -0000 Op 15/04/16 om 19:30 schreef Warner Losh: > Also a horrible name. It's a generic I/O scheduler. It can do lots of > things. I keep saying that, and categorically refuse to name the more > expansive scheduler anything that's so limiting. > > Warner Thanks for all the work on this. One question? If the scheduler can do a lot of things what are the defaults set to? Are they set to the Netflix load or more like the behauvier of a standard FreeBSD before this patch. regards Johan