From owner-freebsd-stable@freebsd.org Mon Jun 18 13:10:33 2018 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D516A100671A for ; Mon, 18 Jun 2018 13:10:33 +0000 (UTC) (envelope-from tech-lists@zyxst.net) Received: from out2-smtp.messagingengine.com (out2-smtp.messagingengine.com [66.111.4.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 793FF7E2D5 for ; Mon, 18 Jun 2018 13:10:33 +0000 (UTC) (envelope-from tech-lists@zyxst.net) Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id DCEF3220D0 for ; Mon, 18 Jun 2018 09:10:32 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Mon, 18 Jun 2018 09:10:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zyxst.net; h= content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-sender :x-me-sender:x-sasl-enc; s=fm2; bh=x+Z8qeSJy9OcEIH7iOVgWSlq0icyD Q0B5GIP4IpS3r4=; b=RoRO1eJ6xzaP44Psweni28Swby/XyRugkLeSDwJziSwrE 9BgFKMgDpwVSFFLtB3moLesdKGvWkE+Zb1a0BBkyoYUNd2dz6xS+xQC5zmPI9fqI QyZSOZ1ERWaMQgaZGwxOxUOONelQf2QNZGjpSJVpekMqaJRB8b4BA/vDlsxU6R4n ZkAdwaP0kCEzCANhEuCqJdKzYRs0YCCeMEaz+s5YMfduwZUUYFlQYlSsG9rqIWSo AM4YRKXPOpxDHroTZVenpbUDzBlQ1txXE/viZhbIaOPRFnD5+0MsefxkUDislr1B UsMkBAWfpeV+ClSTsio1gew/HB+UOm1U/yUH3xSvw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-sender:x-me-sender:x-sasl-enc; s=fm3; bh=x+Z8qe SJy9OcEIH7iOVgWSlq0icyDQ0B5GIP4IpS3r4=; b=GtT/IU6a2G4JJaDcDnA4Dt 86WGlzg/S/YMDo57RZxvwb0rhdKJrf3O77LTzs33+lGsJa4TZcGui0+te12+GbkQ G2qF7vsjWwULLH20TBERDdY6/sTOb/QbLzZV7ixA4M3WfPD/+bkUQUiH3lFx9Cyn DlbujL9vo/OYSM7hKfDm9aaEnYLNhDNlMfHsaXCZrAunmqmSE3yfOZLNAtpaW+t/ zWJnaKak8JC6A+0sjOHq24hPfV2QTDH2H7Cf4lzzul66qbMNWZxshSTcZv4CkmjN PEF7VO5f04Gujn9STO5rgRCtl95andLvBLfUNrBU6fIgJXzG6i20hp7d2Q7LxBrQ == X-ME-Proxy: X-ME-Sender: Received: from desktop.local (parsley.growveg.org [82.70.91.97]) by mail.messagingengine.com (Postfix) with ESMTPA id 1B679E465F for ; Mon, 18 Jun 2018 09:10:32 -0400 (EDT) Subject: Re: lightly loaded system eats swap space References: <20180618160855.44d9a0c2.freebsd.ed.lists@sumeritec.com> To: freebsd-stable@freebsd.org From: tech-lists Organization: none Message-ID: Date: Mon, 18 Jun 2018 14:10:31 +0100 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Jun 2018 13:10:34 -0000 On 18/06/2018 13:45, Adam wrote: > What is the output of sysctl vm.overcommit? That's a sysctl I've not heard of. It's 0 on both machines > If this system is intended on being a VM host, then why don't you > limit ARC to something reasonable like Total Mem - Projected VM Mem - > Overhead = Ideal ARC . I'll try doing that when I can take the machine out of service. thanks, -- J.