From nobody Wed May 19 01:59:42 2021 X-Original-To: freebsd-hackers@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 1E13F5D2175 for ; Wed, 19 May 2021 01:59:46 +0000 (UTC) (envelope-from rozhuk.im@gmail.com) Received: from mail-wr1-x429.google.com (mail-wr1-x429.google.com [IPv6:2a00:1450:4864:20::429]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FlGJy079Cz3mSj; Wed, 19 May 2021 01:59:45 +0000 (UTC) (envelope-from rozhuk.im@gmail.com) Received: by mail-wr1-x429.google.com with SMTP id c14so10416046wrx.3; Tue, 18 May 2021 18:59:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:date:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=gNLthc6TjOkV8t2o09lpzm9smy7Q4y+9HepWSYY7cuc=; b=KZCL6G7vvo8+e7a8hBtm1v7mD6SkDhPyu4cy9fuk13HqjXVeI3Fbx2FZ/o53Zzv+Na vkwW134w2zof/6VSizumZ2r5fcNybNtzpYxMrhiXTn6gVDnKKADKZBkjXf+UySfg8MTm jPViTkUOQaXMDc+41BZMMqy6rNMhOU72A3TrNtTTryBAukOrXZCkPBN7xEHTJQN+A6HU tD2ZH45GO7uWC07TT3vnzaGgUdV+0NbKG0O6QnZR7OeIjzodQapKLaGWe1KNqDZ5mhc8 R2jVZNGbzwZThKZRrqC4xPGyc/TBYTD7+4rlzh3ilqUbFLhPz2AoYaWWMF1ypauXzrDQ aqow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gNLthc6TjOkV8t2o09lpzm9smy7Q4y+9HepWSYY7cuc=; b=UOS92iSvtT/21TsXha7+rXm4Db/0oiCuET+G67LSk4LpHw14LbiOGZJMtjyW/AuIAX V5r7WEFlYM28MQz2PnrARq545JX+K4tADINwj2/upI3KYVrm2uvDTd5Aze/AwuiUS4Yx CkmVygcHSgLQ9ow5teGYYEJ5eNG5Hlo270t6YnCN7UtYQGmhjqHps08KikSvdrdSkf6z ffrP0IvLICD306OWJ2gLIqTkuJ6hmnEubCiGf1PNmMlQmPu2yFoBLrlC4/zCscrPzzMH +5iNpBu4r1vR5oaFzObdNZDD/6dRGH6wgcdCT82V1QjwYptNk5/vir29vEueLmNEpT+k mvUQ== X-Gm-Message-State: AOAM531q/tgWKJyiwkpjideMrg/KebnCAHgW0bOd6AQ3IPQNKUlOoNPi Dux8iroE4dh3DeQ/y3BT2ZST0Tw/d3uroA== X-Google-Smtp-Source: ABdhPJzKL25NWkWSxnqwMAwOW7AHyQcayu2gP6jBySL6phiPoUnVzDPY9t2+3AShoAWS0PiyaawTLQ== X-Received: by 2002:a5d:4d4f:: with SMTP id a15mr10751746wru.187.1621389584481; Tue, 18 May 2021 18:59:44 -0700 (PDT) Received: from rimwks.local ([2001:470:1f15:3d8:7285:c2ff:fe37:5722]) by smtp.gmail.com with ESMTPSA id p6sm7655238wma.4.2021.05.18.18.59.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 May 2021 18:59:44 -0700 (PDT) From: Rozhuk Ivan X-Google-Original-From: Rozhuk Ivan Date: Wed, 19 May 2021 04:59:42 +0300 To: Alan Somers Cc: Mark Johnston , FreeBSD Hackers Subject: Re: The pagedaemon evicts ARC before scanning the inactive page list Message-ID: <20210519045942.2a4a61d7@rimwks.local> In-Reply-To: References: X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; amd64-portbld-freebsd13.0) List-Id: Technical discussions relating to FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-hackers List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-hackers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4FlGJy079Cz3mSj X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; TAGGED_FROM(0.00)[] On Tue, 18 May 2021 17:55:36 -0600 Alan Somers wrote: > My next question is: > what's the fastest way to generate a lot of inactive memory? My first > attempt was "find . | xargs md5", but that isn't terribly effective. Try this: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195882