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=-9.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 29941C04AAF for ; Mon, 20 May 2019 05:41:56 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id D4CDA2081C for ; Mon, 20 May 2019 05:41:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="GbbDnSgm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D4CDA2081C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 730BB6B000D; Mon, 20 May 2019 01:41:55 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 6E08E6B000E; Mon, 20 May 2019 01:41:55 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5D04A6B0010; Mon, 20 May 2019 01:41:55 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from mail-qt1-f200.google.com (mail-qt1-f200.google.com [209.85.160.200]) by kanga.kvack.org (Postfix) with ESMTP id 3DFDC6B000D for ; Mon, 20 May 2019 01:41:55 -0400 (EDT) Received: by mail-qt1-f200.google.com with SMTP id c48so13233296qta.19 for ; Sun, 19 May 2019 22:41:55 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:dkim-signature:from:to:cc:subject:date :message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=eB8W4ZifzOOx7n477C9lsHSgteznueDWRYbTVC4RGG4=; b=eXHm4W/drsal867H3zIYC52YFAlL4avr+ytjs+XJiivHmUOPnfA1x09vWSqO87gbXl folk0bsK7GrppNu+GqD4bd55QVBDpFFaJ7XRa15M7RIBnJmYcwrz+ZQlc7Qe3VeUngu/ uqOFyhSzjf8cF+UO5/oCdA8Mb7+RFdUZtaMw3mmdeMY3TDwVHkmxFXrgAVRFO/qtKVy2 d8fvV0gNInnbtL4OuMd+koYrH9/MI1R1BXX/ChGcp0vawSnwQDGihXu6P860HO2uF8v6 CATFt4wFCC1ye8nj6CrIxvicvkXxWOO8kGEOOmlVCzhtRtTKmmr3sNhZQ1kqmivVlLFQ 92Pg== X-Gm-Message-State: APjAAAVzmfvgBvmGYINammrje7YHlpZKGrsVvsZuKLY8NMoci5i7rrtl sKtih71Pqe1YyvCgHL27tnS2WnwxWF8OvCpc17bMhSZ8HUkniwHytipo5gB4ZlCsRSgs1b3LrNY nZWZwuAzypICizSSfTbVhe4F4Kgec+ilaJDLJCK1W7zP71bQaYAeXWH6/ifMEtmQ= X-Received: by 2002:ac8:198f:: with SMTP id u15mr62500907qtj.153.1558330914955; Sun, 19 May 2019 22:41:54 -0700 (PDT) X-Google-Smtp-Source: APXvYqyAdzbmNppiuSE250qfH5caUJN41q9Pjg72Aa+UjT7uRokzzYPebEFgH32xInOzaeK9vjJH X-Received: by 2002:ac8:198f:: with SMTP id u15mr62500866qtj.153.1558330914112; Sun, 19 May 2019 22:41:54 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1558330914; cv=none; d=google.com; s=arc-20160816; b=mrR0CYUCZ63GlSvg8NxP24gFvlSKU5fATYsG7R31G0uuBl3rTCBYxi7oHlENfP8uGw Ii8ingkaMFGfIV/QEIjpNJrT2sKwcQbdc+CwTJhAANnB1r5ZlxYK0eHT6NSn9t8AWfBT 099vBQQnhBg/3jl6xAooRfUbpMtTGdCSFoYw4NMZ2HPvAWvO1h31ZTSC4DGzexFqaMVz pQB7wb/WNMg/gB0/AMp4UC4WDz+IxQiNEJ1db328/jtPQRdLmaxa1v+lZE4HkGpNLG9e qxLrPy1YU2h01tQq6xbGVA2/s0d3Mdy89rVZlTZ0kdCsb96MT6mf70f6e/G4cio26bNv 7uNA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature; bh=eB8W4ZifzOOx7n477C9lsHSgteznueDWRYbTVC4RGG4=; b=fFytD07fj8O2jrTJlG2tnlu3G8XFttJPbIQ/bPJE+wxhz6Hp/plX5xx+GUt6x3Wzp/ ZKmWUoIU4zLNz0mDSAJRpmgqdVFv8bcx+Hft5oLehzE+SabZ6Oum1qUErVUqmTplPJj+ B2Jtj6tjm7Be1BzR3pHQcxBquWGYlvAhc1WWCSGjPoKSh7CFljb7IkUGJ7FEM1Besk+A ZlqXY16817u40pjzvdx8oqu5gLqjSZlM/U1SzSw2oGDc4LoG7GDbmbaWKo9hRsmjXTUx klTguE5BqWHeq1x6o3CWj56KDzFSKbLp5A7TlP4ufajJGHNrzaV4I9EK41VM0GOufmMh k1jw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@messagingengine.com header.s=fm2 header.b=GbbDnSgm; spf=softfail (google.com: domain of transitioning tobin@kernel.org does not designate 66.111.4.230 as permitted sender) smtp.mailfrom=tobin@kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from new4-smtp.messagingengine.com (new4-smtp.messagingengine.com. [66.111.4.230]) by mx.google.com with ESMTPS id e12si592470qve.129.2019.05.19.22.41.54 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 19 May 2019 22:41:54 -0700 (PDT) Received-SPF: softfail (google.com: domain of transitioning tobin@kernel.org does not designate 66.111.4.230 as permitted sender) client-ip=66.111.4.230; Authentication-Results: mx.google.com; dkim=pass header.i=@messagingengine.com header.s=fm2 header.b=GbbDnSgm; spf=softfail (google.com: domain of transitioning tobin@kernel.org does not designate 66.111.4.230 as permitted sender) smtp.mailfrom=tobin@kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailnew.nyi.internal (Postfix) with ESMTP id CCF6846EF; Mon, 20 May 2019 01:41:53 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute3.internal (MEProxy); Mon, 20 May 2019 01:41:53 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; bh=eB8W4ZifzOOx7n477C9lsHSgteznueDWRYbTVC4RGG4=; b=GbbDnSgm 0kVZe8RNuEifClhviafSdIf6NVtk0GruV6Fn/MjenuqiXRGGoet1W8RyBsiTx2eJ KR2P/iazreJakJr9AVkSEzJA0WPSgdvAmKi0o6iNQjaVP0OlKwwfmIovSTbN0Yro HzUflNj+0yAYXx+hM1zie5xJ4bIc/Sn2+b7Hdl3qbH21xyoLdoPTB5JnAUyINPjw l7Iw5+ueEUGVCwHQ5nIJarApG0QFmrgTDpzjo+8+cypGNr6l8XmroCDGtVYwVDGQ gQLh5ZclTVb8T/VRLhmSSPQRWUKHrambSidQjQoY5/7RG7+bOd3EQSUQdSuzeOXc lJN1JwWphP9kJw== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduuddruddtjedguddtudcutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd enucfjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepfdfvohgs ihhnucevrdcujfgrrhguihhnghdfuceothhosghinheskhgvrhhnvghlrdhorhhgqeenuc fkphepuddvgedrudeiledrudehiedrvddtfeenucfrrghrrghmpehmrghilhhfrhhomhep thhosghinheskhgvrhhnvghlrdhorhhgnecuvehluhhsthgvrhfuihiivgephe X-ME-Proxy: Received: from eros.localdomain (124-169-156-203.dyn.iinet.net.au [124.169.156.203]) by mail.messagingengine.com (Postfix) with ESMTPA id AEB008005B; Mon, 20 May 2019 01:41:46 -0400 (EDT) From: "Tobin C. Harding" To: Andrew Morton , Matthew Wilcox Cc: "Tobin C. Harding" , Roman Gushchin , Alexander Viro , Christoph Hellwig , Pekka Enberg , David Rientjes , Joonsoo Kim , Christopher Lameter , Miklos Szeredi , Andreas Dilger , Waiman Long , Tycho Andersen , Theodore Ts'o , Andi Kleen , David Chinner , Nick Piggin , Rik van Riel , Hugh Dickins , Jonathan Corbet , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH v5 06/16] tools/vm/slabinfo: Add defrag_used_ratio output Date: Mon, 20 May 2019 15:40:07 +1000 Message-Id: <20190520054017.32299-7-tobin@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190520054017.32299-1-tobin@kernel.org> References: <20190520054017.32299-1-tobin@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Add output for the newly added defrag_used_ratio sysfs knob. Signed-off-by: Tobin C. Harding --- tools/vm/slabinfo.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/vm/slabinfo.c b/tools/vm/slabinfo.c index d2c22f9ee2d8..ef4ff93df4cc 100644 --- a/tools/vm/slabinfo.c +++ b/tools/vm/slabinfo.c @@ -34,6 +34,7 @@ struct slabinfo { unsigned int sanity_checks, slab_size, store_user, trace; int order, poison, reclaim_account, red_zone; int movable, ctor; + int defrag_used_ratio; int remote_node_defrag_ratio; unsigned long partial, objects, slabs, objects_partial, objects_total; unsigned long alloc_fastpath, alloc_slowpath; @@ -549,6 +550,8 @@ static void report(struct slabinfo *s) printf("** Slabs are destroyed via RCU\n"); if (s->reclaim_account) printf("** Reclaim accounting active\n"); + if (s->movable) + printf("** Defragmentation at %d%%\n", s->defrag_used_ratio); printf("\nSizes (bytes) Slabs Debug Memory\n"); printf("------------------------------------------------------------------------\n"); @@ -1279,6 +1282,7 @@ static void read_slab_dir(void) slab->deactivate_bypass = get_obj("deactivate_bypass"); slab->remote_node_defrag_ratio = get_obj("remote_node_defrag_ratio"); + slab->defrag_used_ratio = get_obj("defrag_used_ratio"); chdir(".."); if (read_slab_obj(slab, "ops")) { if (strstr(buffer, "ctor :")) -- 2.21.0