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[64.147.123.25]) by mx.google.com with ESMTPS id v26si2627721qtc.201.2019.03.07.20.15.28 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 07 Mar 2019 20:15:28 -0800 (PST) Received-SPF: softfail (google.com: domain of transitioning tobin@kernel.org does not designate 64.147.123.25 as permitted sender) client-ip=64.147.123.25; Authentication-Results: mx.google.com; dkim=pass header.i=@messagingengine.com header.s=fm2 header.b=FwMcvt+I; spf=softfail (google.com: domain of transitioning tobin@kernel.org does not designate 64.147.123.25 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 mailout.west.internal (Postfix) with ESMTP id 0A22836B0; Thu, 7 Mar 2019 23:15:26 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute3.internal (MEProxy); Thu, 07 Mar 2019 23:15:27 -0500 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=4XtFG0o08VP7KrL9BCqmvaLWxmrIynX8gM/X1EsO8JE=; b=FwMcvt+I Q6eBIB2iK4dL8TExfycPnlKNVCKTFW8q3Yq/KTCK1JuEko249NK4a1+3yEsOkkhv IU3BzXm7+zBA2Gr19tP2teZwKZeTUiseqG/p4mMXXUympNWXRYPPxjwbgTNFmO81 /SrCZK0JuRHwIiOp5giq/JBqjKQXUi/fkJCgd3lh+shN2aRX2OCHOLiy0NLv3wR2 AaaeYRe0sTgtPbRvmMgjmzfQMKNWVR7Fn1DFjryvgHD2g0Dpc3MeaTvxykX8z26/ JZk/i8jxYjkGVQPkPJnW5nWIA4PK6vp3w0SaMp1fgJpYaWm3OFPu7qX/DjlPjAgF NeZAV6H54Fu6Og== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedutddrfeelgdeifecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepfdfvohgsihhn ucevrdcujfgrrhguihhnghdfuceothhosghinheskhgvrhhnvghlrdhorhhgqeenucfkph epuddvgedrudeiledrhedrudehkeenucfrrghrrghmpehmrghilhhfrhhomhepthhosghi nheskhgvrhhnvghlrdhorhhgnecuvehluhhsthgvrhfuihiivgepie X-ME-Proxy: Received: from eros.localdomain (124-169-5-158.dyn.iinet.net.au [124.169.5.158]) by mail.messagingengine.com (Postfix) with ESMTPA id BE16FE4481; Thu, 7 Mar 2019 23:15:23 -0500 (EST) From: "Tobin C. Harding" To: Andrew Morton Cc: "Tobin C. Harding" , Christopher Lameter , Pekka Enberg , Matthew Wilcox , Tycho Andersen , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [RFC 08/15] tools/vm/slabinfo: Add defrag_used_ratio output Date: Fri, 8 Mar 2019 15:14:19 +1100 Message-Id: <20190308041426.16654-9-tobin@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190308041426.16654-1-tobin@kernel.org> References: <20190308041426.16654-1-tobin@kernel.org> MIME-Version: 1.0 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: X-Virus-Scanned: ClamAV using ClamSMTP 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 9cdccdaca349..8cf3bbd061e2 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 :"))